Engineering 1924 Jan-Jun: Index: General Index

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GENERAL INDEX

ABERRATION. Sec Optics

Accidents :

Accident Compensation. See Workmen’s Compensation under Labour
Airhsip, French, “Dixmude,” Loss of, 53
City and South London Railway, Earth Subsidence, 520. See 561
Colliery Accidents, Relative Importance,497 — Explosions, and Use of Electricity, 179. See 740
Dam, Ferro-Concrete, North Italy, Failure of, 275
Electrical Machinery Breakdowns, Statistics, 520
Explosions, Boiler. See PARAGRAPH INDEX
Oppau Chemical Works, Cause, 501
Locomotive Connecting-Rod Failure, Report, 57
Shipping Losses, Lloyd’s Statistics, 206
Submarine, “ L 24,” Loss of, 82
Turbo-Generator Disaster, Shanghai Power Station, 18, 645
United States Destroyers, Loss of, and Wireless Direction Finding, 84*
Accumulators, Electric. See Electric Acetylene Welding. See Welding
Acoustical Problems, Hot-Wire Microphone Investigations, 810
Acoustics, Aeolian Tones, Investigations, 288
of Buildings (Review), 408
Low-Hilger Audiometer, Sound-Wave Analysis, 108*
Spectroscope, Sound Analysis, 801
Use in Navigation, 299*
Acres, F. A. S., on Four-Wheel Braking
Systems for Motor Cars, 438 ; on Motor Cars for Overseas Markets, 830
Acton Car Repair Shops, Underground Railways, 195*, 229*
Adamson, C. H., on Transverse Test Bars, 663
Address, Presidential. See Presidential Address
Admiralty Engineering Laboratory, Diesel Engine Investigations, 515, 559, 589*, 624*
Hydrographical Department, British Empire Exhibition, 676
See also Warships
Aeolian Tones, Investigations, 288
Aerial Navigation. See Aeronautics
Propellers. See Propellers under Aeronautics
Ropeway. See Wire Ropeway
Transport. See Aeronautics
Aerodynamics. See Aeronautics
Aerograph, Oil Spraying in Gas Mains, 711
Aeronautical Engineers, Institution of, Lieut.-
Colonel V. C. Richmond on Airship Design, 151 ; W. O. Manning on Low-Powered Flying, 288
Society, Royal, Dr. L. Aitchison on Materials in Aircraft Construction, 89*; J. D. North on Materials for Aircraft Construction, 123; Wilbur-Wright Lecture on Fuel Economy in Flight, by Lieut.-Col. H. T. Tizard, 738

Aeronautics :

Aerial Transport, Prospects for, 729
Use of Airships, 487
Aerodynamics, Lanchester-Prandtl Theory,
Aeroplane Lift and Drag, 1*, 35*, 100*, 169*, 258*, 823. See LETTERS, 313, 744*
Model Experiments, Air and Water, Comparisons, 823
Experiments, Principle of Dynamical Similarity, 325*, 357*, 391*, 422*
Skin Friction, Flat Plates, Effect of Length, 517, 718*
Work of National Physical Laboratory, 823
Aeronautical Research, Direction of, 116
Aeroplanes, Advantages for Transport, 312. See 729
Conditions for Fuel Economy, 738
Construction, Materials for, Properties and Treatment, 89*, 123
Design, Weight Considerations, 123
Freight Transport by, 729. See 312
Lift and Drag, Bjerknes Experiments, 647
and Drag, Lanchcster-Prandtl
Theory, 1*, 35*, 100*, 169*, 258*, 823. See LETTERS, 313, 744*
Light, Design of, 288
Vigit (Vickers, Ltd.), 551*
Pilots, French, Remuneration, 470
Oxygen Breathing Apparatus, 506*
Aeroplane Struts, Resistance of, Principle of Similarity, 392*
Valparaiso 2-Seater Military (Vickers, Ltd.), 551*
Vanguard, 23-Seater (Vickers, Ltd.), 550*
Vulcan 6-Seater (Vickers, Ltd.), 551
Air Estimates, 1924-25, 342. See 404, 709
Force, Home Defence, 243. See 342
Ministry, Direction of Aeronautical Research, 116
Exhibit, British Empire Exhibition, 550. See 675
Laboratory, Callendar Hot-Wire
Anemometer, 136*, 249*. See LETTER 314*
Resistance, Model Experiments, Principle of Dynamical Similarity, 325*, 357*, 391*, 422*
Projectiles, Measurement, 694
Transport Co., Imperial, Government Subsidy Scheme, 21. See 342.
Aircraft Carriers, Naval Exhibit, British Empire Exhibition, 675
Construction, Materials for, Properties and Treatment, 89*. 123
Fabrics, Properties of, 805
in Naval Warfare and Warship Design, 472, 475
Airships, Design of, 151
Development for Commercial Transport, 404, 487
French, “ Dixmude,” Loss of, 53
Government Policy, 709
Resistance, Principle of Similarity, 357
Services, Burney Scheme, 487. See 404, 709
Use of Helium in, 404, 487
Circulation Theory, Aeroplane Lift and Drag, 1*, 35*, 100*, 169*, 258*, 823. See LETTERS, 313, 744*
Civil Aviation and Air Defence, 243, 342
French Pilots’ Remuneration, 470
Fuel Economy in Flight, 738
Imperial Air Transport Co., 21. See 342
Prospects for, 312, 729
Use of Airships, 487. See 404, 709
Cylinders, Air Resistance, Principle of Similarity, 391*
Dynamical Similarity, and Model Experiments, 325*, 357*, 391*, 422
Engines, Petrol, Aeroplane, Air Consumption at Altitudes, 508. See 502
Aeroplane, Air Consumption and Horse-Power, 502,507*. See LETTERS 585, 649
Aeroplane, 400 H.P. Bristol “Jupiter,” 551*; 100
H.P. Bristol “ Lucifer,” 552*
Aeroplane, Bristol Gas Starter, 553
Aeroplane, Measurement of Air Supply, 502, 507*. See LETTERS 585, 649
Aeroplane, Rolls-Royce ” Condor.” 62*
Aeroplane, Water-cooled Type, Design, 59*
French Aeroplane Pilots* Remuneration, 470
Fuel Economy in Flight, 738
Imperial Air Transport Co., Government Subsidy Scheme, 21. See 342
Lanchester-Prandtl Theory, Aeroplane Lift and Drag, 1*, 35*, 100*, 169*, 258*, 823. See LETTERS, 313, 744*
Malls, Aerial Transport of, 312
Materials for Aircraft Construction, Properties and Treatment, 89*, 123
Model Experiments, Air and Water, Comparisons, 823
and Principle of Dynamical Similarity, 325*, 357*, 391*, 422*
Oxygen Breathing Apparatus, Aviators, 506*
Plates, Flat, Effect of Length on Skin Friction, 517, 718*
Square, Air Resistance of, Scale Effect, 359,
Prandtl Theory, Aeroplane Lift and Drag, 1*, 35,* 100*, 169*, 258*, 823. See LETTERS, 313, 744*
Projectiles, Measurement of Head Resistance, 694
Propellers, Aerial, Lanchester-Prandtl Theory, 258*
Model Experiments, Principle of Similarity, 358
Scale Effect, Resistance of Plane Surfaces, 359
Skin Friction, Flat Plates, Effect of Length, 517, 718*
Struts, Aeroplane, Resistance of, Principle of Similarity, 392*
Subsidies for Civil Aviation, Imperial Air Transport Co., 21. See 342
Wind Tunnel Experiments, Skin Friction, Flat Plates, 517, 718*
Wires and Cylinders, Air Resistance, Principle of Similarity, 391* See also PARAGRAPH INDEX
Aeroplanes. See Aeronautics
African, Dependencies, British, Development Railways, 180
Age Hardening, Aluminium Alloys, 742, 750*, 780*
Agencies, British Trade in Canada, 810
Agreements, Labour. See Labour Agricultural Hall. See Exhibition
Machinery, Australian, British Empire Exhibition, 724*
Motors. See Engines ; Motors ; Tractors
Tractors. See Tractors
Water Supplies (Review), 755
Agriculture, Phenological Observations, 702
See also ImWiow and PARAGRAPH INDEX
Air, Atmospheric, Source and Temperature, 826
Compressed. See Compressed Air; Pneumatic
Compressing Plant, Rhymney Valley Collieries, 759
Compressors, Electrically-driven, British Empire Exhibition Colliery, 795*
and Petrol Engine, Semi-Portable (Parsons Motor Co., Ltd.), 432*
Portable, for Pneumatic Tools (Globe Pneumatic Engineering Co., Ltd.), 398*
Twin Three-stage,. Motor Ships (Beiliss and Morcom, Ltd.), 541*
Consumption, Petrol Engines, Relationship to Horse-power, 502, 507*. See LETTERS 585, 649
Cooling Svstem, Parsons Turbo-Generator, 723*
Ejector, Super - Dreadnought, Vacuum Brakes, 541*
Extractors, Condensing Plant; Delas, 389* ; Radojet, 427*; Hick-Breguet, 458*
Flow Measurement, Callendar Hot-Wire Anemometer, 136*, 249*. See LETTER 314*
Measurement, Electrical Heating Method, 502, 507*. See LETTERS, 585, 649
in Pipes, Measurement by Plate Orifices, 277*, 314*. See 502
Heater, Gas Fired (J. Keith and Blackman Co., Ltd.), 711
Howden-Ljungstrom, Boiler Trials, 210, 608, See 641
Liquid, Mine Rescue Apparatus, 619*
Ministry, Direction of Aeronautical Re search 116
Exhibit, British Empire Exhibition, 550. See 675
Laboratory, Callendar Hot-Wire Anemometer, 136*. 249*. See LETTER, 314*
Pump. See Pump
Resistance. See Aeronautics
Screws. See Propellers under Aeronautics
Supply, Petrol Engines, Measurement, 502, 507*. See LETTERS, 585. 649
Rotary Kilns, Measurement, 557
Temperature Distribution, United States,
and Humidity, Effect on Workers, 427
See also Atmosphere
Aircraft Carriers. See Aeronautics
See Aeronautics - Airships. See Aeronautics
Aitchison, Dr. L., on Materials in Aircraft Construction, 89* ; on Testing Metal Strip, 664.
Alcohol, Use as Motor Fuel in France, 676
Alkins, W. E., on Tensile Strength and Resistance of Copper, 347*
Allen, E., <fe Co., l.td., Exhibit at British Empire Exhibition, 604
Allen, J., and Sons (Oxford), Ltd., Distributor for Asphalt Cold Spray, 804
Allen, R. W., on Steam Turbine Auxiliary Machinery, 477*. See 489 : on Wad-el-Nau Pumping Station, Gezira Irrigation Scheme, 624, 654*, 685*. See 636*
Allen, W. H., Sons and Co., Ltd., 60-h.p. Oil Engine and Electric Generator, 530* ; 320 h.p. Burmeister <and *Wain Type Diesel Engine, 530* ; Pumping Plant, Gezira Irrigation Scheme, 624, 654*, 685*
Alliott, E. A., on Centrifugal Dryers and Separators, 312
Allott, H. N., on Barton Power Station, 511
Alloys. See Metallurgy ; Microphotographs; PARAGRAPH INDEX
Alpha Iron, Density of Crystals, Effect of Cold Work, 631
Plastic Deformation, 631.
“ Alpha ” Railway Inspection Car, 667
Alternating Current. See Electric
Stress. See Tests (Materials)
Alternators. See Generators, Electric ; Turbo-Alternators
Aluminium Alloys. See Alloys under Metallurgy
Aircraft Construction, Properties and Treatment, 89*, 124
Corrosion, Prevention by Electroplating, 506
Metallic Inclusions, 583
Melting, Fluxes in, 583
Salts, Production from Alunite, 577
Spraying, Treatment of Firebars, 710
Tensile Properties, High Temperatures, 345
See also Metallurgy ; Metal-Price Diagrams
Alumino-Silica Minerals in Glass Pots, 808
Aluminous Cement. See Ciment Fondn Alunite, Production of Aluminium Salts, 577
Amalgamated Zinc (De Bavay’s), Ltd., Lead Extraction Plant, 320
Amalgamation of Trade Unions, Lawsuit, 183
American Institute of Electrical Engineers. See Electrical Engineers of Mining and Metallurgy. See Mining
Iron and Steel Institute. * See Iron and Steel
Navy. See United States under Warships
Society of Mechanical Engineers. See Mechanical Engineers See also United States
Ammonia Compressors, High-Speed (L. Sterne and Co., Ltd.), 42*. See LETTER, 206
Ammonium Nitrate and Sulphate Explosion, Oppau, 501.
Anaconda Copper Mining Co., Lead Recovery Plant. 320
Analysis, Gases from Underground Water, and Oil Prospecting, 78
Iron and Steel, British Chemical Standards, 432, 631
of Rare Metals, 119
Anastigmat Lens, Taylor-Hobson Large Aperture, 670
Anchors and Chains, Exhibit at British Empire Exhibition, 668
Anderson, Sir A. G., on Shipping Industry, 274
Anderson, J., on Ship Design, 839*. See 834
Andrews, E. S., on Concrete Reinforcement for Steelwork, 566
Andrews, L., on Kinetic Elutriation, 442
Anemometer, Hot Wire, Callendar, 136*, 249*. See LETTER, 314*
Recording, Cambridge Instrument Co., Ltd., 20*
Annealing. See Heat Treatment under Metallurgy
Annual Publications. See LITERATURE INDEX
Anode Rays, Detection of Isotopes, 770
Anti-Friction Metals. See Alloys under Metallurgy
Antimony Alloys. See Alloys under Metallurgy
Prices. See Metal-Price Diagrams “Aorangi,” Motor Passenger Liner, Trials of Diesel Engines, 376 ; *Launch, 801
Apparatus, Scientific, British Industry, Need for Protection, 705
Exhibition, Physical and Optical Societies, 20*, 54*, 140*, 143*. Erratum, 48
Exhibition, Royal Society Soiree, 648, 674 801. See 764*
Appleton, Dr. E. V., on Atmospheric Interference in Radio Telegraphy, 709
Appointments. See PARAGRAPH INDEX Arbitration in Labour Disputes. See Labour ;
Industrial Notes ; PARAGRAPH INDEX Arc. See Electric ; Furnace ; Welding
Area Regulators, British Empire Exhibition, 714*
Arch Dam, Ferro-Concrete, Tasmanian Water- Power Scheme, 451*
Hartebeestpoort, South Africa, 323*
Ferro-Concrete, Crane Gantry, British Empire Exhibition, 266*
Archbutt, S. L., on Aluminium Alloys, 750* 780*. See 742
Archibald, W. M., on the Sullivan Mine, 760
Architects and Engineers, Relationship, 644
Naval. See Naval Architects
Armament. See Guns ; Warships Armatures, Electric Motor, Balancing Machine, 154
Armco Iron, Thermo-Magnetic Properties, 812
Armour Plates, British Empire Exhibition; Hadflelds, 730 ; Beardmore, 788
Armoured Ships. See Warships
Armstead Snow Motor, 318*
Armstrong, Prof. H. E., on the Work of Sir J. Dewar, 116
Armstrong, Whitworth and Co., Ltd., M.S. ” Conde de Cherruca,” Service Results, 57. See LETTER, 397 ; *Shipment of Locomotives to India, Erratum, 91 : Floating Dock for Southampton, 206, 789* ; *Metallurgical Exhibits, British Empire Exhibition, 668 ; Machine Tools, British Empire Exhibition, 694*
Army Aeroplanes and Airships. See Aeronautics
Mechanical Engineering in, 132, 147. See LETTERS, 270, 313. See also 271
Ordnance Corps, Rust Removal Process, 25*. See 464
Water Supplies (Review), 755
Arrol, Sir W., and Co., Ltd., Overhead Cranes, British Empire Exhibition, 266*
Art and Engineering, 644
Arts, Royal Society of: Cantor Lectures on Colloidal Chemistry, by Dr. E. K. Rideal, 181 ; Access to Victoria Dock District, by Sir H. Maybury, 584 ; Progress in Photography, by T. T. Baker, 614 ; Chemical Research in India, by Prof. J. H. Thorpe, 614
Artesian Wells. See WcUs
Artillery. See Guns and PARAGRAPH INDEX
Asbestos Goods, British Empire Exhibition, 710
Ash in Fuel Oil, Centrifugal Separation, 312
Handling Plant, British Empire Exhibition Power Station, 363*. See Erratum, 444
Asphalt Cold Spray for Roads, Distributing Machine, 804
Assam-Bengal Railway, Slips and Washouts, 141
Crude Oil, Properties, 470
Associations, Engineering. See Institutions
Assuan Dam, Discharge through Sluices, 281
Aston, Dr. F. W., on Atoms and Isotopes, 770
Aston Ferro-Concrete Retaining Walls, 138
Astoria, U.S.A., Stepped Retaining Walls, 138
Astronomical Exhibits, British Empire Exhibition, 582 ; Royal Society Soirde, 648
Photography, Taylor-Hobson Lens, 670
Astronomy, Work of Mount Wilson Observatory, 674
Atlantic Transport Liner ” Minnetonka,” 576
Atmosphere, Semi-diurnal Oscillation. 270
Source of Air and Temperature, 826
Upper, Life-History of Cyclones, 826
Atmospheric Electric Currents, Effect on Plant Growth, 400
Interference, Wireless Telegraphy, 709
Temperature Distribution, United States, 253*
Tide, Lunar, 270
Atomic Nucleus, Nature and Properties, 384, 458*
Structure, Crystals, Muller X-ray Spectrograph, 46*
Exhibits, British Empire Exhibition, 581
Atomiser, Fuel, National Cold-Starting Oil Engine, 534*
Atoms and Isotopes, May Lecture, Institute of Metals, 770*
and Molecules, Sizes of, 770
Atritor Pulveriser for Coal, 415*
Attenborough, L. G., on Tin Mining in Malaya, 760
Audiometer, Low-Hilger, Sound Analysis, 108*
Australia, Morwell Power Scheme, Cable Laying, 23*
Australian Exhibit, British Empire Exhibition, 527*, 723*. See 226*
Trade and Oil Resource, Report, 150
Autoclaves, Exhibits at British Empire Exhibition, 647
Autofrigor Refrigerating Machine, 104 See Erratum, 141
Autogenous Welding. See Welds and Welding
Automatic and Electric Furnaces, Ltd., Heat Treatment of Razor Blades, 713*
Machine Tools. See Machine Tools
Railway Coupling, Gearlock-Reynard, 460
Signalling. See Signalling
Stokers. See Stokers
Automobile Conference, Empire, 830
Engineers, Institution of, Water-Cooled
Aero Engines, by A. J. Rowledge, 59* ; Four-Wheel Braking Systems for Motor Cars, by F. A. S. Acres, 438; Empire Automobile Conference, 830
See also Motor Cars
Auxiliary Machinery, Marine. See Marine
Avery, W. and T., Ltd., Spring Testing and Scragging Machine, 200*
Aviation. See Aeronautics
Axle Counter, Mine-Tub Decking Plant, 758*
Railway, Lathes for Turning, 695
Aylesbury, Regenerative Coal Gasification, 834

BABCOCK and WILCOX, LTD, Boiler Plant, British Empire Exhibition Power Station, 332*, 363*, 387*. See Erratum, 444
Badische Anilin und Sodafabrik, Oppau Works Explosion, 501
Bahamas, Dredger ” Lueayan ” for, 547
Bailey, E. M„ on Refining Oil Shale, 760
Baker, G. S., on Steering Ships in Shallow Waters, 833
Baker, T. T., on Photography, 614
Balance Manometer for Gas Flow Meters, 143
Balancing Machine, Dynamic, 154
Ball Bearings. See Bearings — Hardness Tests. See Hardness under Tests (Materials)
Joints, Motor-Car Controls, Standardisation, 435
Bamber, H. K., on Cement Setting, 557
Band Saws. See Saws under Machine Tools
Bank Strong Rooms, Fortis Ferro-Concrete Doors, 72*. See LETTER, 110
Barber-Greene Co., Trench Digging Machine, 574*
Barge, Hopper, Dredging Plant, Floating Dock Berth, Southampton, 790. See 200
Early, for River Clyde, 548*
Self-Dumping, for Dredging Work, 548
Barium Carbonate Process, Water Softening, 267
Barlow’s Analysis, Rainfall and Run off Catchment Areas, 40*
Barr, G. W., on High Elastic Limit Mild Steel, 510*. See 489
Barrels, Washing Machine for, 367*
Barringer, H., on Engineers and Petroleum
Industry, 343 ; on Oil Transport, 760
Bartholomew, S. C., on Electric Power Supplies and Telephone Services, 556
Barton Power Station, 511
Batteries. See Electric
Battleships. See Warships
Beams, Ferro-Concrete, British Empire Exhibition, Buildings, 266*, 293*
Transverse Oscillations, Live Load and Impact Allowances 378
Beardmore, W., and Co., Ltd., 130 h.p. Beard- more-Tosi Diesel Engine and Electric Generator, 530* ; Locomotive for London Midland and Scottish Railway, 665*; Metallurgical Exhibits, British Empire Exhibition, 788
Beardsley-Piper Sand Filling Machine, Moulding Boxes, 804, 825*
Bearings, Ball-Thrust, Friction Testing Machine, 693
Metals. See Alloys under Metallurgy
Michell Thrust, ss. ” Empress of Australia,” 268*
Theory of Lubrication, Experimental Apparatus, 693*
White-Metal Lining Plant, Acton Car Repair Shops, 202*
Beck and Co., Ltd., Restler Pump, 692 ; Water Meter Attachment, Measuring Fixed Quantities, 749* ; Quick-Acting Valve, 815*
Bedson, J. P., on Continuous Rolling Mills, 620*. See 631
Beeman, Engineer Commander R., Experimental Work on Diesel Engines, 559, 589*, 624*. See 515
Beet Sugar Plant, Treatise on (Review), 504
Behira Power Station, 30,000 h.p. Twin Pelton Wheels, 542*
Belgium, Industrial Conditions, Report, 438
Bell, G. S., on Transverse Test Bars, 663
Bellingham-Stanley Spectro-Photometer, 140
Beiliss and Morcom, Ltd., Twin Three-Stage Air Compressor, 641* ; Area Regulators, 714*
Belt-Pulley Faces, Grinding Machine for, 12*
Weaving Loom, 549*
Bending Tests. See Tests (Materials)
Bengal-Assam Railway, Slips and Washouts, 141
Benson Steam Generator, Tests, 238
Benzine Extraction by Silica Gel, 622
Bertet, J., on Aluminous Cement, 567
Berth Extensions, Port of Calcutta, 37
Bertram, J., and Sons Co., Ltd., Boring and Turning Mill, 509*
Bessemer Medal, Presentation to Prof. A. Sauver, 616
Betteshanger Colliery, Shaft Sinking, 677
Bevel Gears. See Gears Bicycles. See Cycles and Motor Cycles
Biles, Sir J., on Ship Design, 841*. See 832
Binary Alloys. See AUoys under Metallurgy
Fluid Turbines, Mercury Vapour, 14, 47, 88, 191*, 414
Biplanes. See Aeronautics
Birkett, M. S., on Iron and Steel Industry, 761
Birmingham, British Industries Fair, 644, 687*
International Foundry Trades Exhibition, 804, 824*
Railway Carriage and Wagon Company, Ltd., Railway Carriages, British Empire Exhibition, 595*
Birthday Honours for Engineers, 744 Bismuth Alloys. See Alloys under Metallurgy Bituminous Materials, Road Construction.
See Roads and Tar
Bjerknes, Prof. V. F. K., on Forces that Lift Aeroplanes, 647
Black, Sir F., on Oil Distribution and Storage, 761
Blackett’s Aerophor Mine-Rescue Apparatus, 619*
Blackfriars Cold Stores, Refrigerating Plant, 42*. See LETTER, 206
Blading, Integral System, Parsons Turbo- Generator, 722*
Steam Turbine, Use of Stainless Steel, 604
30,000 kw. Turbo-Generator for Rotherham, 66, 134*
Blair, F. R., on Board of Trade and Merchant Shipping, 241
Blair Fellowships, Science and Technology, 311. See 744
Blakeborough, J., and Sons, Ltd., Valves for Water Mains, 814*
Blast Furnaces. See Furnaces
Blasting, Liquid-Oxygen Cartridges for, 711. See Erratum, 735
Bleach, Hypochlorite, Electrolytic Cell for Manufacture, 780*
Blocks, Concrete, for Building Construction. See Concrete
Gauges, Method of Manufacture, 773 Blow-pine. See Welding; Cutting
Board of Trade Examination, Marine Engineers, 703
and Merchant Shipping, 241
Regulations, Machinery Surveys, Passenger Steamers, 703
Ships’ Lights and Sound Signals, 312
Rules, Oil Fuel Installations, Passenger Steamers, 213
See also Overseas Trade Department
Boat Accommodation and Ship Design, 844.
See 832
Motor. See Motor Boat
Submarine. See Warships
Boiler, Benson Extra-High Pressure, Preliminary Tests, 238
Boiler Chemistry and Feed-Water Supplies (Re\rtew), 154
Construction, High Pressures and Capacities, 414. See 238
Coverings. See Heat Insulation
Electric Power Stations, Development, 413
Feed Pump. See Pump
Water Softening. See Water Softening
Water. See Water
Furnaces. See Furnace and Stoker
Gas Heated, for Restaurants, 711
Guardian Low-Water Allarm, 711
House, British Empire Exhibition, 332*, 363*, 387*, 490*. See Erratum, 444
North Tees Power Station, 755*
Locomotive, Corrosion by Tunnel Water, 267
London and North Eastern Railway, 537*
See also Locomotive
Plants, Advantages of High Pressures, 191, 238, 753. See 238, 414
Improvements in Efficiency, 113, 189
Loughborough Power Station, Extensions, 765
Uehling Carbon-Monoxide Recorder, 77*
Venturi Meter for Feed Pumps, 7*. See 785
Pulverised Coal for Firing, 14, 87, 186, 381*, 414, 415*
Regulations for Use in India, 183
Scale Prevention, Filtrator Process using Linseed, 623*
for Small Power Plants, 500
Trials, Howden-Ljungstrdm Air Heaters, 210, 608. See 64
Tabulation of Results, Committee on, 831
Two-Stage Steam Generation, 113
Vertical Multitubular, with Superheater (E. S. Hindley and Sons), 121*. See 187
Waste Heat, Diesel Engine Plants, 122*
Water Tube, Babcock and Wilcox, British Empire Exhibition Power Station, 332*.
See 387*, 444
Tube, Normand, French Torpedo Boat,
" Enseigne Gabolde,” 571*, See 483*
Tube, Thompson, British Empire Exhibition Power Station, 363*. See 387*
See also Engines and Boilers in PARAGRAPH INDEX
Boilermakers’ and Sheet Ironworkers* Societies,
Amalgamation, Lawsuit, 183
Boiling Vats, Temperature Controller, 143*,714
Bolckow, Vaughan and Co., Ltd., Exhibit at British Empire Exhibition, 605
Bolt Screwing Machine. See Screwing Machine under Machine Tools
Bomb Calorimeter, Explosives Investigations, 674
Bombay, Land Reclamation Work, Dredger “ Sir George Lloyd ” for, 548*
Water Supply, New Pipe Line, 315
Bombing Aeroplane. See Aeroplane under Aeronautics
Bonnot Mill, Pulverisation of Coal, 383*
Bonus System. See Labour
Booer, J. R., on Chemical Aspects of Welding, 221*
Books, New, Notes on, 45, 74, 103, 137, 171, 395, 431, 473, 492, 522, 573, 649, 806, 820. See LITERATURE INDEX
Received, 58, 86, 119, 154, 185, 216, 4i 9, 443, 454, 505, 558, 616, 680„712, 756, 8C6
Bore Holes. See Wells Borel, Dr. F., the Late, 339 Boring Machine. See Mae/un? Tools
Borneo, Sarawak Crude Oil, Properties of, 56
Bostock and Bramley System of Gearing, Tests, 257* ; Speed Reduction Gear, 378*
Bottle Washing, Filling and Corking Machines, 105*
Bottomley, G. H., on Rudders, 243
Bowen Instrument Co., Pyro Radiation Pyro- 493*
Bowes, E.,’ on Viscosity of Cement Slurry, 566
Brackets, Shafting, Clip for Rolled Steel Joists, 395*
Bradley Mill, Pulverisation of Coal, 383*
Bragg, Sir W. H., on Research on Crystal Structure, 183 ; on Scattering of X-rays, 204; on Crystalline Structure of Organic Substances, 211*, 244*, 274*, 310*
Brake Gear, Colliery Winding Engines, Whitmore’s, 678*
Vacuum, Improved Cylinder (Vacuum
Brake Co., Ltd.), 541*
Super Dreadnought Ejector, 541*
Braking Systems, Four-wheel, Motor Cars, 438
Brass, Action of Cutting Tools, Microphotographs, 630*
Brittle Rances, Izod Impact Tests, 344, 350*
Corrosion of. See Corrosion
Electro-Deposition of, 343
Foundry. See Foundry
Industry, Economics, 742
Melting, Origin and Properties of Slags, 582
Tubes, Feed-Water Heater, Fatigue Failure 344, 353*
Brasses, Bearing, White-Metal Lining Plant,
Acton Car Repair Shops, 202*
Brazil, Sorocaba Power Station, 25,000-h.p.
Hydraulic Turbine, 541*
Breakdowns. See Accidents
Breathing Apparatus, Mine-Rescue Work,
Using Liquid Air, 619*
Oxygen, for Aviators, 506*
Oxygen, Mine Rcscuo Work, Report on, 307; Training in Use, United States, 393 ; Proto Apparatus, 807*
Bricks, Fire. See Firebricks; Refractory M aterials
Brickwork, Checker, Regenerators for Open- Hearth Furnaces, 29*
Bridges, Do flection of, Metroclinc for Measuring, 237*
Design, Secondary Stresses in, 209
Effect of Deck System on Stresses, 380
Girders, Transverse Oscillations, Live Load and Impact Allowances, 378
Indian Railways, Rules for Design, 209
Rivers, Effect of Catchment Discharge on Waterways, 87
Bridges, Suspension, Menai, Examination and Stress Measurements, 23
Waterloo, London, Proposed Reconstruction, 470, 584, 760
See also PARAGRAPH INDEX
Brine Leaching Processes, Lead Extraction, 251, 319
Brinell Tests. See Hardness under Tests (Materials)
Briquetting Plant, Coke Breeze, Gas Works, Swindon, 421*
Bristol Aeroplane Co., Ltd., Aeroplane Engines and Gas Starter, 551*
Congress, Institute of Transport, 729
Port of, Development, 729
Bristow, Col. W. A., on Aerial Transport, 729
British Area Regulators, Ltd., Exhibit at
British Empire Exhibition, 714*
“British Aviator,” Motor Tanker, Launch, 680
British Canals, Suggested Resuscitation, 56
Cast-Iron Research Association, 761
Chemical Standards, Iron and Steel Analysis, 432. See 631
British Corporation, Survey and Registry of Shipping, Work of, 275
British Electrical and Allied Manufacturers’ Association, Luncheon, 409

British Empire Exhibition : Aeronautical Exhibits:—

Aeroplanes, Commercial and Military (Vickers, Ltd.), 550*
Air Ministry Exhibit, 550. See 675
Engine, Petrol, Aeroplane, 100-H.P. Bristol “Lucifer,” 552*
Engine, Petrol, Aeroplane, 400-H.P. Bristol “Jupiter,” 551*
Oxygen - Breathing Apparatus for Aviators, 506*
Starter, Gas, Aero Engines, Bristol, 553

Conferences, etc.:—

Empire Automobile Conference, 830
Empire Mining and Metallurgical Congress, 739, 759. See 750*, 776, 780*, 797
Preliminary Programme, 526
Problems Relating to Textile Fibres : Aircraft Fabrics, 805
Science and Labour Conference, 736
World Power Conference, 644. See 766
‘’Electrical Exhibits:—
Cube Photometer for Mean Spherical Candle Power (Everett, Edgcumbe and Co., Ltd.), 543*
Electrolytic Cell, Sodium Hypochlorite Production (Mather and Platt, Ltd.), 780*
Motors, Three-Phase, Variable Speed (British Thomson-Houston Co., Ltd.), 658*
Switchgear, Extra High Tension, Self-Contained (Ferguson, Pailin, Ltd.), 650*
Switchgear Truck Ty pe, 6,600 - Volt (Englis h Electric Co., Ltd.), 543*
Telephone Apparatus (S. G. Brown, Ltd.), 546*
Transformers (Brush Electrical Engineering Co., Ltd.), 777*
Trans verter for High-Tension Direct- Current Transmission (English Electric Co., Ltd.), 563*. See LETTERS, 649, 669, 712, 744, 796, 825.
Wind-driven Electric Lighting Plant. Ventimotor, 711

Engineering Exhibits:—

Air Compressor, Twin 3-Stage, for Motor Ships (Beiliss and Morcom, Ltd.), 541*
Boilers, Low-Water Alarm for (R. Trist and Co.). 711
Boiler-Scale Prevention, Filtrator Process Using Linseed, 628*
Centrifugal Drying Machine, with Kam- lok Safety Device (Watson, Laid- law <fe Co., Ltd.), 818*
Machines, Pelton-Wheel Drive (Pott,
Cassels <fe Williamson), 818*
Machine, 36-in. Swan Neck (T.
Broadbent and Sons, Ltd.), 817*
Separators, Vickcen (British Separators, Ltd.), 820
Engine, Gas, 150-H.P. 3-Cylinder Vertical, and Electric Generator (National Gas Engine Co., Ltd.), 532*
Internal-Combustion, General Article, 529*
Combustion, and Chain – Driven Generator, House Lighting (National Gas Engine Co., Ltd.), 534*
Oil, 420-h.p. and Electric Generator (Ruston and Hornsby, Ltd.), 839*
60-H.P. 2-Cycle, and Electric Generator, Marine Auxiliary Work (W. H. Allen, Sons and Co., Ltd.), 530*
30-H.P. Horizontal Cold-Starting (National Gas Engine Co., Ltd.), 534*
Diesel, 130-H.P. Beardmore-Tosi and Electric Generator, 530*
Diesel, 320-H.P. Burmeister and Wain Type (W. H. Allen, Sons and Co., Ltd.), 530*
Diesel, Marine, 3,000-H.P., for M.S. “ Sevilla,” Valve Gear (North Eastern Marine Engineering Co., Ltd.), 532*
or Petrol, and Electric Generators
House Lighting (New Pelapone Engine Co., Ltd.), 534*
Petrol, and 120-Watt Electric Generator for Telephone Exchange (S. Turner, Ltd.), 811*
Steam, 115-H.P. Uniflow Type (J. Carmichael and Co., Ltd.), 808*
Heat Insulating Materials, 710
Hydraulic Valves, High Pressures, Homeyard (Glenfield <fc Kennedy, Ltd.), 745*
Injector for Steam Wagons (Gresham and Craven, Ltd.), 588*
Marine Propulsion, Stern Tube Appliances (B. R. Vickers (Leeds) Engineering Co., Ltd.), 592*
Measuring Liquids, Water Meter Attachment for (Beck and Co., Ltd.), 749*
National Physical Laboratory, Exhibit of Engineering Department, 692*. See Erratum, 730
Producer, Suction Gas, for Motor Wagons, Parker, 711
Refrigerator Plant, Australian Exhibit, 725*
Regulators, for Pressure, Temperature, Ac. (British Area Regulators, Ltd.), 714*
Rock Crusher, Gyratory (Vickers, Ltd.), 000*
Stone Crushing Machinery (Hadfields,Ltd.), 730
Steam De-Superheating Apparatus (BritLsh Area Regulators, Ltd.), 716*
Temperature Control Apparatus, Liquids (BritLsh Area Regulators, Ltd.), 714*
Turbine, Hydraulic, 25,000-H.P., for Sorocaba Power Station (English Electric Co., Ltd.), 541*
Turbine, Hydraulic 30,000-H.P. Twin Impulse Type, Bchira Power Station (English Electric Co., Ltd.), 542*
Turbo Generator, 12,000 KW., for Colenso Power Station (C. A. Parsons and Co., Ltd.), 721*
Valves, Steam-Pressure Control (British Area Regulators, Ltd.), 714*
Variable-Speed Gear, Hydraulic, Williams- Janney (Vickers, Ltd.), 803*
Water-Softening Plant, Domestic, Zeolite Process (Kennicott Water Softener Co.), 626*

Gas Exhibits :—

Aerograph for Oil Spraying Gas Mains, 711
Air Heater, Gas Fired (J. Keith and Blackman Co., Ltd.), 711
Boilers, Gas Heated, for Restaurants, Ac. (J. Stott and Co.), 711
Buoys, Gas-Lighted, for Coast Lighting (Patent Lighting Co.), 711
Gas Burners (J. Keith A Blackman Co., Ltd.), 711
General Descriptive Articles, 649, 710. See Erratum, 680
Pressure Indicator, Distant, for Gas Mains, Wldlake (National Gas Engine Co., Ltd.), 710

General:—

Australian Pavilion and Exhibits, 527*, 723*. See 226*
Buildings, General Description, 225* Burma Pavilion, 527*
Canadian Pavilion, 527*. See 226*
Ceylon Pavilion, 528*
Colliery, Equipment of, 677*, 726*, 756*, 793*
East African Section, 528*
Empire Trade Development, 555
Evolution, History and Administration, 523
Hong Kong Building, 528*
Indian Pavilion, 527*
Introductory Article, 81 Key Plan, 225*, 524*
Malaya Pavilion, 528*
Malta Pavilion, 528*
Never-Stop Railway, 225
New Zealand Pavilion, 527
Newfoundland Pavilion, 528*
Organising Associations, 526, 584
Palace of Engineering, Constructional Details, 263*. See 228*, 291*
Palace of Industry, Constructional Details, 291*. See 228* 263*
Power Station, Electric, Equipment, 330*, 363*, 387*, 425*, 455*, 490*. See Erratum, 444
Principal Buildings and Contents, 526 Public Address System at Opening Ceremony, 560*
Sarawak Pavilion, 528*
South African Pavilion, 528*
Transport Facilities, 81, 225
Water Supply, 228
West African Section, 528*
West Indian Pavilion, 528*

Harbour Plant:—

Barge, Self-Dumping, for Dredging Work (H. Robb, Ltd.), 548
Crane, 60-Ton Floating (Fleming and Ferguson, Ltd.), 546*
Dredger, 8 Cubic Yard Dipper Type (Fleming and Ferguson, Ltd.), 546*
“ Kaione,” Fruhling Type Suction (Fleming A Ferguson, Ltd.), 546*
“ K’uai Li,” Suction Type for the Taku Bar (Lobnitz and Co.), 547*
” Lucayan,” Dipper Type for Bahamas (Lobnitz A Co.), 547*
” Paritutu,” Combined Bucket and Suction (Fleming and Ferguson, Ltd.), 546*
” Ronaldshay,” Rotary-Cutter Suction Type (W. Simons and Co., Ltd.), 548*
” Sir George Lloyd,” Cutter Suction Land-Reclamation Type, for Bombay (W. Simons and Co., Ltd.), 548*
” Sir William Matthews,” Stern Well Bucket Type (Fleming and Ferguson, Ltd.), 546*
Hopper Barge, Early, for River Clyde (W. Simons A Co., Ltd.), 548*
Rock-Breaking, Sub-Aqueous, Equipment (Fleming A Ferguson, Ltd.), 546*

Machine Tools’.—

Boring and Turning Mills, Vertical (Armstrong, Whitworth A Co., Ltd.), 696
Broaching Machine (Vickers, Ltd.), 696
Drilling Machine, Radial (F. Town A Sons), 698*
Gear-Shaping Machine (Vickers, Ltd.), 553
Lathe, Axle-Turning (Armstrong, Whitworth A Co., Ltd.), 695*
Lathe, Railway-Wheel (Armstrong, Whitworth A Co., Ltd.), 696*
Lathe, Tool-Room, 6|-inch Centres (Vickers, Ltd.), 553*
Mortising Machine, Chain and Hollow Chisel Type (Dominion Machinery Co., Ltd.), 553*
Moulding Machine, Wood, Vertical Spindle (Dominion Machinery Co., Ltd.), 554*
Screw Machine, Automatic, Smallpeico (Armstrong, Whitworth and Co., Ltd.), 096*
Woodworking Machine, Universal, Super Elliot (Dominion Machinery Co., Ltd.), 553*

Metallurgical Exhibits:—

Armour Plates and Projectiles, Hadflelds, 730 ; Beardmore, 788
Australian Iron and Steel Industry, 724
Coke-Oven Plant, 710
General Descriptive Articles, 604*, 668, 730, 788
Guns, Beardmore, 788 ; Vickers, 801
Guns, Early, 676*
Institute of Metals Exhibit, 574
Iron and Steel Products, 604*, 668, 730, 788
Monel Metal Products (G. and J. Weir, Ltd.), 669
National Physical Laboratory, Exhibit of Metallurgical Department, 627*
Refractory Materials, 605, 710
Schoop Metal-Spraving Process (Metallisation, Ltd.), 710
Wire Ropes and Ropeways, 730, 789

Mining Exhibits:—

Australian Mining Industry Exhibit, 724
Colliery, Equipment of, 677*, 726*, 756*, 793*
Liquid-Oxygen Cartridges for Blasting, 711. See Erratum, 735
Mine-Rescue Apparatus Proto, Using Compressed Oxygen (Siebe, Gorman and Co., Ltd.), 807*
Mine Rescue Apparatus Using Liquid Air (Guest and Chrimes, Ltd.), 619*
Steel Tubular Pit Props, 789
Winding Engine, Electrically-Driven (Vickers, Ltd.), 633*

Miscellaneous Exhibits:—

Agricultural Machinery, Australian, 724
Chemical Exhibits, 582, 646. See Erratum, 680
Flour-Milling Plant, Australian Exhibit, 725*
Timber, Australian Exhibit, 723

Naval Exhibits:—

Admiralty Hydiographical Department, •676
General Descriptive Articles, 675*, 801
Gun, 16-in. Naval (Vickers, Ltd.), 801
Guns, Early, 676*
H.M. Navy Exhibit, 675*
Paravane for Defence Against Submarine
Mines (Vickers, Ltd.), 801
Submarine Mine (Vickers, Ltd.), 801
Warship Construction (Vickers, Ltd.), 801

Pumps and Pumping Machinery :—

Pump, Centrifugal, for Calcutta Waterworks (Mather A Platt, Ltd.), 689
High-Lift, Single-Stage (Pulsometer Engineering Co., Ltd.), 691*
High-Speed, Single-Stage (J. Cochrane (Barrhead), Ltd.), 691*
48-in. Low-Lift, for Littleton Reservoir (Worthington-Simpson, Ltd.), 689*
for Paper Pulp (J. Cochrane (Barrhead), Ltd.), 691*
for Slurry (Pulsometer Engineering Co., Ltd.), 691*
Stereophagus, Vertical Spindle (Pulsometer Engineering Co., Ltd.), 692*
Reciprocating, Vertical Double-Acting; Restler (Beck A Co., Ltd.), 692*
Vertical Duplex and Simplex for Oil Fuel (A. G. Mumford, Ltd.), 692

Railway Material:—

Carriages, Kitchen, Dining and Sleeping, South African Railways (Birmingham Railway Carriage and Wagon Co., Ltd.), 595*
Carriages, Pullman Parlour and Buffet Cars (Birmingham Railway Carriage and Wagon Co., Ltd.), 595
Carriage, State Saloon for the King of Egypt (Metropolitan Carriage, Wagon and Finance Co., Ltd.), 539*
General Descriptive Articles, 535*, 595*, 665* _
Inspection Cars, Petrol-Driven (Drewry Car Co., Ltd.), 667*
Locomotive, 4-6-0 Type, London Midland A Scottish Railway (W. Beardmore A Co., Ltd.), 665*
4-6-2 Type, 3-Cylinder, for London A North Eastern Railway, 537*
Electric Battery Shunting (Hawthorn, Leslie A Co., Ltd.), 667*
No. 1, for Stockton A Darlington Railway, 535*
for South African Railways (Metropolitan-Vickers Electrical Co., Ltd.), 597*
Petrol, Narrow-Gauge (Drewry Car Co., Ltd), 665*
Shunting and Steam Crane Combined (Hawthorn, Leslie A Co., Ltd.), 667
Vacuum Brake Cylinder (Vacuum Brako Co., Ltd.), 541* ,
Vacuum Brake, Super - Dreadnought Ejector (Gresham A Craven, Ltd.), 541*

Scientific Exhibits

General Survey of Scientific Exhibits, 580

National Physical Laboratory Exhibits :

Metallurgical Department, 627* ; Engineering Department, 692*. See Erratum, 730 ; Metrology Department, 773* _
Optical Projection Micrometer, Lew- beck, Measuring Fine Wires (London Electric Wire Co. and Smiths, Ltd.), 716*. See 20
Wilson Optical Projection Comparator* Screw Threads (A. IIliger, Ltd.), 600*
Workshop Laboratory (Vickers, Ltd.), 614. See 606*

Textile Machinery:—

Cloth-Folding and Measuring Machine (R. Hall A Sons (Bury), Ltd.), 550*
Loom, Automatic (R. Hall and Sons (Bury), Ltd.), 549*
Loom for Belt Weaving (R. Hall and Sons (Bury), Ltd.), 549*
Loom for Weaving Horsehair Cloth (R. Hall and Sons (Bury), Ltd.), 549*
Wool Washing Machine (Hughes and Lancaster, Ltd.), 841*

Waterworks Appliances:—

General Descriptive Articles, 783*, 814*
Mains, Gas and Water, Appliance for Tapping under Pressure (Beck and Co., Ltd.), 783*
Sand Washer for Filter Beds, Peebles (Glenfield A Kennedy, Ltd.), 784*
Sluice Valve, 50-in. Electrically-Operated (Glenfield A Kennedy, Ltd.), 784*
Valve, Edwards Self-closing, Water Mains (J. Blakeborough A Sons, Ltd.), 814
Valve, Gate, Handy Quick-Acting (Beck A Co., Ltd.), 815*
Valve, Plug. Lundgren-Boyd with Remote- Control (J. Blakeborough A Sons, Ltd.), 814*
Water Mains, Cleaning Apparatus, Water- propelled (Glenfield A Kennedy, Ltd.), 587*
Cole Recording Pitometer (Glenfield A Kennedy, Ltd.), 785
Meter, Eccentric-Drum Type (G. Kent, Ltd.), 786*
Fan Type (Guest A Chrimes, Ltd.), 814*
British Empire, Mineral Resources, 739, 760
Survey of Resources (Review), 706
Engineering Standards Association. See Engineering Standards
Engineers’ Association and British Empire Exhibition, 584
Foundry men, Institute of. See Foundrymen
Industries Fair, London, 583 ; Birmingham, 644, 687*
Federation of, Resources of British Empire (Review), 706
British Mannesmann Tube Co., Ltd., Exhibit at
British Empire Exhibition, 605
Navy. See H.M. under Warships
Non-Ferrous Metals Research Association, 762
Railways. See Railways
Separators, Ltd., Vickcen Centrifugal Separators, 820
Shipbuilding. See Shipbuilding
Shipping. See Shipping
Thoms on-Houston Co., Ltd., 30,000-kw.
Turbo-generator for Rotherham, 65*, 134* ; Turbo-generator, British Empire Exhibition Power Station, 388 ; Variable
Speed Three-phase Motors, 658* ; Motor and Switchgear, Winding Plant, British Empire Exhibition Colliery, 793*
Trade. See Trade
Brittle Ranges, Brass, Impact Tests, 344, 350
Broaching Machine. See Machine Tools
Broadbent, T., A Sons,Hydro-Extractor, 817
Bromford, Ltd., Steel Tubes, British Empire Exhibition, 788
Bronze, Low-Tin, Effect of Cold Drawing and Annealing, 346
Zinc, Effect of Casting Temperatures, 361, 384*
Brooke, J. W., the late, 152
Brooke, J. W., A Co., Ltd., Petrol Engines for Wireless Work, 76*
Brown, Bayley’s Steel Works, Ltd., Exhibits at British Empire Exhibition, 605
Brown, C. E. L., the late, 640
Brown, J., A Co., Ltd., Exhibits at British Empire Exhibition, 605*
Brown, S. G., Ltd., Telephone Apparatus,
British Empire Exhibition, 545*
Brown A Sharpe Manufacturing Co., Gear-Hobbing Machine, 461*
Brown A Ward, Ltd., Automatic Lathe, 645
Bruhn, Dr. J., on Ship Construction, 311
Brush Electrical Engineering Co., Ltd., Brush-Ljungstrom Turbo-Generator, Loughborough, 765 : Transformers, British Empire Exhibition, 777*
Brushes, Water-propelled, Cleaning Water Mains, 587*
Buck A Hickman, Ltd., Clip for Shafting Brackets, 395*
Bucket Conveyor. See Conveyor
Buildings, Acoustics of (Review), 408
British Empire Exhibition, Constructional Details, 225*, 263*, 291*
Damage by Vibrations, 163*. See Frntfum, 213
Construction, Concrete Blocks and Machines for. See Concrete
See also Ferro-Concrete and PARAGRAPH INDEX
Earthquake Countries, Method of Supporting, 37
Heating. Heat Transmission from Radiators, 831
Margarine Factory, Righting Settlement, 174*
Materials, Gas Permeability, 68
Trades Exhibition, Olympia, 502
Vibrations of, Sand Cone Tests, 163*. See Erratum, 213
Bulge Protection, Warships, against Torpedo
Attack, 472, 475. See 488, 745*, 777
Bulk Storage of Petrol, Evaporation Losses, 82
Bulkheads. See Water-tight Subdivision
Bunker Hill Lead Leaching Plant, 320
Bunting, D., on Brittle Ranges in Brass, 350*. See 344
Buoys, Gas-lighted, Coast Lighting, 711
Bureau of Mines. See United States
of Standards. See United States
Burma Pavilion, British Empire Exhibition, 527*
Crude Oils, Properties, 470
Oil Fields, Use of Electric Power, 214
Burmeister and Wain Type Diesel Engine, 531
Burners, Gas (J. Keith and Blackman Co., Ltd.), 711
Oil Fuel. See Oil Fuel
Pulverised Coal, 415*
Burney, Commander C. D., on Airships, 487. See 404, 709
Burnley, New Electric Power Station, Padi- ham, 709
Burnside, W., on Dalmarnock Power Station, 511
Bus Bars, Standard Markings, 173

C

CABLES, Ships’, Standardisation, 255
See also Wire Ropes and Electric
Cableway. See Wire Ropeway
Cadmium-Copper Alloys, Constitution, 361
Electro Deposition on Aluminium, 506
Caissons, Foundations of Dock Walls, Calcutta, 39*
Calculus of Observations (Review), 504. See LETTER. 558
Calcutta, King George’s Dock, Construction, 37*
Water Works, Centrifugal Pump, 689
Caledonian Wire Rope Co., Ltd., Exhibit at British Empire Exhibition, 730
Callendar Hot-Wire Anemometer, 136*, 249*. See LETTER, 314*
Callendar, Prof. H. L., Measurements of Properties of Steam, 579
Calorimeter, Bomb, Explosives Investigations, 674
Cam Design, Fuel Valves, Diesel Engines, 590
Cambridge Cold-Storage Research Station, 68
Cambridge, Instrument Co., Ltd., Exhibits, Physical and Optical Societies’ Exhibition, 20*, 54 ; Moullin Torsion Meter, 648, 764*
Camden Town Junction, Tunnelling Work, 561
Camellaird-Fullagar Oil Engine, Trials, 409
Cameron, C. S., on Canadian Iron and Steel Industry, 761
Canada, Western, British Trade Representation, 810
Canadian Iron and Steel Industry, 761
Pacific SS. “ Empress of Australia,” MicheU Thrust Block, 268*
Pavilion, British Empire Exhibition, 527*. See 226*
Canals, British. Suggested Resuscitation, 56
Steering Ships in, 833
Tasmanian Hydro-Electric Power Scheme, 568*
See also PARAGRAPH INDEX
Cane-Sugar Plant, Treatise on (Review), 504
Cantor Lectures on Colloidal Chemistry, 181
Capacity. See Electric
Capital and Labour. See Labour and Industrial Notes
Carbon-Monoxide Recorder, Uehling, 77*
Self-Rescue Apparatus, Mines, Ac., 496
Ring Electric Furnace, National Physical Laboratory, 628*
Tetrachloride for Fire Extinction, 385
Carbonisation, Coal, Economic Balance in Products 40 7
Carburisation. See Heat Treatment under Metallurgy
Cargo Fleet Iron Co., Ltd., Exhibit at British Empire Exibition, 668, 710
Cargo Steamers. See Steamers
Carmichael, J., and Co., Ltd., Uniflow Steam Engine, 808*
Carpenter, Prof. H. C. H., on Metallurgical Education, 761
Carriages, Railway, Acton Repair Shops, 195* 229*
Kitchen, Dining and Sleeping, South African Railways, 595*
Pullman, Parlour and Buffet Cars, 595
Royal Saloon, Egyptian Railways, 539*
Steel, New York Subway, 127
Carrington, H., High-Temperature Tests, Iron and Steel, 69*. See LETTER, 154
Cars, Inspection, Railway, Petrol-Driven, 667*
Motor. See Motor Cars
Refrigerator, Thickness of Insulation, 217* 252*
Repair Shops, Underground Railways Acton, 195*, 229*
Cartridges, Liquid-Oxygen, for Blasting, 711. See Erratum, 73.5
Case Hardening. See Heat Treatment under Metallurgy
Casella, C. F., A Co., Ltd., Metrocline for Measuring Deflections, 237*
Cask-Washing Machine, 367*
Cast-Iron Pipes, British Empire Exhibition 789
Research Association, British, 761
Transverse Test Bars and Engineering Formula, 663
Castings, Cleaning, Home Office Regulations, 247
Efficient Design, 423
Iron, British Empire Exhibition; <89
Process, Centrifugal, Davis Steel Railway Wheel, 605*
Steel, British Empire Exhibition, 730, 788
Temperatures, Aluminium Alloys, 73
Zinc-Bronze, Effect on Properties, 361, 384*
Catalogues, 32, 94, 160, 162, 192, 223, 255, 354, 385, 418, 450, 512, 561, 592, 626, 687, 752. See PARAGRAPH INDEX
Catchment Areas, Flood Discharge and Waterways of Bridges, 87
Rainfall and Run off, 40*, 87, 193*
Caterpillar Tractor. See Tractor.
Cathode Ray Oscillograph, Use of con Lamps, 674
Cells. See Electric
Celluloid Films and Mirrors, Hilger’s, 20
Models, Stress Determination. See Optical
Cement, Factors affecting Setting, 557
Grouting, Well-Boring Operations, 155*
High Alumina (Ciment Fondu), Action of Frost, 393, 566. See LETTER, 464
Alumina (Ciment Fondu), Emergency Use in Warehouse Construction, 144
Alumina (Ciment Fondu), Properties and Uses, 566
International Congress, 557, 566
Manufacture, Principles of Fine Grinding, 566
Rotary Kilns, Pulverised-Coal Firing, 381*. See 415*
Rotary Kilns, Measurement of Air Supply, 557
Viscosity of Slurry, 566
Use in Sea Water, 577. See 567
See also Concrete and PARAGRAPH INDEX
Cementation. See Heat Treatment under Metallurgy
Central Station. See Power Station
Centrifugal Casting Process, Davis Steel Railway Wheel, 605*
Drying Machine, Kamlok Safety Device (Watson, Laidlaw and Co., Ltd.), 818*
Machines, Pelton-Wheel Drive (Pott,
Cassels and Williamson), 818*
Machine, 36-in. Swan Neck (T. Broadbent and Sons, Ltd.), 817*
and Separating Machines, British Empire Exhibition, 817*
Pumps. See Pumps
Separators for Liquids, 312
Vickcen, 820
Ceylon Pavilion, British Empire Exhibition, 528*
Chains and Anchors, Exhibit at British Empire Exhibition, 668
Cables, Ships’, Standardisation, 255
Mortising Machines for Wood, 268*, 553*
Track Tractor. See Tractor
Chamber of Shipping, Report, 246; Presidential Address by Sir A. G. Anderson on Shipping Industry, 274
Change-Speed Gear. See Gear
Channels, Water Flow in, Measurement by Salt, 439, 441
Chantiers et Ateliers A. Normand, Torpedo Boat “ Enseigne Gabolde,” 483*, 571*
Charcoal, Absorption of Gases by, 429
Iron Smelting, Temperatures in Blast Furnaces, 588
Chartered Civil Engineers, 21
Charts, Navigation, Admiralty Hydrographical Department, 676
Chatwin, T., Ltd., Screwing Machine, 687*. See 645
Checker Brickwork Regenerators, Open-Hearth Furnaces, 29*
Chemical Analysis. See Analysis
Aspects, Autogenous Welding, 221*
Elements, Treatise on (Review), 118
Engineering, Ramsay Memorial Laboratory, Inauguration, 116
Exhibits, British Industries Fair, 583;
British Empire Exhibition, 582, 646, 710. See Erratum, 680
Fire Extinguisher, Motor Cycle, 645, 687*
Industry, Society of (Chemical Engineering Group), Discussion on Treatment of Water for Industrial Purposes, 266, 286, 287; Joint Meeting with Hull Chemical and Engineering Society, E. A. Alliott on Centrifugal Dryers and Separators, 312 ; L. Andrews, on Kinetic Elutriation, 442 ; Prof. E. C. Andrews on Silica Gel as Industrial Adsorbent of Benzene, 622 ; (Newcastle Section), C. H. Ridsdale on British Chemical Standards for Iron and Steel, 432.
Research in India, 614
Resistance, Engineering Materials (Review), 185
Standards, Iron and Steel Analysis, 432, 631
Works, Oppau, Cause of Explosion, 501
Chemistry, Aluminium Salts, Production from Alunite, 577
Analysis of Rare Metals, 119
Atoms and Isotopes, 770*
Boiler, and Feed-Water Supplier (Review), 154
Colloidal, Cantor Lectures by Dr. E. K. Rideal, 181
Colours, Stains and Dyes, 570
Copper, Effect of Impurities on Conductivity, 631
of Corrosion. See Corrosion
Crystalline Structure of Organic Substances, 211*, 244*, 274*, 310*
of Fluxes and Slags, 582
Inorganic and Theoretical (Review), 84*
Institute of: C. H. Ridsdale on Chemical Standards for Iron and Steel, 432
Reactivity of Coke, 247
Fats, Natural and Synthetic (Review), 443
Silica Gel, Use as Benzene Adsorbent, 622
Sizes of Atoms and Molecules, 770
Tar Distillation and Products (Review), 118
Water, Determination of Hardness, 267
See also PARAGRAPH INDEX
Chillweli Depot, Rust Removal Process, 25*, See 464
Chimney, Steel, British Empire Exhibition Power Station, 335*
China, Development of British Trade, 468
Shanghai, Electric Power Supply, 645
Power Station, Failure of Turbo-Generator, 18, 645.
Suction Dredger for Taku Bar, 547*
Yangtze-Kiang River, Shallow-Draught Steamer, 10*
Chlorine, Sterilisation of Water, Chloronome Apparatus, 142*. See 266
Chloronome Water Sterilising Apparatus, 142* See 266
Christelow, J. W., on Viscosity of Cement Slurry, 566
Ciment Fondu, Action of Frost on, 393, 566. See LETTER, 464
Ciment Fondu, Emergency Use in Warehouse Construction, 144
Properties and Uses, 566
Cincinnati Lathe and Tool Co., Lathe, 681
Cinematograph. See Kinematograph
Circular Saws. See Saws under Machine Tools
Circulating Pumps. See Pumps
Water, Cooling Towers, British Empire Exhibition Power Station, 490
Treatment with Chlorine, 142*. See 266
Circulation Theory, Aeroplane Lift and Drag, 1*, 35*, 100*, 169*, 258*, 823. See LETTERS, 313, 744*
Citroen-K6gresse Motor Car, 347*
City and South London Railway, Tunnel-Widening, 561 ; Earth Subsidence, 520
Civil Aerial Transport. See Aeronautics
Engineers, Chartered, 21
French Society of (British Section),
Traction Across Rough Country, by L. A. Legros, 282*, 317*, 347*. See Erratum, 368
‘’’Civil Engineers, Institution of :
Report on Destructive Marine Organisms, 5
Supplemental Royal Charter, 21
Account of an Examination of the Menai Suspension Bridge, by H. T. Tuds- bery and A. R. Gibbs, 23
Floods of the Damodar River and Rain Storms Producing Them, by E. L. Glass, 86
Effect of Shape of Catchment on Flood Discharge, by Lieut.-Col. G. R. Hearn, 87
Discharge from Catchment Areas in India as Affecting the Waterways of Bridges, by G. E. LUlie, 87
Slips and Washouts on the Hill Section of the Assam-Bengal Railway, by T. R. Nolan, 41
Underdrainage and its Application to Railway Work, by R. D. Walker, 141
Measurement of the Discharge of the Nile through the Sluices of the Assuan Dam, by Dr. H. E. Hurst and D. A. F. Watt, 281
Similarity of Motion of Water through Sluices and through Scale Models : Experiments with Models of Sluices of the Assuan Dam, by Dr. H. E. Hurst, and D. A. F. Watt, 281
Theory of Transverse Oscillations in Girders and its Relation to Live Load and Impact Allowances, by Prof. C. E. Inglis, 378
Interaction in Bridgework of the Deck System on the Main Girders and the Consequent Modification of Stresses Therein, by D. H. Remfry, 380
Discussion on Thermal Efficiency of Internal-Combustion Engines, 429, 467. See LETTERS, 558, 585
Report on Standard Tests for Hydraulic Plant, Discussion, 439*
Barton Power Station of the Manchester Corporation, and the Transmission System in Connection therewith, by H. N. Allott and S. L. Pearce, 511
Dalmarnock Electricity Works, by W. Burnside, 511
Committee on Tabulating Results of Heat. Engine and Boiler Trials, 831.
Civil Engineers of Ireland, Institution of,
Correspondence on Irish Water-Power Development, 572. See 339
Clamp for Shafting Brackets, Rolled Steel Joists, 395*
Clark and Standfield, Floating Dock for Southampton, 206, 789*
Clarke, Lieut.-Col. E. K., on Smeaton’s Model' of Eddystone Lighthouse, 504
Clays, Fire. See Firebricks; Refractory
‘’Materials
Cleaning Apparatus, Water Mains, Water-Propelled, 587*
Clements, F., on British Blast Furnaces, 741
Cldre Mechanical Shovel, 495*
Cleveland Institution of Engineers, C. H. Ridsdale on British Chemical Standards for Iron and Steel, 432
Iron Prices. See Metal-Price Diagrams
and the Northern Counties, Notes from, 14, 48, 78, 111, 145, 176, 206, 238, 270, 304, 336, 369, 400, 434, 464, 497, 521, 577, 608, 640, 671, 703, 735, 767, 797, 827. See PARAGRAPH INDEX
Climate. See Meteorological
Clip for Shafting Brackets, Rolled-Steel Joists, 395*
Clocks, Electrically-Controlled, British Empire Exhibition, 582
Cloth Folding qnd Measuring Machine, 550
Cloud Photography, Wide-Angle Lens, 496
Clyde Navigation Trustees, Early Hopper Barge, 548*
CO2. See Carbon Dioxide
Coaches, Railway. See Carriages
Coal Carbonisation, Economic Balance in Products, 407
Economy. See Fuel Economy ; Pulverised Coal
Gas. See Gas
Gasification, Regenerative System, Avles-bury, 834
Handling Plant, British Empire Exhibition Power Station, 490
Plant, Gas Plant, Swindon Railway Works, 328*
Plant, Rotterdam Harbour, 619
Illinois, Screening of, 496
Low Temperature Coking, and Smoke Abatement, 576
Mine. See Colliery
Mining Industry, Economics, 740
Use of Machinery, 759
Preparation for Market, 759
Pulverised. See Pulverised Coal
Resources of British Empire, 739
Spontaneous Combustion of, 160
Tar Distillation and Products (Review), 118
Washing, Kinetic Elutriation Process, 442
See also PARAGRAPH INDEX
Coalfield, Kent, Betteshanger Colliery, 677
Coalite. See Coal, Low-Temperature Coking
Coast Lighting, Gas-Lighted Buoys, 711
Coastal Shipping, Present Position, 487
Cobalt-Chromium Steel, Magnetic Tests, 295*. See LETTER, 368
Electro-Deposited, Hardness, 663
Cochrane and Co., Ltd., Exhibit at British Em pire Exhibition, 668, 710
Cochrane, J. (Barrhead), Ltd., Centrifugal Pumps, British Empire Exhibition, 690*
Cock, Plug, Cork Packed, for Petrol, 303
Cockerill Gas Engine, Lodge Ignition Equipment, 394*
Coefficients of Expansion, Metals and Alloys, Determination, 344, 352*
Cohen, Sir, R. W., on Economics of Oil Industry, 740
Coinage, Silver Alloys, Nature and Properties of Slag, 582
Coke Breeze Briquetting Plant, Gas Works, Swindon, 421*
Handling Plant, Gas Plant, Swindon, 328*
Oven Plant, British Empire Exhibition, 710
Reactivity of, 247
Washing and Screening Plant, Gas Works, Swindon, 421*
Coking, Low-Temperature of Coal. See Coal
Stoker. See Stoker
Colbeck, E. W., on Hardening Silico-Man- ganese Steels, 663
Cold Drawing Bronze, Effect of, 346.
Spray, Asphalt, for Roads, Distributing Machine, 804.
Storage, Autofrigor System, Using Methyl Chloride, 104*. See Erratum, 141
Effects of Freezing Meat and Eggs, 68
Insulating Materials, British Empire Exhibition, 710
Insulating Materials, Investigations, 68
Plant, Australian, British Empire Exhibition, 725*
Research Station, Cambridge, 68 See also Refrigeration
Stores, Blackfriars, Refrigerating Plant, 42*.
See LETTER, 206
Work, Effect on Density, Alpha Iron Crystals, 631
Cole, Marchant and Morley, Ltd., Condensing Plant, Turbo-Generator, British Empire Exhibition Power Station, 389*
Cole Recording Pitometer for Water Mains, 785
Colenso Power Station, Turbo-Generator, 721
College. See Education
Colliery Accidents, Relative Importance, 497
Betteshanger, Kent Coalfield, 677
at British Empire Exhibition, 677*, 72*6*. 756*, 793*
Cages, Automatic Safety Gates, 728*
Kep Operating Gear, Marson’s, 727*
Safety Hook for, 726*
Carbon Monoxide Self Rescue Apparatus, 496
Gas Ignition by Signalling Apparatus and Electric Lamps, 179
Indicating Attachment, Miners’ Lamps, 179, 716*
Head Gear, British Empire Exhibition Colliery, 679*, 726*
Industry, Economics, 740
Lighting, Advantages of Alternating Current, 180
Safety Lamps giving Gas Warning, 179, 716*
Props, Steel Tubular, British Empire Exhibition, 789
Requisites, Standardisation, 253
Rescue Apparatus, Carbon Monoxide, 496
Apparatus, Proto, 807*
Apparatus, Report, 307
Apparatus Using Liquid Air, 619*
Work, Training in United States, 393
Rhymney Valley, Compressed Air Plant, 759
Safe Use of Electricity, 179, 740
Safety in, Research Work, 740
Tubs, Axle Counter and Retarders, Decking Plant, 758*
Electro-Pneumatic Decking Plant, 756
Use of Machinery, 759
Ventilation, Theory and Practice (Review), 615
"Winding. See Winding
See also Mines and Coal Collisions. See Accidents
Colloidal Chemistry, Cantor Lectures, by Dr. E. K. Rideal, 181
Colorado, Moffat Tunnel, 473
Colours and Dyes, Exhibits at British Empire Exhibition. 646
Stains and Dyes, 570
Columns, Ferro-Concrete, British Empire Exhibition Buildings, 266,* 293*
Combined Stress. See under Tests (Materials) Combustion of Coke, Catalysis in, 247
Spontaneous, of Coal, 160
See also Fuel; Oases Commercial Aviation. See Aeronautics
Motor Cars. See Motor
Commerce. See Trade. See also Industries and Commerce in PARAGRAPH INDEX
Committee, Engineering Standards. See Engineering and Standardisation
Commonwealth. Sec Australia
Compact Valve, Steam - Pressure Control, Area Regulators, 714*
Companies. See PARAGRAPH INDEX
Comparator, "Wilson Optical Projection, Screw Threads, 606*
Compass, Magnetic, Work of Lord Kelvin, 800
Compensating Gear, Gravity-Bucket Conveyor Drive, 329*
Compensation, Workmen’s. See Labour
Compositors, London Society of, and Typographical ^Association, Agreement, 407
Compound Locomotives. See Locomotive#
Stress. See Tests (Materials)
Compressed Air Plant, Rhymney Valley Collieries, 769
Supply, Pneumatic Tools, Measurement, 227*. See 202, 219*, 313
Tools. See Machine Tools
See also Pneumatic
Compressor, Air. See Air Compressor
Ammonia, High-speed Vertical (L. Sterne and Co., Ltd.), 42*. See LETTER, 206
Conciliation in Labour Disputes. See Labour ; Industrial Notes; PARAGRAPH INDEX ,
Concrete-Block Building Construction, 557
and Brick Caisson, Foundations for Dock Walls, Calcutta, 39*
Effect of Silicate of Soda, 557
Reinforced. See Ferro-Concrete
Reinforcement, Structural Steelwork, 566
Suggested Modulus of Density, 556
Use in Sea Water, 557. See 567
See also Ferro-Concrete and PARAGRAPH INDEX
“ Conde de Cherruca,” M.S., Service Results, 57. See LETTER, 397
Condenser, Circulating Water, Cooling Towers, British Empire Exhibition Powrer Station, 490
Water, Treatment with Chlorine, A142.* See 266
Tubes, Corrosion of, 574
See also Electric
Condensing Plant, i Air Extractors Delas, 389* ; Radojet, 427* ; Hick-Breguet, 458* ,
Loughborough Power Station, 766
Parsons Turbo-Generator, 723*
1,500 kw. Turbo-Generators, British
Empire Exhibition Power Station, 389*, 425*, 458*. See 490
“ Condor ” Aeroplane Engine, 62*
Conductivity, Copper, Effect of Impurities, 631
Heat, Rarefied Gases, 429
Metals, Effect of Torsion, 288
See also Electric
Conduit, Steel, Electric Wiring, Standard, Specification, 48
Conference, Empire Automobile, 830
Science and Labour, British Empire Exhibition, 737
World Power, British Empire Exhibition, 644. See 766
Congress, Empire Mining and Metallurgical, 739, 759. See 750*, 776, 780*, 797
Institute of Transport, Bristol, 729
International Cement, 557, 566
Connecting Rod, Locomotive, Failure, Report 57
Conservation of Coal. See Coal; Fuel; Pulverised Coal
Consett Iron Co., Ltd., Exhibit at British Empire Exhibition, 605, 710
Consolidated Mining and Smelting Co., Lead Recovery Plant, 320
Constructional Engineering Co., Ltd., Mechanical Riddle, 477*
Continuous Rolling Mills, Development, 620*, 631
Controllers, Electric Motor. See Motors,Electric
Temperature, for Dye Vats, 143* 714
Converter, High - Tension, Direct – Current Power Transmission, 563*. See LETTERS, 649, 669, 712, 744, 796, 825
Conveyors, Gravity-Bucket, Gas Plant, Swindon Railway Works, 329*
Cook, W. H., the Late, 670
Cooling, Aii’, Parsons Turbo-Generator, 723*
Curves, Alloys. See Metallurgy
Towers, British Empire Exhibition Power Station, 490
Copland, J. P., the Late, 677
Copper Alloys. See Brass; Bronze; Gunmetal; and Alloys under Metallurgy
Effect of Impurities on Conductivity, 631
Electro-Deposited, Hardness, 663
Industry, Economics, 742
Prices. See Metal-Price Diagrams
Smelting, Notes on Slags, 582
Tensile Strength and Resistivity, Relationship. 347*
See also Metallurgy
Coppered Glass Mirrors, Preparation, 670
Corking Machine for Bottles, 105*
Corneal Microscope, Ophthalmic Work, 270
Correspondence Study of Engineering, 669
Corrosion, Aluminium, Prevention by Electroplating, 506
of Condenser Tubes, 574
Iron, Rust Removal, Electrolytic Process, 25*. See 464
Locomotive Boilers, by Tunnel Water, 267
Muntz Metal, by Sea Water, 625
Resisting Alloys, in Glass Industry, 588
Zinc and Lead, in Inorganic Salts, 359
Costs, Production, Engineering Industry, Factors Affecting, 273, 308, 340, 374. See LETTERS, 313, 397
Cotton Cultivation, Australia, 725
Sudan, Gezira Irrigation Scheme, Pumping Plant, 624, 654,* 685* ; Drag-Line Excavator, 636*
Research, Shirley Institute Memoirs (Review), 813
Counter, Axle, Mine-Tub Decking Plant, 758
Coupling, Railway, Gearlock-Reynard, 460
Coverings, Non-Conducting. See Heat Insulation
Cradock, G., and Co., Ltd., Exhibit at British Empire Exhibition, 730
Cranes, Coal-Handling, Rotterdam Harbour, 619
3-Ton Electric Travelling, Acton Car Repair Shops, 198*
Electric, 5-ton and 2-ton, Toplis Luffing Gear, Southampton Dock®, 762*
60-Ton Floating (Fleming and Ferguson, Ltd.), 546*
Gantry, Ferro-Concrete, British Empire Exhibition, 266*
Lifting Gear for Railway Cars, 197*
Overhead, 25-Ton, British Empire Exhibi tion, 266*
Pneumatic, Fixed Radius, Acton Car Repair Shops, 230*
Steam, and Shunting Locomotive (Haw thorn, Leslie and Co., Ltd.), 667
Toplis Luffing, Palmer’s Dock, Swansea, 639 ; Southampton Docks, 762
Crankshaft, Unity Marine Diesel Engine, 707*. See 771
Crapper, E. H., Elementsiof Magnetic Analysis, 452*, 601*, 660*, 786*, 816*
Craven Brothers (Manchester), Ltd., Machine Tools, Acton Car Repair Shops, 230*
Critical Points, Metals. See Metallurgy
Speeds, Shafts, Investigations, 423,' 648
Crittall, R., «fe Co., Ltd., Autofrigor Refrigerating Machine, 104*. See Erratum, 141
Crockatt, W., Sons, Ltd., Terrazzo Floor Polishing Machine, 574*
Crocodile River, Hartebeestpoort Dam, 323
Crosfleld, J., and Sons, Ltd., Doucil Water-Softening Process, 287. See 267
Crude Oil Engines. See Engines, Oil Cruisers. See Warships
Crusher, Rock, Gyratory, (Vickers, Ltd.), 606
Crushing Machinery, Stone, (Hadflelds, Ltd.), 730
Crystals, Alpha Iron, Effect of Cold Work, 631
Large, Production in Strained Iron, 632, 651*, 687*
Structure, Exhibits at British Empire Exhibition. 581
Investigation by X-Rays, 183
Muller X-Ray Spectrograph, 46*
Crystalline Structure of Metals. Seo also Metallurgy ; Microphotographs
Organic Substances, 211*, 244*, 274*, 310*
Crystavox Microphone Amplifier and Loud Speaker, 545*
Cube Mixer for Tar Macadam, 702*
Photometer for Mean-Spherical Candle Power, 513*
Current, Electric. See Electric
Cutlery Trade, Grinding Metals, Home Office Regulations, 247
Cutting Machine, Oxv-Acetvlene. Oxytome, 411*
Tools, Action on Brass and Steel, Micro photographs, 630*
Cycle, Motor. See Motor Cycle
Parts, Standard Nomenclature, 608
Cyclones, Life History of, 826
Cylinders, Air Resistance, Principle of Similarity, 391*
Vacuum Brake (Vacuum Brake Co., Ltd.), 541*
Cylindrical Bodies, Hilger’s Optical Gauge 10*

D

DA1MLER-LANCHESTER Worm Gearing, Tests, 132
Dailey, C., on Petroleum Engineering, 741. See Erratum, 797
Dallmeyer High-Speed Photographic Lens,
20. See Erratum, 48
Dalmarnock Power Station, 511
Dam, Arched, Hartebeestpoort, South Africa, 323*
Assuan, Discharge through Sluices, Measurements and Model Experiments, 281
Ferro-Concrete Multiple Arch, North
Italy, Failure of, 275
Multiple Arch, Tasmanian Water Power Scheme, 451*
Damodar River, Rain Storms and Floods, 86
Darlaston Galvanised Hollow Ware Co., Ltd., Motor-Cycle Fire Engine, 645, 687*
Davis Steel Railway Wheel, 605*
Dawson, Sir P., on Railway Electrification, 437. See 234, 448*, 479
Daylight in Rooms, Measurement, 648
Dean, Smith and Grace, Ltd., Armature Turning Lathe, 202*
Deane, H., the Late, 409
Decking Plant, Electro-Pneumatic, Colliery Tubs, 756*
Decks, Water-Tight. See Water-Tight Subdivision
Decrement Gauge, High Vacua, 387*. See 429
Deflections of Structures, Metrocline for Measuring, 237*
Delas Air Ejector, Condensing Plant, 389*
Democracy and Industry, 499
Dempster, R., and Sons, Ltd., Gas Plant, Swindon Works, 164*, 228*, 328*, 421*
Denver and Salt Lake Railroad, Moffat Tunnel, 473
Depth Charge, Destruction of Submarines, 802
De-Rusting, Electrolytic Process, 25*. See 464
De-Superheating Apparatus, Steam, Area Regulators, 716*
Desch, Prof. C. H., on the Physicist in Metallurgy, 212 : on Aluminium Plating, 506
Desert Countries, Motor-Transport Vehicles, 242, 347*
Destroyers. See Warships
Development Railways, British African
Dependencies, 180
Dewar, Sir J., the Late, Scientific Work, 116
Dewhurst, T., on Petroleum Geology, 741
d’Eyncourt, Sir E. T., on Naval Architecture, 115. See 709
Diagrams, Indicator. See Indicator
Metal-Priee. See Metal-Price Diagrams
Diamond, Pyramidal, Hardness-Testing Machine, 518*
Die-Casting Plant, Bearing Metal, Acton Car Repair Shops, 202*
Diesel Engine Users’ Association, Meetings, 111, 145, 575
See Engines, OH, Diesel; Marine Propulsion
Dietier, Di. Ing., H., the Late, 271
Diffraction Gratings, Work of Mount Wilson Observatory, 674
Diffusion in Liquids, Optical Study, 698
Pumps, Mercury-Vapour, High Vacua, 365* See 648
Solid, into Alloys, 749
Digging Machine. See Excavating Machine
Dijxhoorn, Prof. J. C., on Pumping Engines in Holland, 446*
Dining Car, South African Railways, 595*
Dipper Dredger. See Dredger
Direction Finding, Wireless Telegraphy. Seo
Telegraphy, Wireless Directories. See LITERATURE INDEX
Discoveries, Scientific, Reward of, League of Nations Proposals, 114
Discs, Turbine, Vibrations, Apparatus for Investigating, 648
Disputes, Trade. See Labour Distillation, Coal Tar, and Tar Products (Review), 118
Distillation, Feed Water, Kcstner Evaporators, 267
Dividing Engine, Troughton, 270
Dixey Edging Machine, Spectacle Lenses, 583
Dixmude,” French Airship, Loss of, 53 Dixon, F. J., on the Somerford Pumping Station, 155*, 187*
Dobson, J. M., the Late, 312
Docks, Bristol, Development, 729
Construction, Port of Calcutta, 37*
Facilities, Report on, 708
Floating, as Advanced Naval Bases, 832 837*
60,000-Ton, Southampton, 206, 789*
Graving, at Swansea, Palmers’, 602*, 637*
Southampton, Toplis Luffing Cranes, 762*
Victoria, London, Road Access, 584
Dockers’ Strike and Settlement, 245
Dockyards, French Naval, Reorganisation, 613
“ Dolius,” M.S., Scott-Still Engines, Trials, 459
Dolphins, Ferro-Concrete, Floating-Dock Moorings, Southampton, 790*, See 206
Domestic Engineering, Classes in, 214
Water-Softener, Zeolite Process, 626
Dominion Machinery Co., Ltd., Woodworking Machines, 553*
Doors, Strong - Room, Fortis Reinforced Concrete, 72*. See LETTER 110
Double Helical Gears. See Gears
Reduction Gears, Marine. See Marine Propulsion
Doucil Process, Water Softening, 287. See 237
Douie, A., the Late, 206
Drag-Line Excavator, 200-ton Lobnitz,
Gezira Irrigation Scheme, 636*. See 624, 654*, 685*
Drainage, Land, Application to Railway Work, 141
Pumping Plant in Holland, 446*
Draught, Induced System, British Empire Exhibition Power Station, 333*, 363
Dredger, Bucket, “ Foremost,” James Dredging Co., Ltd., 790*. See 206
8 Cubic Yard Dipper Type (Fleming and Ferguson, Ltd.), 546*
“ Kaione,” Fruhling-Type Suction (Flem ing and Ferguson, Ltd.), 546*
“ K’uai Li,” Suction Type, for Taku Bar (Lobnitz and Co., Ltd.), 547*
" Lucayan,” Dipper Type, for Bahamas (Lobnitz and Co., Ltd.), 547*
“ Paritutu,” Combined Bucket and Suction (Fleming and Ferguson, Ltd.), 546*
” Ronaldshay,” Rotary-Cutter Suction, for India (W. Simons and Co., Ltd.), 548*
“ Sir George Lloyd,” Cutter Suction, Land Reclamation Type for Bombay (W. Simons and Co., Ltd.), 548*
” Sir William Matthews,” Stern Well Bucket Type (Fleming and Ferguson, Ltd.), 546*
Dredging Plant, Floating - Dock Berth, Southampton, 790*. See 206
Work, Self-Dumping Barge for (H. Robb, Ltd.), 548
Subaqueous Rock, Equipment (Fleming and Ferguson, Ltd.), 546*
Work, Early Hopper Barge for Clyde (W. Simons and Co., Ltd.), 548*
Drewry Car Co., Ltd., Petrol Locomotive and Railway Inspection Cars. 661*
Drilling Machines. See Machine Tools
Oil Wells, Electric Power for, 214; Evolution of Methods, 741
Drugs, Exhibits at British Empire Exhibition, 647
Drummond Brothers, Ltd., Portable Logging Saw and Petrol Engine, 410*
Dry Dock. See Dock
Drying Machines, Centrifugal. See Centrifugal
Scroll Type, for Tar Macadam, 700*
Plant, Pulverised Coal, 382*
Stove, Armatures, Acton Car Repair Shops, 202*
Dryssen, W., on Waste - Heat Recovery, Open-Hearth Practice, 632
Dumping Wagons, Gas Plant, Swindon Railway Works, 328*
Dunstan, Dr. A. E., on Crude Oil of Maidan-i- Naftun, 56 ; on Crude Oils of the Empire, 760
Dushman Molecular Gauge, High Vacua, 429* Dust, Coal. See Pulverised Coal
Protection of Workers, Grinding Metals and Cleaning Castings, 247
Dutch Margarine Factory, Righting Settlement of Building, 174*
See also Holland
DYe Vats, Temperature Controller for, 143
Dyes and Colours, Exhibits at British Empire Exhibition, 646
Stains and Colours, 570
Dynamic Balancing Machine, 154
Dynamical Similarity, Principle of, Model Experiments, 325*, 357*, 391*, 422*
See also Aeronautics Dynamometers, Force Measurement, Testing Machines, 148
Dynamos. See Generators, Electric; Turbo- Generators

E

EALING Corporation and Electricity Commissioners, 502
Earth’s Magnetism. See Magnetism
Subsidence, City and South London Railway, 520. See 561
Earthquake-Resisting Buildings, 37
East African Section, British Empire Exhibition, 528*
Echo Method, Submarine Sounding, 299
Economics, Coal Mining Industry, 740
Engineering, Examination of Institution of Mechanical Engineers, 247. See 311
Industrial. See also Labour
Iron and Steel Industry, 761
Metalliferous Mining, 740
Non-Ferrous Metals Industry, 742
Economics, Oil Industry, 740
Railway. See Railway
Status of Diesel Engine, 91*, 121
Economisers, Green’s, British Empire Exhibition Power Station, 333*, 363*
Economy, Fuel. See Fuel Economy
Eddystone Lighthouse, Smeaton’s Model, 504
Edging Machine, Spectacle Lenses, Dixey, 583
Edinburgh <fc Lothians Electricity District, 236
Road .Construction and Maintenance, 83 See 144
Scottish Road Conference, 83, 144
Water Supply, Yield of Hydrographical Basins, 193

Education :

Correspondence Study of Engineering, 669
Domestic Engineering, Classes in, 214
Education and Industry, 56
Engineering, Private Students of, 669
Examination, Institution of Mechanical Engineers, Engineering Economics, 247. See 311
London County Council, Robert Blair Fellowships, Science and Technology, 311. See 744
Marine Engineers, Board of Trade Examination, 703
Metallurgical Education, University Rank, Great Britain, 761
University College Engineering Society, Dinner, 182
Ramsay Memorial Laboratory, Inauguration, 116 ; Engineering Laboratories, 738
Vocational Training, Manual Workers, Report, 341
Works Management, Education in, 311. See 247
See also PARAGRAPH INDEX Edwards, F. C., on Casting Design, 423
Edwards, Prof. C. A., on Production of Large Crystals in Iron, 651*, 687*. See 632
Edwards Self-Closing Valve, Water Mains, 814
Efficiency of Boiler Plants. See Boiler Plants
of Engines. See Engines ; Trials
Tests, Daimler-Lanchester Worm Gearing, 132
Thermal, Electric Power Stations, 189*, 403, 412. See LETTERS, 434, 464. See also 753
Eggs, Cold Storage of, 68
Egypt, Sudan, Gezira Irrigation Scheme,
Pumping Plant, 624, 654*, 685* ; Drag-Line Excavator, 636*
Egyptian State Railways, Royal Saloon, 539
Eiffel, A. G., the Late, 19*
Ejectors, Air, Condensing Plant: Delas, 389;
Radojet, 427* ; Hick-Breguet, 458*
Vacuum Brake, Super Dreadnought, 541
Elastic Steel, Properties and Uses, 489, 510

Electric :

Accumulator Locomotive (Hawthorn, Leslie and Co., Ltd.), 667*
Air Flow Measurement, Electrical Heating Method 502,507*. See LETTERS, 585, 649
Alternating Current, Advantages for Colliery Lighting, 180
Rectifier. See Trans verter
Alternator. See Generator and Turbo
Anemometer, Hot-Wire, Callendar, 136*, 249*. See LETTER, 314*
Anode Rays. See Anode
Arc Furnace. See Furnace, Electric
Welding. See Welding
Atmospheric Electric Currents, Effect on Plant Growth, 400
Battery, Pile, High-Tension, Major Phillips’, 801
See also Accumulator (above)
British Electrical and Allied Manufacturers’ Association, Luncheon, 409
Bus-Bars, Standard Markings, 173
Cable Damage and Gas Ignition in Collieries, 180
for Motor Cars, Specification, 492
Laying under Water, Morwell Power Scheme, 23*
Submarine Telegraph, Work of Lord Kelvin, 800
Cathode Rays. See Cathode
Cell, Electrolytic, Sodium – Hypochlorite Production, 780*
Central Stations. See Power Stations
Collieries, Safe Use of Electricity, 179, 740
Conductivity, Copper, Effect of Impurities, 631
Relation to Tensile Strength, 347*
Conduit, Steel, Standard Specification, 48
Converter, High-Tension, Direct-Current Power Transmission, 563*. See LETTERS, 649, 669, 712, 744, 796, 825
Copper, Conductivity of, Effect of Impurities, 631 ; Relation to Tensile Strength, 347*
Cranes. See Cranes.
Dynamo. See Generator; Turbo-Generator
Electrical Apparatus, Physical and Optical Societies
Exhibition, 20*, 54 ; British Empire Exhibition, 580
Engineering Practice (Review), 84
Industry, Position and Prospects, 409
Machinery, Breakdowns, Statistics, 520
Electricity Commissioners and Ealing Corporation, 502
Edinburgh and Lothians Electricity District, 236
Power Supply in Lancashire, 709
Regulations for Overhead Lines, 52
Electrolytic Cell, Sodium – Hypochlorite Production, 780*
Process, Rust Removal, 25*. See 464
Electrometer, Prof. F. A. Lindemann’s,20
Electro Plating. See Electro Furnaces. See Furnaces
Generating Stations. See Power Stations
Generator. See Generator and Turbo
Hot-Wire Anemometer, Callendar, 136*, 249*. See LETTER, 314*
Hot-Wire Anemometer, Microphone, Investigations of Acoustical Problems, 810
Hydro-Electric Power Plants. See Power Plants
Ignition for Internal-Combustion Engines. See Ignition; Magneto I
Induction Furnace. See Furnace
Motors. See Motors, Electric Insulation Tester,
Meg, Constant-Pressure Type, 11
Lamps, Electric, Cube Photometer for
Mean-Spherical Candle Power, 543*
Incandescent, Gas Ignition in Collieries, 179
Neon-Filled Osglim, Properties, 481
Use for Voltage Measurement, 674
Use with Cathode-Rav Oscillo graph, 674
Leader Cable Gear, Navigation, 299
Lift Equipment, Office Buildings, 148
Lightning Discharges, Selectivity in, 675
Locomotives. See Locomotives, Electric
Machines. See Generators ; Motors ; Turbo
Magnetos. See Magnetos ; Ignition
Mains. See Cables (above)
Motors. See Motors, Electric
Oil Fields, Use of Electric Power, 214 —
Switch. See Switchgear
Oscillograph, Cathode Ray, Use of Neon Lamps, 674
Overhead Power Transmission Lines, Regulations, 52
Pile Battery, High-Tension, Major Phillips’, 801
Pipe Heating Machine, Acton Car Repair Shops, 200*
Planing Machines, Electric Drive, Newton
System, Working Results, 120
Positive Rays. See Positive
Power Factor, Induction Motors, Control (Review), 783
Stations. See Power Stations
Transmission Lines, Regulations, 52 — See Power
Pyrometer. See Pyrometer
Railways. See Railivays
Rays. See Anode ; Cathode ; Positive ; Rdntgen
Rectifier, Alternating - Current. See Transverter
Research Association, Electrical and Allied Industries,
Report, 309 Resistance, Copper, Effect of Impurities 631;
Relation to Tensile Strength, 347*
Insulation, Meg Constant-Pressure Tester, 11
Measurements, Determination of Silicon in Iron, 173*
Welding. See Welding
Rolling Mills, Electric Driving of. Se Rolling Mills
Rdntgen Rays. See Rdntgen
Rust Removal, Electrolytic Process, 25*. See 464
Ship Propulsion. See Marine Propulsion
Single Phise. See Generators; Motors ;
Poiver ; Locomotives ; Railways Starters,
Motor. See Motors, Electric
Steel Manufacture. See Metallurgy ; and Furnace, Electric
Storage Battery. See Accumulator (above Street
Railways. See Tramways
Substation. See Substation
Switchboard Bus-Bars, Standard Markings, 173
Switchgear. See Switchgear Motors, Electric
Telegraphy. See Telegraphy
Telephony. See Telephony
Television, Possibilities of, 401
Thermometer. See Thermometer
Three-Phase. See Generators ; Motors ;Power; Locomotives ; Railways Traction. See Locomotives, Electric Railways; Tramways
Tramways. See Tramways
Transformers. See Transformers
Transverter, High-Tension, Direct-Current Transmission, 563*. See
LETTERS, 649, 669, 712, 744, 796, 825
Turbo-Generators. See Turbo-Generators
Voltage Measurement by Neon Lamp, 674
Waves, Electromagnetic. See Telegraphy, Wireless; Telephony, Wireless
Welding. See Welding
Winding Gear. See Winding
Wireless Telegraphy. See Telegraphy —
Telephony. See Telephony
Wiring, Steel Conduit, Standard Specification, 48
X-Rays. See Rdntgen Rays See also PARAGRAPH INDEX
Electrical Engineering Practice (Review), 84
Engineers, American Institute of, T. D.
Yensen on Determination of Silicon in Iron-Silicon Alloys, 173*

Electrical Engineers, Institution of:

Electric Passenger Lifts, by H. Marryat, 148
Electric Power Supplies and the Telephone
Services, by S. C. Bartholomew, 656
Faithful Reproduction in Radio Telephony, by L. C. Pocock, 612
Future of Main Line Electrification on British Railways, by Lieut.-Col. H. E. O’Brien, 448*, 479. See 438 Railway Electrification Abroad, by Prof. S. P. Smith, 51
Safe Use of Electricity in Coal Mines, by Prof. W. M. Thornton, 179
Electrical Industry, Position and Prospects, 409
Research Association, Report, 309
Machinery Breakdowns, Statistics, 520
Electricians, Supervising, National Association of. See Supervising Electricians
Electricity Commissioners. See under Electric
Electro-Plating, Chemical Properties, Bronze,
Effect of Cold Drawing and Annealing, 346
Treatise on (Review), 57
Prevention of Aluminium Corrosion, 506
Electro Ciment. See Cimenl Fondu
Deposited Metals, Hardness, 663
Deposition of Alloys, 343
Megaphone, Loud-Speaking Telephone, 546*
Metallurgy, Treatise on (Review), 558
Pneumatic Control, Pit-Cage Gates 728 * •
Decking Plant, 756*
Electrolytic Cell, Sodium Hypochlorite Production, 780*
Corrosion. See Corrosion
Hydrogen Generator, Holmboe, 641
Process, Rust Removal, 25*. See 464
Electromagnetic Waves. See Telegraphy, Wire-less; Telephony, Wireless
Electrometer, Prof. F. A. Lindemann’s, 20
Elements, Chemical, Atoms and Isotopes, 770*
Treatise on (Review), 118
Elevator, Gravity-Bucket, Gas Plant, Swindon Railway Works, 328*
Ellis, A., and Partners, Gorseinon Electric Supply, 260*, 295*
Ellis, Sir W., on Steel-Works Practice, 616. See 611
Elmore Leaching Process, Lead Recovery, 320
Elsden, F. V., the Late, 301
Elutriation, Kinetic Process, 442
Emergency Water Supplies (Review), 755
Emery Wheels. See Grinding under Machine Tools
Empire Automobile Conference, 830
"British, Exhibition, Wembley Park. See British Empire Exhibition
Mineral Resources, 739, 760
Survey of Resources (Review), 706
Mining and Metallurgical Congress, 739, 759. See 750*, 776, 780, 797
Trade Development, 555
Employees, Inventions by, 309 See Labour
Employers’ Liability. See Labour
Employment. See Labour
“ Empress of Australia, ” SS., Michell Thrust Block, 268*
Endurance Tests. See Alternating Stress under Tests (Materials)
Engines, Aero. See Aeronautics
Diesel. See Engines, OH, Diesel; Marine Propulsion ; Motor Ships
Fire. See Fire Engines
Gas, 7,500-H.P. Cockerill, Lodge Ignition Equipment, 394*
Power Station, Swindon Gas Works, 421*
Three-Cylinder, Vertical, and
Electric Generator (National Gas Engine Co., Ltd.), 532*
See also Producer; and PARAGRAPH INDEX
Heat, Tabulation of Trials Results, Committee on, 831
Theory of, Work of Lord Kelvin, 799
Internal-Combustion, Air Consumption and Horse Power, 502, 507*. See LETTERS 585, 649
Combustion, Bristol Gas Starter, 553
Combustion, and Chain-Driven Electric Generator, House Lighting (National Gas Engine Co., Ltd.), 534*
Combustion, High-Speed (Review), 680
Combustion, Measurement of Air Supply, 502, 507*. See LETTERS 585, 649.
-Combustion, Thermal Efficiency, Standards for Comparison, 429, 467. See LETTERS 558, 585. See also 831
Locomotive. See Locomotive
Marine, Oil and Steam Combined, Scott- Still, 247, 459
Motor Car. See Engines, Petrol
Oil, and Centrifugal Pump, Semi-Portable (Parsons Motor Co., Ltd.), 433*
30-H.P., Horizontal, Cold-Starting (National Gas Engine Co., Ltd.), 534*
420-H.P., and Electric Generator (Ruston fe Hornsby, Ltd.), 839*
60-H.P. Two-Cycle, and Electric Generator, Marine Auxiliary Work (W. H. Allen,
Sons and Co., Ltd.), 530*
Diesel, Economic Status, 91*, 121*
Diesel and Gas, Waste Heat Recoverv, 122*
Diesel, 1,000-H.P., Fraser <fe Chalmers, Macclesfield Power Station, 731*
Diesel, 130-H.P. Beardmore-Tosi and Electric Generator, 530*
Diesel, 320-H.P. Burmeister and Wain Type (W. H. Allen, Sons and Co., Ltd.), 530
Diesel, 300-H.P. Sulzer and Borehole Pump, 157*. See 187*
Diesel, 950-H.P., Wad-el-Nau Pumping Station, Sudan, 624, 654,* 685*
Diesel, Marine, Trials with Various Fuels, 625
Diesel, Marine, Air Compressor for Motor Ships, 541*
Diesel, Marine, Aluminium Alloy Pistons, 589. See 515
Diesel, Marine, Comparison of Two- Stroke and Four-Stroke Cycles, 84
Diesel, Marine, Development of High Mean Pressures, 589*, 624*. See 515
Diesel, Marine, Economy of, 84
Diesel, Marine, Experiments on Fuel Cams and Sprayer Nozzles, 590*, 625*
Diesel, Marine, Fairfleld-Sulzer, M.S. “ Aorangi ” Trials, 376. See 801
Diesel. Marine, Four-Cycle, Double-Acting, North-EasternWcrkspoor,707*, 771
Diesel, Marine, Heat Stresses, 624. See 515
Diesel, Marine, for Intermediate Passenger Ships, 834, 839*
Diesel, Marine, Lubricating Oil Consumption, 624
Diesel, Marine, M.S. " Conde de Cherruca,” Service Results, 57. See LETTER. 397
Diesel, Marine, North - British, M.S. “ Swanley,” Trials, 502
Diesel Marine, Palmer-Camellaird-Fullagar, Trials, 409
Diesel, Marine, Proposed Combination in Design, 805
Diesel, Marine, 3,000 H.P. M. S. “ SeviJla,” Valve Gear (North - Eastern Marine Engineering Co., Ltd.), 532*
Diesel, Marine, Shape of Combustion Chamber, 624*

Engines. Oil, Diesel, Marine, 1,800 H.P.’ Wallsend-Sulzer, Trials, 744

Diesel, Marine, Work of Admiralty Laboratory, 515, 559, 589*, 624*
Diesel. See also Motor Ships ; Marine Propulsion ; Diesel Engine Users' Association
or Petrol, and Electric Generators,
House Lighting (New Pelapone Engine Co., Ltd.), 534*
and Steam Combined, Scott-Still, Trials of M.S. “ Dolius,” 459. See 247
See also Tractors and PARAGRAPH INDEX
Petrol, and Air Compressor, Semi-Portable (Parson’s Motor Co., Ltd.), 432*
Air Consumption and Horse Power, 502, 507*. See LETTERS, 585, 649
25-30 II. P., for Locomotive (Drewrv Car Co., Ltd.), 665*
and Logging Saw, Portable (Drummond Brothers, Ltd.), 410*
Measurement of Air Supply, 502, 507*. See LETTERS 585, 649
or Oil, and Electric Generators, House Lighting, (New Pelapone Engine Co., Ltd.), 534*
27-H.P., and Air Compressor (Globe Pneumatic Engineering Co., Ltd.), 398*
and 120-Watt Generator, Telephone Exchange (S. Turner, Ltd.), 811*
8-10 M.P., for Wireless Work (J. W. Brooke and Co., Ltd.), 76*
Aeroplane. See Aeronautics.
See also Aeronautics; Carburettors; Motor Cars
Steam, Electric Power Stations, Development, 412
Marine, Board of Trade Regulations for Survey, 703
Marine. See also Marine Propulsion; Turbines
and Oil Combined, Scott-Still, Trials of M.S. “ Dolius,” 459. See 247
for Small Power Plants, 500
Tabulation of Trial Results, Committee on, 831
115 H.P. Uniflow Type (J. Carmichael and Co., Ltd.), 808*
Winding. See Winding
See also PARAGRAPH INDEX
Engineers and Architects, Relationship, 644
Average Salaries Paid, 280
Birthday Honours for, 744
Civil Chartered, 21
Education. See Education
Indian Institution of, 441
Institutions. See Institutions.
Marine, Board of Trade Examination, 703
and Scientists, Relationship, 643
and Shipbuilders in Scotland, Institution of:
G. J. Weir on Thermal Efficiency of Power Production, 113 ; J. F. King on the Subdivision of Passenger Ships, 157* ; W. H. Owen on Boiler Trials with Pre-heated Air, 210 ; F. R. Blair on the Board of Trade and Merchant Shipping, 241 ; G. H. Bottomley on Unbalanced Rudders of Twin-Screw Ships, 243 ; Dr. J. Bruhn on Efficiency in Ship Construction, 311 ; Professor J. C. Dijxhoorn, on Modern Pumping Engines in Holland, 446* ; J. C. M. Maclagan on the North-British Diesel Engine, 502 ; Professor F. Westendorp on Coal Handling at Rotterdam, 619 ; Joint Summer Meeting with Institution of Naval Architects. See Naval Architects
Technical, Society of. See Technical
Work in Petroleum Industry, 343 Engineering and Art, 644
Chemical, Ramsay Memorial Laboratory, Inauguration, 116
Correspondence Study of, 669
Department, National Physical Laboratory,
Exhibit at British Empire Exhibition, 692*. See Erratum, 730 ; Report on Work of, 823
Design, Materials and Application to (Review), 215
Domestic, Classes in, 214
Economics, Examination of Institution of Mechanical Engineers, 247. See 311
Education. See Education
Export Trade, Statistics, 836
Industry, British and Foreign Wages, Comparisons, 374
British, Importance of Prestige, 829
British, Use of Foreign Designs, 829
Factors Affecting Production Costs, 273, 308, 340, 374. See LETTERS 313, 397
Vocational Training for Workers, 341
Laboratories. See Laboratories; National Physical.
in Liverpool, 214
Materials, Chemical Resistance (Review), 185
Mechanical, Military Service, Progress, 132, 147. See LETTERS 270, 313. See also 271
Treatise on (Review), 117
Palace of, British Empire Exhibition, Constructional Details, 263*. See 228*, 291*
and Petroleum Production, 741. See Erratum, 797
and Physics, 705
Private Students of, 669
and Science, Relationship, 643
Societies. See Institutions
Standards Association: Specification for Steel Conduits, 48 ; Standard Specification, Performance of Traction Motors, 62 ; Standard Markings for Bus-Bars, <fcc., 173 ; Standard Specification for Viscosity Determination, 186 ; Standardisation of Colliery Requisites, 253 ; Standardisation of Ships’ Cables and Steering Gear, 255 ; Standardisation, Ball Joints, Motor-Car Controls, 435; Standard Specification, Electric Cables for Motor Cars, 492 J1 Standard Nomenclature, Cycle and Motor- Cycle Parts, 608 ; Standard Specification Signalling Wire, 763 ; Standard Sections, Flat-Bottomed Rails, 797 ; Standard Sections, Structural Steel, 820;
Trade, Prospects in 1924, 17
Engineering Works. See Works
English Electric Company, Ltd. : Electric Locomotive for Japan, 97* : Turbo- Generator, Britisli Empire Exhibition Power Station, 455* ; Hydraulic Turbines, British Empire Exhibition, 641* ; Truck-Type Switchgear, 543* ; Transverter for High-Tension Direct Current Power Transmission, 563*. See LETTERS, 649, 669, 712, 744, 796, 825
“ Enseigne Gabolde,” French Torpedo Boat, 483*, 571*
Enveloping Gear Teeth, Vickers, Bostock and Bramley System, Tests, 257
Equilibrium Diagrams, Alloys. See Metallurgy
Era Manganese Steel, Exhibits at British Empire Exhibition, 730
Estuaries, Shoal Formation, Model Experiments, 392
Ethyl Chloride, Use as Refrigerant, 84
European War and Developments in Naval Architecture, 115. See 709
H.M. Battle Cruisers “ Renown ” and “ Repulse,” Orders for Construction, 709
History of, Seaborne Trade (Review), 442
Mechanical Engineering in, 132, 147. See 270, 271, 313 See also PARAGRAPH INDEX
Eutectic Alloys. See Alloys under Metallurgy
Evaporation Losses, Petrol Storage Tanks, 82
Evaporators, Kestner, Distillation of Feed Water, 267
Everett, Edgcumbe and Co., Ltd., Cube Photometer, 543*
Examination, Institution of Mechanical Engineers, Engineering Economics, 247. See 311
Excavating Machine, Drag-Line, 200-Ton Lobnitz, Gezira Irrigation Scheme, 636*. See 624, 654*, 685*
CFre Mechanical Shovel, 495*
Pull-Shovel, Trench Work, 519*
for Trenches, Barber-Greene, 574*
Exe Engineering Co., Ltd., Lathe, 645
Exhaust Gases, Diesel Engines, Boilers Fired with, 122*
Exhibition, British Empire, Wembley Park.
See British Empire Exhibition
British Industries Fair, London, 583 ; Birmingham, 644. 687*
Building Trades, Olympia, 502
Foundry Trades, International, Birmingham, 804, 824*
Model Engineer, 56. See 58*
Scientific Apparatus, Physical and Optical Societies’, 20*, 54*, 140*, 143*. See, Erratum, 48 ; Royal Society Soirde, 648 674, 801. See 764*
Scientific Novelties, 21
See also PARAGRAPH INDEX
Expansion Coefficients, Metals and Alloys, Determination, 344, 352*
Experimental Engine. See Engine
Tank. See Tank; Ship Models; Ship Resistance.
Explosions, Colliery. See Colliery Explosions
External, Effect on Ships, Model Experiments, 422
Oppau Chemical Works, Cause, 501
Explosives, Depth Charge, Destruction of Submarines, 802
Exhibits at British Empire Exhibition, 582, 647
Investigations, Bomb Calorimeter, 674
Liquid-Oxygen Cartridges, 711. See Erratum, 735
Submarine Mines, Vickers’, 801* ; Paravane for Defence, 802*
See also Guns and Explosives in PARAGRAPH INDEX
Export Trade. See Trade ; and Industries in PARAGRAPH INDEX

F

FABRICS, Aircraft, Properties of, 805 Factory Accidents. See Accidents
ActRegulations, Claims for Breach, 831
Building, Righting Settlement, 174*
Legislation, Provisions of New Bill, 835
Legislation and Workmen’s Compensation Act, 21
Management. See Works Management
Fairfield Shipbuilding and Engineering Company, Limited, M.S. “Aorangi,” Trials of Diesel Engines, 376 ; Launch, 801
Falconer, E., on Horse and Motor Haulage, 405
Fans, Turbine-Driven, Ships’ Boiler Rooms, 479,* 489, 821*
Type Water Meter (Guest and Chrimes, Ltd.), 814*
Faraday’s Apparatus, British Empire Exhibition, 581
‘’’Faraday Society:
Discussion on Oppau Explosion, 501
Discussion on Fluxes and Slags in Metal Melting and Working, 582
Solid Diffusion into Alloys, by Prof. F. C. Thompson and W. H. Dearden, 749
Aircraft Fabrics, by J. E. Rains bottom. 805
Farming. Set Agriculture ; Tractors
Fatigue, Industrial. See under Labour
Tests of Metals. See Alternating Stress under Tests (Materials).
Fats, Natural and Synthetic (Review), 443
Federation of British Industries, Resources of British Empire (Review), 706
Feed Pumps. See Pumps
Water, Boiler, Treatment of, 267, 286
Heater, Auxiliary Exhaust, Italian Cargo Steamer, 822*
Heater, Brass Tubes, Fatigue Failure, 344, 353*
Heater, Direct Contact (Worthington-Simpson) 108
Heating, Progressive, Parsons Turbo- Generator, 721
Softener. See Water Softener
Supplies and Boiler Chemistry (Review), 154 See also Water
Ferguson, Pailin, Ltd., Switchgear, 650
Ferranti, Ltd., Transformers, Gorseinon Electric Supply, 260*. See 295*
Ferro-Concrete Construction, Buildings, British Empire Exhibition, 228,* 263,* 291*
Dam, Multiple Arch, Tasmanian Water Power Scheme, 451*
Dam, North Italy, Failure of, 275
Dolphins, Floating Dock Moorings, Southampton, 790*. See 206
Flume, Tasmanian Water-Power Scheme, 356*
Retaining Walls, Stepped, Aston, 138*
Safes and Strong Room Doors, 72*. See LETTER, 110
Work, Warehouse Construction, Use of Ciment Fondu, 144
See also PARAGRAPH INDEX
Fertiliser, Chemical, Explosion at Oppau, 501
Field, S., on Alloy Plating, 343
Filling and Corking Machine for Bottles, 105
Filter, Stream-Line, Hele-Shaw, Developments, 267
Beds, Peebles Sand Washer for, 784
Filtration, Water, for Industrial Purposes, 286. See 267
Filtrator Process, Scale Prevention, 623*
Fire Engine, Motor Cycle, Chemical Extinguisher, 645, 687*
Extinction, Carbon Tetrachloride for, 385
Ladder, Telescopic, Hydraulically-Operated, for Rangoon, 575*
Firebars, Treatment by Aluminium Spraying, 710
Firebricks, Exhibits at British Empire Exhibition, 605, 710 T A _
Heat Conductivity and Specific Heat, 300
for Reversing Regenerators, 662
See also Refractory Materials
Firedamp in Mines, Safety Lamps Giving Warning, 179,716*
Fireproof Safes, Fortis Reinforced Concrete, 72* See LETTER, 110 ,
Firth, T., and Sons, Ltd., Stainless Steel Products, 604 „
Fisher, Lord, and Construction of “ Renown and “Repulse,” 709
Flannery, Sir J. F., on Ship Propulsion, 84
Fleet. See Warships
Fleming and Ferguson, Ltd., Dredging Plant, British Empire Exhibition, 546*
Fleming Valve, Exhibit at British Empire Exhibition, 581
Flexible Pipe Joints, Victaulic System, 205
Flight. See Aeronautics
Floating Crane. See Crane
Dock See Dock
Floods, Damodar River, Rainstorms Producing, 86
Discharge, Catchment Areas, Effect of Shape, 87 ; Waterways of Bridges, 87
Floors, Ferro-Concrete, British Empire Exhibition Buildings, 263*, 291*. See 225*
Terrazzo, Polishing Machine, 574*
Flour Milling Plant, Australian, British Empire Exhibition, 725*
Flow Meter, Air, Electrical Heating Method, 502, 507*. See LETTERS 585, 649
Gas, Balance Manometer for, 143*
Flue Gas Analysis, Uehling Carbon Monoxide Recorder, 77* .
Fluid Flow Through Pipes, Principle of Similarity, 327*
Friction. Sec Aeronautics ; Air Resistance ;
Friction; Hydrodynamics ; Ship Resistance
Mechanical Properties (Review), 276
Flume, Ferro-Concrete, Tasmanian Water-Power Scheme, 356*
Fluxes and Slags, Metal Melting and Working, 582
Flynn Process, Lead Extraction, 320
Folding Machine for Cloth, 550*
Food Investigation Board, Report, 67 ; Report on Thermal Properties,Methyl Chloride,614
Forced Draught Fan, Turbine-Driven, Italian Cargo Steamers, 822*
Fordath Bowl Mixing Machine, 825
“ Foremost ” Bucket Dredger, James Dredging Co., Ltd., 790*. See 206
Forgings, Steel, British Empire Exhibition, 788
Temperatures of Steel, 662
Fortis Ferro-Concrete Safes and Strong-Room Doors, 72*. See LETTER 110
Foucault Knife-Edge Test for Lenses, 400
Foundation Caissons for Dock Wails, Calcutta, 39*
Settlement, Margarine Factory, Rectification by Jacking, 174*
Subsidence, Waterloo Bridge, London, 584. See 470, 766
Foundry Plant <fc Machinery, Ltd., Sand Filling
Machine, Moulding Boxes, 804, 825*
Trades Exhibition, International, Birmingham, 804, 824*
Work, Casting Temperatures, Aluminium Alloys, 73
Casting Temperatures, Zinc-Bronze, Effect of, 361, 384*
Centrifugal Casting Process, Davis Steel Railway Wheel, 605*
Cleansing Castings, Home Office Regulations, 247
Efficient Casting Design, 423
Fordath Bowl Mixer, 825
Portable Riddle, 477*. See 825
Sand Filling Machine for Moulding Boxes, 804,825*
See also Castings ; Moulding
Foundrymen, British, Institute of; F. H. Hurren on Casting Temperatures of Aluminium Alloys, 73
Fractures of Steel, Microphotographs, 030
France, Alcohol as Motor Fuel, 676
Merchant Shipbuilding in 1923, 106
See also French
Francis Turbines. Sec Turbines, Hydraulic
Fraser and Chalmers Engineering Works, Oil Engine, Macclesfield Power Station, 731
Free Trade Wharf Co., Ltd., Warehouse for, Use of Ciment Fondu, 144
Freezing. See Cold Storage ; Refrigeration
Freight Train Formations, Great Western Rail way, 729
French Aeroplane Pilots, Remuneration, 470
French Airship “ Dixmude,” Loss of, 53
Naval Construction Programme, 211, 393
Establishments, Reorganisation, 613
Society of Civil Engineers. See Civil Engineers
Torpedo Boat “Enseigne Gabolde, 483*, 571*
See also France
Frenophone Loud Speaker, \Vireles9 Telephony, 545
Friction, Skin, Flat Plates, Effect of Length, 517, 718*
and Law of Comparison, 517
Testing Machine, Ball Thrust Bearings, 693
Treatise on (Review), 184
Frictional Resistance, Ships. See Ship Resistance
Friend, Dr. J. N., on Coefficients of Expansion, Metals and Alloys, 352*. See 344; on Corrosion of Zinc and Lead, 359
Frolich’s Law. See Magnetic Analysis
Frost, Action on Ciment Fondu, 393, 566.
See LETTER. 464 Froude, Dr. R. E., the late, 406
Fronde National Tank, Model Experiments, Unbalanced Rudders, Twin Screw Ships,
243 ; Report on Work, 823 Fruhling Type Dredger, “ Kaione,’’ 546*
Fruit, Gas Storage of, Investigations, 68
Fuel Economy in Flight, 738
Iron and Steel Industry, 741
Liquid. See Oil Fuel
Low-Temperatruch Carbonisation of Coal. See Coal, Low-Temperature Carbonisation.
Motor, Alcohol, Use in France, 676
Oil. See Oil Fuel
Pulverised Coal. See Pulverised Coal
Pump. See Pump
Research, Economic Balance in Coal Carbonisation, 407
Resources, British Empire, 706, 739, 760
Smokeless. See Coal, Low-Temperature Carbonisation
See also Coal; Oil; Gas; Pulverised Coal
Fullagar Marine Oil Engine, Trials, 409
Furnaces, Blast, Lead and Copper Smelting, Notes on Slags, 582
Modern British Practice, 741
Use of Oxygen, 497
Using Charcoal, Temperatures in, 588
Boiler, Advantages of Preheating Air, 210, 608. See 641 See also Stoker
Electric, Carbon-Ring Type, National Physical Laboratory, 628*
with Magnetic Indicator, Steel Hardening, 713*
Induction, Oerlikon, Tyre Heating, 230*
Wild-Barfleld System, Heat Treatment of Razor Blades, 713*
Gas and Electric, Automatic Temperature, Control, 55, 202*, 628*
and Electric, National Physical Laboratory, 628*
Fired, Monometer, Bearing Metal, 20t*
Fired, Monometer Temperature Regulator, 202*
Metallurgical, Pulverised Coal for Firing, 30, 381*, 415*
Open-Hearth Steel, Regenerators for, 29*
Hearth, Reversing Regenerators, Theoretical Considerations, 662
Hearth, Steel, Use of Pulverised Coal, 30. See 381*, 415*
Hearth, Waste, Heat Recovery, 632
Tank, Production of Colourless Glass, 107 See also Coke Ovens
Fusion Welding. See Welding

G

GAEDE Diffusion Pump, High Vacua, 365
Galbreath, W. W., on Modern Stamping Practice, 124*
Gamma Iron, Plastic Deformation, 631
Gantry, Crane, Ferro-Concrete, British Empire Exhibition, 266*
Gas, Adsorption by Cooled Charcoal, 429
Burners. (J. Keith and Blackman Co., Ltd.), 711
Carbon Dioxide. See Carbon Dioxide
Coal, Extraction of Benzene by Silica Gel, 622
Engine. See Engine, Oas
Engineers, Institution of, Annual General Meeting, 834
Fired Air Heater (J. Keith and Blackman Co., Ltd.), 711
Furnaces. See Furnaces
Flow Meters, Balance Manometer for, 143*
Flue, Analysis, Uehling Carbon Monoxide Recorder, 77*
and Gas Works. See also PARAGRAPH INDEX
Heated Boiler for Restaurants, 711
at High Vacua, Gauges for Pressure Measurements, 387*, 429*
Ignition, Collieries, by Signalling Apparatus and Electric Lamps, 179
Industry, Development and Prospects, 834
Exhibits, British Empire Exhibition, 647, 711. See Erratum, 680
Inflammable, in Mines, Safety Lamps
Giving Warning, 179, 716*
Ionisation of. See Ionisation
Liberation from Glass, 429*
Lighted Buoys, Coast Lighting, 711
and Liquids, Mechanical Properties (Review), 276
Mains, Oil Spraying in, Aerograph for, 711
Pressure Indicators, 710
Tapping under Pressure, 783*
Manufacture, Economic Balance in Coal Carbonisation, 407
Regenerative System, Aylesbury, 834
Treatise on (Review), 21
Permeability, Building Materials, 68
Plant, Continuous Vertical Retorts, Swindon Works, 164*, 228*, 328*, 421*
Producer. See Producer
Properties in High ,and Low Vacua, 330, 365*, 387*, 429*
Rarefied, Heat Conductivity, 429
Specific Heat and Molecular Structure, 580
Gas Starter, Internal-Combustion Engines, Bristol, 553
Storage of Fruit, Investigations, 68
from Underground Water, Analysis, Oil Prospecting, 78
Welding. See Welding
See also Acetylene; Carbon Dioxide; Carbon Monoxide ; Hydrogen; Nitrogen ; Oxygen, Ac. Gasoline. See Petrol; Engine, Petrol; Aeronautics
Gate, Automatic, Colliery Cages, 728*
Valve, Handy Quick-Acting, 815*
Gauges, Block, Method of Manufacture, 773
Cylindrical, Optical Apparatus for Testing, 'Hilger’s, 10*
Hardening Ends, Electrical Process, 648
Optical, for Cylindrical Bodies, Hilger’s, 10*
Plug, Adjustable, for Screws, 775*
Pressure, for High Vacua, 387*, 429*
Testing, Natioual Physical Laboratory Methods, 773*
Gear, Compensating, Gravity-Bucket Conveyor Drive, 329*
Cutting Machines. See Machine Tools
Pinions, Optical Investigation of Stresses, 254*
Speed Reduction, Bostock and Bramley,
Shock-Absorbing Concentric Type, 378*. See 257*
Steering. See Steering
Testing Machines, National Physical Laboratory, 692
Variable Speed, Williams-Janney, 803*
Geared Turbines. See Marine Propulsion
Gearing, Reduction, Rolls-Royce Aero Engines, 61*
Vickers, Bostock and Bramley, Enveloping Teeth, Tests, 257*. See 378*
Worm, Application to Turbine Reduction Gears, 131*
Daimler-Lanchester, Efficiency Tests, 132
Production and Efficiency of, 131*
Gearlock-Reynard Railway Coupling, 460
Gel, Silica, Use as Benzene Adsorbent, 622
General Electric Co., Ltd., Sub-Station Equipment, Gorseinon Electric Supply, 260*,
295,* ; 1,500 KW., Generator, British Empire Exhibition Power Station, 425* ; Heavy Oil Engine, Macclesfield Power Station, 731*
Generating Machine, Gear. See Gear under Machine Tools
Station. See Power Station
Generator, Electric, and 130 H.P. Beardmore-Tosi Diesel Engine, 530*
Breakdowns of, Statistics, 520
and 150 H.P. Gas Engine (National Gas Engine Co., Ltd.), 532*
and Internal-Combustion Engines, House Lighting (New Pelapone Engine Co., Ltd.), 534* ; (National Gas Engine Co., Ltd.), 534*
and 60 H.P. Oil Engine, Marine Auxiliary (W. H. Allen, Sons and Co., Ltd.), 530*
1| KW. Turbine-Driven, for Outdoor Lighting, 44*
120-Watt, and Petrol Engine, Telephone Exchange, 811*
Wireless Telegraphy, Petrol Engine for Driving, 76*
Wind-Driven, for House Lighting, 711 See also Turbo-Generators
Gennevilliers Power Station, Boiler Plant for Pulverised Fuel, 186
Geology and Oil Measures, South-West Persia, 647
of Petroleum, 741
German Contractors and Irish Water-Power Development, 339, 572
Submarine Campaign and Merchant Shipping (Review), 442
Trade with South Africa, 52
Germany, Merchant Shipbuilding in 1923, 106
Oppau Chemical Works Explosion, 501
Gezira Irrigation Scheme, Pumping Plant, 624, 654*, 685* ; Excavator, 636*
Gibbs, A. R., on Menai Bridge, 23
Gibson, Prof. A. H., on Dynamical Similarity, 325*, 357*, 391*, 422*
Girders, Bridge, Effect of Deck System on Stresses, 380
Transverse Oscillations, Live Load and Impact Allowances, 378
See also Beams; Bridges ; Floors
Glasgow, Dalmarnock Power Station, 511
Road Construction and Maintenance, S3. See 144
Subway, Proposed Electrification, 407
Glass, E. L., on Floods, Damodar River, 86
Glass, Colourless, Production in Tank Furnace, 107
Deposition of Copper on, 670
Liberation of Gases and Vapour from, 429
Manufacture, Use of Heat and Corrosion-Resisting Alloys, 588
Use of Pyrometers, 269 — Use of Selenium, 107
Pots, Alumino-Silica Minerals in, 808
Specifications for, 107 Technology, Society of: Specifications for Glass, by Prof. W. E. S. Turner, 107 ; Production of Colourless Glass in Tank Furnaces, with Special Reference, to the Use of Selenium, by A. Cousen and Prof. W. E. S. Turner, 107 ; Use of Pyrometers in Glass Works, by E. A. Coad-Pryer, 269 ; Continuous High-Temperature Measurements in Glass Works, by W. M. Clark, 269 ; Recent Advances in Design of Temperature-Measuring Instruments, by R. W. Whipple, 269 ; Practical Application of Pyrometers to Glass Works, by C. E. Foster, 269 ; Reflections on Pyrometer Design, by W. Bowen, 269 ; Duplication of the Portland Vase, by J. Northwood, 496 ; Annual General Meeting, 588 ; Physical Poperties of Some Alloys Resistant to Heat and Corrosion, by J. H. G. Monypenny, 588; Some Properties and Possible Industrial Uses of Alloys Containing Nickel, by W. R. Barclay, 588 ; Decay of Window Glass from the Point of View of Liehenous Growths, by Dr. E. Mellor, 808 ; Decay of Mediaeval Stained
Glass, by N. Heaton, 808 ; Weathering and Decay of Glass, by Prof. W. E. S. Turner, 808 ; Alumino-Silfca Minerals in Fired Glass Pots, by W. J. ltees, 808 ; Effect of Various Constituents on the Viscosity of Glass, by S. English, 808 ; Thermal Endurance of Glass, by V. H. Stott and E. Irvine, 808
Thermal Endurance of, 808
Trade, Hours of Work, Report on, 150
Viscosity of, Effect of Constituents, 808
Weathering and Decay of, 808
Glasswork, Decorative, Duplication of Portland Vase, 496
Glenfield and Kennedy, Ltd., Roller Sluice Valves, Hartebeestpoort Dam, 325* ; Cleaning Apparatus for Water Maius, 587*; Homeyard Hydraulic Valves, 745* ; Waterworks Appliances, British Empire Exhibition, 783*
Gleno Dam, Failure of, 275
Globe Pneumatic Engineering Company, Ltd., Air Compressors, 398*
Gold-Bearing Quartz, Treatment, 760
Goods Train Formations, Great Western Railway, 729
Goodwin, Admiral Sir G., on Economics of Engineering, 247. See 311
Gorseinon, 33,000-Volt Bulk Electric Supply, 260*, 295*
Government Airship Policy. See Airships under Aeronautics
Laboratories, Metallurgical Research, 762
Railways. See State Railways
Subsidies, Civil Aviation. See Aeronautics
Governor Gear, 30,000 H.P. Pelton Wheels, 543* 30,000 KW. Turbo - Generator for Rotherham, 67*, 134*
Graham Manufacturing Co., Grinding Machine for Pulley Faces, 12*
Grates. See Furnace; Stoker
Gratings, Diffraction, Work of Mount Wilson Observatory, 674
Graving Dock. See Dock
Gravitation at Sea, Determination, 648
Gravity-Bucket Conveyors. See Conveyors
Great Western Railway, Coal-Gas Plant, Swindon Works, 164*, 228*, 328*, 421* ; Freight Train Formations, 729
Lake Hydro-Electric Scheme, Tasmania, 355*, 451*, 568*, 595*, 694*, 792*
Greenock Philosophical Society, Watt Anniversary Lecture by Sir E. T. d’Eyncourt on Naval Architecture, 115. See 709
Green’s Economisers, British Empire Exhibition Power Station, 333*, 363*
Gresham and Craven, Ltd., Super-Dreadnought Vacuum Brake Ejector, 541* ; Injector for Steam Wagons, 588*
Griffin Mill, Pulverisation of Coal, 383* Griffiths, H. R., on Freight Train Formations, 729
Grinding Cement, New Laws, 566
Machine for Terrazzo Floors, 574*
See also Machine Tools
Metals, Home Office Regulations, 247
Mills, Pulverised Coal, 382*, 415
Groningen Pumping Plant, 448*
Grouting, Cement, Well-Boring, 155*
Grunspan, A. S., on Density of Concrete, 556
Guard, Safety, for Power Presses, 645
Guardian Low-Water Alarm, Boilers, 711
Gu^ritte, T. J., on Aluminous Cement, 566
Guest and Chrimes, Ltd., Mine Rescue Apparatus, 619 ; Fan-Type Water Meter, 814*
Guns, British Empire Exhibition: Early Types, 676* ; Beardmore, 788 ; Vickers’, 801
16-in. Naval, (Vickers, Ltd.), 801
Power of Warships. See Warships
Production during the War, 132, 147. See 270, 271, 313
Wear of, 133
See also Explosives; Projectiles ; Warships and PARAGRAPH INDEX
GWynnes Engineering Co., Ltd., Pumping Plant, Palmers’ Dock, Swansea, 638*. See 602*
Gyratory Rock Crusher, (Vickers, Ltd.), 606
Gyroscopes, Construction and Applications (Review), 276

H

H.M. SS. See under Warships
Haar, S., on Modern Subway Cars, 127
Hack-Sawing Machine. See Machine Tools
Hackney Power Station, Circulating Water,
Treatment with Chlorine, 142*. See 266
Hadfleld, Sir R., on Fuel Economy, Iron and Steel Industry, 741 ; on Alloy Steels, 741
Hadflelds, Ltd., Exhibit at British Empire Exhibition, 730
Hair Hygrometer, Humidity Measurements, Investigations, 68
Hall, R., and Sons (Bury), Ltd., Textile Machinery, British Empire Exhibition, 549*
Hammers. See Machine Tools
Handy Quick-Acting Gate Valve, 815*
Hann, E. L., on Rhymney Valley Compressed- Air Plant, 759
Hanson, Dr. D., on Copper-Cadmium Alloys, 361 ; on Hardening Silico-Manganese Steels, 663
Harbord, F. W., on British Iron and Steel Industry, 761
Harbour, Rotterdam, Coal-Handling Plant, 619
Works, Port of Calcutta, 37*
Sec also PARAGRAPH INDEX
Hardening Metals. See Heat Treatment under Metallurgy
Hardness Tests. See Tests (Materials)
of Water, Determination, 267
Harland <fc Wolff, Ltd., Atlantic Transport Liner “ Minnetonka,” 576
Hartebeestpoort Dam, South Africa, 323*
Harvard University, Measurements of Properties of Steam, 579
Hatchways, Ships’, Protection During Loading and Unloading, 831
Hatfield, Dr. W. H., on Special Steels, 741. See Erratum, 776
Haughton, Dr. J. L., on Metallurgical Research, 762
Haulage Improvements and Constructions, Ltd., Motor Transport Trailer, 186*
Hawthorn, Leslie and Co., Ltd., Crane Locomotive and Battery Locomotive, 667*
Head Gear, British Empire Exhibition Colliery, 679*, 726*
Hearn, Lieut.-Col., on Catchment Areas, 87
Heastie, B., on Water Purification, 267
Heat Conductivity, Rarefied Gases, 429
Refractory Materials, 300
Endurance of Glass, 808
Engines. See Engines; Turbines; Aeronautics
Insulating Materials, British Empire Exhibition, 710
Materials, Cold Stores, Investigations, 68
Insulation, Refrigerator Cars, Thickness, 217*, 252*
Latent, Liquids, Apparatus for Determining,698
Recovery, Open-Hearth Furnaces, 632
Resisting Alloys, Use in Glass Industry, 588
Specific. See Specific Heat
Stresses, Diesel Engines, 624. See 515
Theory of, Work of Lord Kelvin, 799
Transmission from Radiators, 831
Treatment of Metals. See Metallurgy
Waste. See Waste Heat
Heater, Air, Gas-Fired, (J. Keith and Blackman Co., Ltd.), 711
Howden-Ljungstrdm, Boiler Trials, 210, 608. See 641
Feed-Water. See Feed-Water Heater
Heating Buildings, Heat Transmission from Radiators, 831
Curves, Alloys. See Metallurgy
Machine, Electric, for Pipes, 200*
and Ventilating Engineers, Institution of, Annual General Meeting and Dinner, 213 . Summer Meeting, 831
Trades, Classes in Domestic Engineering, 214
Hele-Shaw Stream-line Filter, Developments, 267
Helical Gears. See Gears
Helium. Use in Airships, 404, 487
Hematite Prices. See Metal-Price Diagrams
Herbert, A., Ltd., Milling Machine, 491* ;
Oxy-Acetylene Cutting Machine, 411*.
Heymans, P., Optical Investigation of Stresses in Pinions, 254*
H. I. C. Trailer Car for Motor Transport, 186* Hick-Breguet Air Extractor, 458*
High-Speed Steel. See Steel
Temperature Tests. See Tests (Materials)
Highways. See Roads
Hilditch, T. P., on Doucil Water-Softening Prnpps^ 287 SPP 9A7
Hilger, A., Ltd., Optical Gauge, 10* ; Exhibits at Physical and Optical Societies’ Exhibition, 20 ; Muller X-Ray Spectrograph, 46* ; Low-Hilger Audiometer, 108* ; Wilson Projection Comparator, 606*
Hilger Interferometer, Determination of Aberrations by, 78, 400
Hindley, E. S., and Sons, Vertical Boiler with Superheater, 121.* See 187
Hingley, N., and Sons, Ltd., Exhibit at British Empire Exhibition, 668
History of Great War, Seaborne Trade (Review), 442
of Science in Oxford (Review"), 22
Hobart, Tasmania, Electric Pow’er Supply. See Great Lake Hydro-Electric Scheme
Hobbing Machines, Gear. See Gear under Machine Tools
Hobson, A. J., the Late, 105
Hoist, Electric, Mine Winding (Vickers, Ltd.), 633* ctlSO Q S
Holland, Merchant Shipbuilding in 1923, 106
Pumping Plant for Land Drainage, 446*
See also Dutch
Holmboe Electrolytic Hydrogen Generator, 641
Holt-Christensen Process, Lead Extraction, 252. See 319
Holweck Molecular Vacuum Pump, 55*
Homan, H., the Late, 702
Home Office Factories Bill, Provisions of, 835
Regulations, Grinding Metals and Cleaning Castings. 247
Homeyard Hydraulic Valves, 745*
Honda, K., on Forging Temperatures of Steel, 662 ; on Hardness of Metals, 662
Hong Kong Building, British Empire Exhibition, 528*
Honours, Birthday, for Engineers, 744
Hood, O. P., on Spontaneous Combustion of Coal, 160
Hook, Safety, for Pit Cages, 726*
Hopkins, G., and Sons (Clerkenwell), Ltd., Cask Washing Machine, 367*
Hopper Barge, Dredging Plant, Floating Dock Berth, Southampton, 790*. See 206
Early, for River Clyde, 548*
Hordern, Mason and Edwards, Ltd., Guard for Power Presses, 645
Horse-Drawm Vehicles,Comparisons with Motor Vehicles, 405
Horsehair Cloth, Loom for Weaving, 549
Hosking, A. F., on Treatment of Gold Bearing Quartz., 760
Hot-Wire Anemometer, Callendar, 136*, 249*. See LETTER 314*
Microphone, Investigations of Acoustical Problems, 810
Hotchkiss Hydraulic Propulsion System, 13*
Hours of Labour. See Labour
How’den, J., and Co., Ltd., Steam Turbine, British Empire Exhibition Pow’er Station, 425
Howden-Ljungstrom Air Heaters, Boiler Trials, 210, 608. See 641
Hughes and Lancaster, Ltd., Wool Washing Machine, 841*
Humidity, Air, Effect on Workers, 427 — Measurements,
Hair Hygrometer, Investigations, 68
Hurd, A., on Sea Transport, 486
Hurren, F. H., on Casting Temperatures of Aluminium Alloys, 73
Hurst, Dr. H. E., on Discharge through Sluices, Assuan Dam, 281
Hutton, Dr. R. S., on British Non-Ferrous Metals Research Association, 762
Hydraulic Drive, Centrifugal Drying Machines, 818*
Fire Ladder for Rangoon, 575*
Jacks, Righting Settled Building, 176*
Machine Tools. See Machine Tools
Plant. Standard Tests for, Report, 439*
Power Plant. See Power Plant
Press. See Press under Machine Tools
Pressure, Expansion of Tunnels in Rock, 217
Propulsion, Hotchkiss System, 13*
Pumps. See Pump
Relay, Area, Liquid Temperature Control, 714*
Turbines. See Turbines; Pelton Wheels; Poiver Plant
Valves, High Pressures, Homeyard, 745*
Variable-Speed Gear, Williams-Janney, 803
Hydraulics, Discharge through Sluices, Assuan Dam, Measurements and Model Experiments, 281
Flood Discharge, Catchment Areas, and Waterways of Bridges, 87; Effect of Shape, 87
Model Experiments, Principle of Dynamica] Similarity, 325*, 357*, 391*, 422*
Pitot Tube, Cylindrical, for Water Flow Measurement, 440*
Rainfall and Run Off Catchment Areas, 40*, 87, 193*
Venturi Water Meters, Values of Co efficient, 440*
Water Flow Measurements, Standard Tests, 439*
Flow in Pipes and Channels, Measurement by Salt, 439, 441
Flow" in Pipes, Measurement by Plate Orifice, 440*
Flow over Weirs, Formulae, 439, 441
See also Hydrodynamics ; Irrigation; Water
Hydrodynamics, Bjerknes Experiments, Aeroplane Lift and Drag, 647
Lanchester-Prandtl Theory, Aeroplane Lift and Drag, 1*, 35*, 100*, 169*,258*, 823. See LETTERS, 313, 744*
Mechanical Properties of Fluids (Review), 276
Model Experiments, Air and Water, Comparisons, 823
Experiments, Principle of Dynamical Similarity, 325*, 357*, 391*, 422*
Skin Friction, Flat Plates, Effect of Length, 517, 718*
Friction and Law of Comparison, 517
Vortex Motions, Viscous Liquids, Demonstration, 674
See also Ship Resistance Hydro-Electric Power Plant. See Power Plant
Extractors. See Centrifugals Hydrogen Plant, Electrolytic,
Holmboe, 641 Hydrographical Department, Admiralty, British
Empire Exhibition, 676 Hydrometallurgy of Lead, 251, 319
Hygrometer, Hair, Investigations, 68
Hypochlorite Bleach, Electrolytic Cell for Manufacture, 780*

I

ICE, Motor Transport Vehicles for Use on, 242, 318*, 347*. See 282
See also Refrigeration
Ignition, Lodge System, Cockerill Gas Engine, 394*
Illinois Coal, Screening of, 496
Illumination in Rooms, Measurement of, 648
See also Light; Lighting ; and Lamps under Electric
Impact Allowances, Girders, and Transverse Oscillations. 378
Tests. See Tests (Materials)
Imperial Air Transport Co., Government Subsidy Scheme, 21. See 342
Institute, Mineral Resources Committee, Monograph on Nickel Ores, 102
Water Meter, Measuring Fixed Quantities, 749*
Import Trade. See Trade
Impulse Turbines. See Turbines
Incandescent Lamps. See Lamps under Electric
India, Assam-Bengal Railway, Slips and Washouts, 141
Behira Power Station, 30,000 H.P., Twin Pelton Wheels, 542*
Boiler Regulations, 183
Bombay Land-Reclamation Work, Dredger ” Sir George Lloyd,” for, 548*
Water Supply, New Pipe Line, 315
Calcutta Water Works, Centrifugal Pump, 689
Port Extensions, 37*
Chemical Research in, 614
Damodar River, Storms and Floods, 86
Government, Dredger " Ronaldshay,” 548*
Institution of Engineers, 441
Iron and Steel Industry, 761
Pavilion, British Empire Exhibition, 527*
Railways, Rules for Bridge Design, 209
Rainfall and Run-off from Catchment Areas, '40*, 87,194*
Rubber. See Rubber
Shipment of Locomotives to, Erratum, 91
Water Supply, Catchment Areas, Effect of Discharge on Waterways of Bridges, 87
Water Supply, Catchment Areas, Effect of Shape on Flood Discharge, 87
Indicator Diagrams, Diesel Engines, Development of High Mean Pressures, 590*, 591* See 515
Diesel Engine, Fraser and Chalmers, 733*
Rolls-Royce Aero Engine, 62*
Induced Draught Installation, British Empire Exhibition Power Station, 333*, 363
Induction Furnaces. See Furnace, Electric
Motor. See Motor, Electric
See Electric
Industrial Accidents. See Accidents
Agreements and Disputes. See Labour; Industrial Notes
Alcohol. See Alcohol; Motor Fuels
Chemistry. See Chemistry
Conditions, Belgium, Report, 438
Economics. See Labour
Industrial Fatigue. See Labour
Furnaces. See Furnaces
Management. See IForFs Management
Notes, 11, 43, 75, 110, 139, 172, 216, 248,280, 301, 346, 377, 396, 430, 460, 493, 522, 572, 617, 636, 669, 699, 734, 776. 805, 836. See PARAGRAPH INDEX
Progress and Trade Union Restrictions, 737
Research. See Research
Unrest. See Labour
Water Purification, Plant and Processes, 266, 286, 287
Industries, Australian, Exhibit at British Empire Exhibition, 723*
British Federation of, Resources of British Empire (Review), 706
Iron and Steel, British, Canadian and Indian, 761
See also Trade and PARAGRAPH INDEX
Industry, British, Motor Car, Requirements of Overseas Markets, 830
Scientific Apparatus, Need for Protection, 705
Coal Mining, Economics, 740
and Democracy, 499
and Education 56
Electrical, Position and Prospects, 409
Engineering, British and Foreign, Wages Comparisons, 374
British, Importance of Prestige, 829
British, Use of Foreign Designs, 829
Factors Affecting Production Costs, 273,
308, 340, 374. See LETTERS, 313, 397
Vocational Training for Workers, 341
Iron and Steel, Fuel Economy, 741
Metalliferous Mining, Economics, 740
Non-Ferrous Metals, Economics, 742
Oil, Economics, 740
Palace of, British Empire Exhibition, Constructional Details, 291*. See 228*, 263*
Shipping, Position and Prospects, 274
Value of Research, 737 Ingham, W., the Late, 577
Inglis, Prof. C. E., on Oscillations of Girders, 378
Injector for Steam Wagons (Gresham and Craven, Ltd.), 588*
Inland Navigation. See Navigation ; Canals; Rivers, Ac.
Inspection Cars, Railway, Petrol Driven, 667*
Institute of Transport. See Tranpsort See Institutions
Institution, Royal. See Royal Institution
Technical and Scientific. See Aeronautical
Engineers, Institution of; Aeronautical Society, Royal; Arts, Royal Society of; Automobile Engineers, Institution of; Chemical Industry, Society of; Chemistry Institute of; Civil Engineers, French Society of ; Civil Engineers, Institution of ; Civil Engineers of Ireland, Institution of; Cleveland Institution of Engineers ; Diesel- Engine Users* Association; Electrical Engineers, American Institute of; Electrical Engineers, Institution of; Engineers and Shipbuilders in Scotland, Institution of; Faraday Society; Foundrymen, British Institute of; Gas Engineers, Institution of; Glass Technology, Society of; Greenock Philosophical Society; Heating and Ventilating Engineers, Institution of; Iron and Steel Institute; Iron and Steel Institute, American; Junior Institution of Engineers; Liverpool Engineering Society ; Manchester Association of Engineers ; Marine Engineers, Institute of; Mechanical Engineers, American Society of; Mechanical Engineers, Institution of ; Metals, Institute of; Meteorological Society, Royal; Mining Engineers, Institution of ; Mining Engineers, Midland Institute of; Mining and Metallurgical Engineers, American Institute of; Mining and Metallurgy, Institution of; Municipal and County Engineers, Institution of; Naval Architects, Institution of; North-East Coast Institution of Engineers and Shipbuilders; Optical Society; Petroleum Technologists, Institution of ; Physical Society ; Physics. Institute of; Royal Institution; Royal Society; Rubber Industry, Institution of; Sanitary Engineers, Institution of; Structural Engineers, Institution of ; Supervising Electricians, National Association of; Technical Engineers, Society of ; Transport, Institute of; Welding Engineers, Institution of.
Instruments, Meteorological, Recording, Time Marking System, 826
Scientific, Early, in Oxford (Review), 22
See also Aeronautics ; Electric
Insulation. See Heat; Electric
Insurance, Workmen’s. See Labour
Integral Blading System, Parsons Turbo-Generator, 722*
Interborough Rapid Transit Co., Steel Carriages . for, 127
Interference Fringes, Microscope for Observing, 288
Interferometer, Hilger, Determination of Aberrations by, 78, 400
Internal-Combustion Engines. See Aeronautics; Engines ; Motor Cars; Motor Boats ; Tractors
International Cement Congress, 557, 566
Foundry Trades Exhibition, Birmingham, 804, 824 Trade. See Trade
Inventions by Employees, 309
Rewards for, League of Nations Proposals, 114
See also Patents
Invicta Bottle-Filling Machine, 105*
Invincible Wheat Molliiler, 725*
Iokibe, K., on Copper-Zinc Alloys, 359
Ionisation Effect, Neon Lamps, 481
Ireland, Institution of Civil Engineers of. See Civil Engineers
Irish Water Power Development and German Contractors, 339, 572
Iron Alloys. Sec Metallurgy and Steel
Alpha, Effect of Cold Work on Density of Crvstals, 631
and Gamma, Plastic Deformation, 631
Iron Case Hardening. See Heat Treatment under Metallurgy
Corrosion. See Corrosion
Electro-Deposited, Hardness, 663
Foundry. See Foundry
Furnaces. See Furnaces
Heat Treatment. See Metallurgy
Manufacture. Sec Furnaces, Blast; Metallurgy
Ore. See Ore
Pig, Prices. Seo Metal-Price Diagrams
Rolling Mills. See Rolling Mills
Rust Removal, Electrolytic Process, 25*. Seo 464
Silicon Alloys, Determination of Silicon, 173*
Sponge, Production of, 497
and Steel Analysis, Chemical Standards, 432, 631
Industries, British, Canadian and Indian, 761
Industry, Australian, 724
Industry, Fuel Economy, 741

Iron and Steel Institute : Spring Meeting, London:

Preliminary Announcement, 145
Programme, 474
Report of Council, 616
Presentation of Bessemer Medal to Prof.
A. Sauveur, 616
Reports of Discussions, 631, 662
Presidential Address by Sir W. Ellis, 616. See 611
Continuous Rolling Nulls : their Growth and Development, by J. P. Bedson, 620*. See 631
Plastic Deformation of Alpha and Gamma Iron, by Prof. F. C. Thompson and W. E. W. Millington, 631
Effect of Cold Work on Density of Crystals, Alpha Iron, by H. O’Neill, 631
Production of Large Crystals by Annealing Strained Iron, by Prof. C. A. Edwards and L. B. Pfeil, 651*, 687*. See 632.
Recovery of Waste Heat in Open Hearth Practice, by W. Dryssen, 632
Theoretical Considerations respecting Certain Features in the Working Efficiency of Reversing Regenerators, by J. Seigle, 662
Forging Temperatures of Steel, by K. Honda, 662
Indentation Hardness of Metals, by K. Honda and T. Takahasi, 662
Experiments on the Brinell-Tensile Relationship, by A. L. Norbury and T. Samuel, 662
Transverse Test Bars and Engineering Formulae, by G. S. Bell and C. H. Adamson, 663
Hardening of Silico-Manganese Steels, by E. W. Colbeck and Dr. D. Hanson, 663
Hardness of Electro-Deposited Iron, Nickel, Cobalt and Copper, by D. J. Macnaughten, 663
Testing of Metal Strip, by Dr. L. Aitchison and L- W. Johnson, 664
Iron and Steel Institute, American, F. B.
Quigley on Open-Hearth Furnace Regenerators, 29*
Products, British Empire Exhibition,
604*, 668, 730, 788
Resources of British Empire (Review), 706
Works. See Works
See also PARAGRAPH INDEX
Strained, Production of Large Crystals, 632, 651*, 687*
Tests. See Tests (Materials)
Thermo-Magnetic Properties, 812
Welding. See Welding
Wrought, Strength at High Temperatures, 69*. See LETTER, 154
See also Cast Iron; Steel; Pig Iron; Metallurgy
Ironwork, Structural. See Bridges ; Floors ;
Columns ; Roofs ; Steelwork ; Structures
Irrigation, Rainfall and Run off Catchment Areas. See Rainfall
South Africa, Hartebeestpoort Dam, 323*
Sudan, Gezira Scheme, Pumping Plant, 624, 654*, 685* ; Drag-Line Excavator, 636*
See also PARAGRAPH INDEX
Isihara, T., on Copper-Tin Alloys, 361
Isotopes and Atoms, May Lecture, Institute of Metals, 770*
Italian Cargo Steamers " Principessa Giov- anna ” and “ Principessa Maria,” 821*
Commercial, Industrial and Economic Situation, 501
Ferro-Concrete Dam, Failure of, 275
Italy, British Trade with, 501
Merchant Shipbuilding, in 1923, 106
Izod Impact Tests. See Tests (Materials)

J

JACKMAN, J. W., and Co., Ltd., Moulding Machines, 825
Jacks, Hydraulic, Righting Settled Building, 176*
Jackson, R., on Powdered Coal, 381*, 415
James Dredging Co., Ltd., Dredging Plant, Southampton Floating Dock Berth, 790*. See 206
Janney Variable-Speed Gear, 803*
Japan, Merchant Shipbuilding in, 1923, 106
Japanese Earthquake and Building Construction, 37
Railways, Electric Locomotives, 97*
Jegher, A., the Late, 517
Jenkins, C. H. M., on Copper-Cadmium Alloys, 361
Jet, Steam. Seo Nozzles
Jette, E. R., on X-Ray Studies, Copper- Aluminium Alloys, 360
Jockel, L. M., on Air Heaters for Boiler Furnaces, 608. See 641
Johnson, L. W., on Testing Metal Strip, 664
Johnson, R., and Nephew, Ltd., Exhibit at British Empire Exhibition, 789
Joists, Steel, Clip for Shafting Brackets, 395
Journals. See Bearings Jude, Dr. R. H., the Late, 767
Junior Institution of Engineers, Presidential Address by Sir J. F. Flannery, on Progress in Marine Propulsion, 84 ; Anniversary Dinner, 614; L. M.
Jockel on Water- Tube Boilers, 608. See 641
“ Jupiter ” Aero Engine, 551*
Jurgens’ Margarine Factory, Righting Settlement of Building, 174*

K

“ KAIONE,” Dredger, Fruhling Type, 546
Kamlok Safety Device, Centrifugals, 818
Kaye, Dr., Mercury-Vapour Pump, 366*, 648
K^grcsse Motor Car for Desert Transport, 347
Keith and Blackman Co., Ltd., Exhibit at British Empire Exhibition, 711
Kelvin, Lord, Centenary, 799. See 827
Kendall and Gent (1920), Ltd., Milling Machines, 199*, 835
Kendall, R. H., on Gold Bearing Quartz, 760
Kennicott Water-Softening Plant, 363, 626
Kent Coalfield, Betteshanger Colliery, 677
Kent, Col. H. V., on Concrete-Block Building Construction, 557
Kent, G., Ltd., Venturi Meter for Pulsating Flow, 7*. See 785; Temperature Controller and Balance Manometer, 143*; Water Meter, 786*
Kent, J. L., on Effect of Wind and Waves on Ship Propulsion, 516
Kenya Colony, Rainfall Distribution, 702
Kep-Operating Gear, Marson’s, 727*
Kerbside Petrol Pump, Shell, 301*
Kestner Evaporators, Distillation of Feed Water, 267
Kewley, J., on Crude Oil of Sarawak, 56 ; on Crude Oils of the Empire, 760
Kilns, Cement, Pulverised Coal Firing, 381*.
See 415* ; Measurement of Air Supply, 557
Kimball, A. L., Optical Investigation of Stresses in Pinions, 254*
Kincaid, C. S., the Late, 119
Kinematograph, Continuously-Moving Film, 576
Kinetic Elutriation Process, 442 King, J. F., on Subdivision of Ships, 157*
King, R. O., on Measurement of Air Flow, 136*, 249*. See LETTER, 314*
King George’s Dock, Calcutta, 37*
Kirkstall Forge, Ltd., Exhibit at British
Empire Exhibition, 789
Kitchen Car, South African Railways, 595
Knudsen Gauge for High Vacua, 387*
Kolar Gold Field, Treatment of Quartz, 760
Koursk Iron Ore Deposit, 152
“ K’uai Li ” Suction Dredger Taku Bar, 547*

L

“ L 24,” H.M. Submarine, Loss of, 82
Laboratories, Engineering, University College, London, 738. See 116
Government, Metallurgical Research, 762
Laboratory, Air Ministry, Callendar Hot-Wire Anemometer, 136*, 249*. See LETTER 314*
Chemical Engineering, Ramsay Memorial, Inauguration, 116. See 738
Engineering, Admiralty, Diesel Engine Investigations, 515, 559, 589*, 624*
Industrial Research, Vickers, Ltd., British Empire Exhibition, 614. See 606*
National Physical. See National Physical

Labour:

Agreements, Labour, Observance of. Locomotive Engineers’ and Firemen’s Strike, 149
Air Temperature and Humidity, Effect on Workers, 427
Boilermakers’ and Sheet Ironworkers’ Societies, Amalgamation, Lawsuit, 183
Coal Mining Industry, Economics of, 740
Colliery Accidents, Relative Importance, 497
Compositors, London Society of, and Typographical Association, Agreement, 407
Democracy and Industry, 499
Dockers* Strike and Settlement, 245
Dust, Protection of Workers, Grinding Metals and Cleaning Castings, 247
Education and Industry, 56
Factory Act Regulations, Claims for Breach, 831
Legislation, Provisions of New" Bill, 835
and Workmens Compensation Act, 21
Glass Trade, Hours of Work, Report, 150
Grinding Metals, Home Office Regulations, 247
Industrial Accidents. See Accidents
Fatigue, Hours of Work in Glass Trade, 150
Research Committee, Machine Tools, 342
Research, Co-operation in, 181, 769
Rest Pauses in Repetition Work, 310 Notes, 11,43, 75, 110, 139, 172,
216, 248, 280, 301, 346, 377, 396,
430, 460, 493, 522, 572, 617, 636,
669, 699, 734, 776, 805, 836. See PARAGRAPH INDEX
Industry and Democracy, 499
Insurance, Unemployment. See Unemployment (below)
Inventions by Employees, 309
Locomotive Engineers and Firemen’s
Strike, Observance of Agreements, 149
London Society of Compositors and Typographical Association, Agreement, 407
Piecework, Treatise on (Review), 813
Printing Trades Unions, Agreement, 407
Railway Strike and Maintenance of Agreements, 149
Remuneration of Labour, Payment by Results (Review), 813
Rest Pauses in Repetition Work, 310
Science and Labour Conference, British Empire Exhibition, 737 f
Sheet Ironworkers’ and Boilermakers Societies, Amalgamation, Lawsuit, 183
Shift Systems, Glass Trade, Comparisons, 150
Strike Action and Public Services, 499 t
Locomotive Engineers’ and Firemen s,
Observance of Agreements, 149
Tramway, and London Passenger Traffic, 406
Trade Prospects in 1924, 17
Unions, Agreements between, 407
Amalgamation of, Lawsuit, 183
Maintenance of Agreements, Locomotive Engineers’ and Firemen s Strike, 149 x , ,
Restrictions and Industrial Progress, 737
and Unofficial Strikes, 499
Tramway Strike and London PassengerTraffic, 406 , T ,
Typographical Association and London
Society of Compositors, Agreement, 407 .
Unemployment and Engineering Production Costs, 308
in 1923, 17
Insurance (No. 2) Bill, 580
Report, 182
and Naval Construction, 116
and Railway Electrification, 437
Vocational Training, Manual Workers, Report, 341
Wages, Engineering Industry, British and Foreign, Comparisons, 374
Fluctuations and Accident Compensation, 343 . v
Payment by Results (Review), 813
Workmen’s Compensation Act and Factory Legislation, 21
Acts, Memorandum (Review), 430
Case, Accident Travelling to Work, 246
Case, Breach of Factory Act Regulations, 831 ,
Case, Wages Fluctuations, 343
Provisions of New Act, 288
Ladder, Fire, Telescopic, Hydraulically- Operated, for Rangoon, 575*
Lagging Materials. See Heat Insulation
Lamps, Electric. See Electric
Safety, Miners’, Giving Gas Warning, 179, 716*
Ships’, Board of Trade Regulations, 312
Lancashire Electric Power Co., New Power Station, Padiham, 709
Lanchester, Dr. F. W., on Worm Gearing, 131
Lanchester-Prandtl Theory, Aeroplane Lift and Drag, 1*, 35*, 100*, 169*, 258*, 823. See LETTERS, 313, 744*
Land Drainage, Application to Railways, 141
Pumping Plant, Holland, 446*
Reclamation Work, Bombay, Dredger “ Sir George Lloyd ” for, 548*
Lander, Dr., on the Fuel Research Board, 407
Lane, A. G., on Regenerative Coal Gasification, 834
Langmuir Pump for High Vacua, 366*
Larke, Sir W. J., on Iron and Steel Industry, 761
Latch <fc Batchelor, Ltd., Wire Ropes, British Empire Exhibition, 789
Latent Heat, Liquids, Apparatus for Determining, 698
Latham, E., on Vibration and Structural Damage, 163*. See Erratum, 213
Lathes. See Machine Tools Laths, Multiple Saw Bench for, 475
Launceston, Tasmania, Electric Power Supply. See Great Lake Hydro-Electric Scheme
Launch, Motor. See Motor Boat
Law, E. F., on Iron and Steel Industry, 761
Law. See Legal; Labour ; Patents
Leaching Processes, Lead Extraction, 251, 319
Lead Alloys. See Alloys under Metallurgy
Hydrometallurgy of, 251, 319
Prices. See Metal-Price Diagrams
Mine, Sullivan, Discovery and Development 760
Smelting, Notes on Slags, 582
Treatise on (Review), 152
and Zinc, Corrosion in Inorganic Salts, 359
Leader Cable Gear for Navigation, 299
League of Nations and Rewards for Scientific Discoveries, 114

Legal:

Electricity Commissioners and Ealing Corporation, 502
Factory Legislation. See Labour
Labour Legislation. See Labour Patent Law. See Patents Seaworthiness of Ships and Damage to Cargo, 405
Vibrations, Machinery, and Structural Damage, 163*. See Erratum, 213
Workmen’s Compensation. See Labour Water Supply, Rural Districts, Legal Aspects, 343
See also PARAGRAPH INDEX
Legislation. See Legal; Labour ; Patents
Legros, L. A., on Traction Across Rough Country, 282*, 317*, 347*. See Erratum, 368
Lemmer Pumping Plant, Land Drainage, Holland, 446*
Lens, Anastigmat, Taylor-Hobson Large Aperture, 670
Photographic, Dallmoyer High-Speed, 20. See Erratum, 48
Testing, Bench for, 400
Determination of Aberrations by Hilger Interferometer, 78, 400
Foucault Knife-Edge Test, 400
Wide Angle, for Sky Photography, 496
Lenses, Spectacle, Dixey Edging Machine, 583
Single, Aperture, Thickness and Form, 78
Telescope, Wave Lengths for Achromatism, 270
Leslie, Dr. W. F., on Somerset Oil Shale Fields, 714. See Erratum, 836

Letters to the Editor, 14, 47, 87, 110, 154, 206, 238, 270, 313, 368, 397, 434, 464, 558, 584, 617*, 649, 669, 712, 744*, 766, 796, 825. See LETTERS INDEX

Lewbeck Projection Micrometer, 716*. See 20
Lewis, E. M., On Inland Waterways, 56
Life-Saving Appliances, Passenger Steamers, Attitude of Board of Trade, 241
Appliances and Ship Design, 844. See 832
Lift Equipment, Office Buildings, 148
Lifting Gear for Railway Cars, 197*
Light Alloys. See Alloys under Metallurgy
Interference Fringes, Microscope for Observing, 288
Navigation, Ships’, Regulations, 312
Polarised, Stress Determination by. See Optical
Vndulatory and Corpuscular Theories, 204
Lightfoot Refrigerating Co., Ltd., Exhibit at British Empire Exhibition, 725*
Lighthouse, Eddystone, Smeaton’s Model, 504
Lighting, Colliery, Advantages of Alternating Current, 180
Safety Lamps Giving Gas Warning, 179, 716*
Electric, Ventimotor Wind-Driven Plant, 711
Gas. See Gas
See also Lamps under Electric
Lightning. See Electric
Lillie, G. E., on Discharge from Catchment Areas, 87
Lime-Soda Process, Water Softening, 286. See 267
Limit Gauges. See Gauges; Gauging
Linderaann, Prof. F. A., Electrometer, 20
Liners. See Steamers
Linseed, Boiler Scale Prevention by, 623
Linstead, F., on Air Supply to Rotary Kilns, 557
Liquid Air. See Air
Centrifugal Separators for, 312
Diffusion in, Optical Study, 698
Fuel. See Oil Enel.
Latent Heat, Apparatus for Determining, 698
Measuring, Water Meter Attachment, 749*
Mechanical Properties (Review), 276
Oxygen. See Oxygen
Surface Tension of, Effect of Magnetic Field, 385
Temperature Control, Area Regulator, 714*. See 143
Viscosity of. See Viscosity
Viscous, Vortex Motions, Demonstration, 674
Literature, 21, 57, 85, 117, 152, 183, 215, 276, 408, 442, 454, 504, 557, 615, 680, 711, 755, 783, 813. See LITERATURE INDEX
Litigation. See Legal; Labour ; Patents
Littleton Reservoir, Centrifugal Pump, 689
Liverpool Engineering Society, Dinner, 214
Ljungstrom Air Heaters, Boiler Trials, 210, 608. See 641
Turbo-Generators, Loughborough Power Station, 765
Lloyd Sabaudo Company, Cargo Steamers, “ Principessa Giovanna ” and “ Principessa Maria,” 821*
Lloyds’ Statistics, Vessels under Construction, 57, 470
Vessels lost, 206
World’s Shipbuilding in 1923, 106
Lobnitz and Co., Ltd., Dredging Plant, British
Empire Exhibition, 547*; Drag-Line Excavator, Gezira Irrigation Scheme, 636*. See 624, 654*, 685*
Local Authorities. See Municipal
Lock Entrance, King George’s Dock, Calcutta, 37*
Lockouts. See Labour; Industrial Notes
Locomotive Boilers, Corrosion by Tunnel Water, 267
Connecting-Rod Failure, Report, 57
Cranes. See Cranes
Early, Stockton and Darlington Railway, 535*
Electric Battery, for Shunting (Hawthorn, Leslie and Co., Ltd.), 667*
4-6-6-4 Type, Japanese Railways, 97*
South African Railways, 597*
Engineers and Firemen’s Strike, Observance of Agreements, 149
Operation, Long-Distance Runs, Southern Pacific Railroad, 502. See 253
Petrol, Narrow Gauge (Drewry Car Co., Ltd.), 665*
Pulverised Coal Firing, 418*
Road. See Motor ; Road ; Tractor
Shipment to India, Erratum, 91
Shunting and Steam Crane (Hawthorn, Leslie and Co., Ltd.), 667
Steam and Electric, Comparisons, 448*, 479
Working, Control of, 469
4-6-2 Type, Three-Cylinder, London and North Eastern Railway, 537*
4-6-0 Type, London Midland <fc Scottish Railway (W. Beardmore and Co., Ltd.), 665*
See also Railways in PARAGRAPH INDEX
Lodge Ignition Equipment, Cockerill Gas Engine, 394*
Logging Saw and “Willing Worker” Petrol Engine, 410*
London County Council, Robert Blair Fellowships, Science and Technology, 311, 744
Docks, Road Access to, 584
Electric Wire Company and Smiths, Ltd.,
Lewbeck Projection Micrometer, 20, 716*.
Midland and Scottish Railway, 4-6-0 Type Locomotive, 665*
and North Eastern Railway, Locomotive
Connecting-Rod Failure, Report, 57; 4-6-2 Type Locomotive, 537*
Passenger Traffic Problem, 406
Society of Compositors and Typographical Association, Agreement, 407
Underground Railways. See Underground
Vienna Service, Wireless Telegraphy, 84
Water Supply, Water Main with Victaulic Joints, 205* ; Centrifugal Pump, Littleton Reservoir, 689*
London County Council, Waterloo Bridge, Proposed Reconstruction, 470, 684, 766
Long, Viscount, on Mineral Resources of British Empire, 739
Longbottom, Prof. J. G., the Late, 796
Longitudinal Bulkheads. Seo Watertight Subdivisions
Loom, Automatic (R. Hall and Sons (Bury), Ltd.), 649*
Belt Weaving (R. Hall and Sons (Bury), Ltd.), 549*
Weaving Horsehair Cloth (R. Hall and Sons (Bury), Ltd.), 549*
Lopulco System Pulverised Fuel, Continental Power Stations, 186
Lorries. See Motor Wagons; Tractors.
Loud-Speaking Telephones. See Telephones ; Telephony.
Loughborough Power Station, Extension, 765
Louis, Prof. H., on Economics of Metalliferous Mining, 740
Low Engineering Co., Ltd., Audiometer, 108
Low-Temperature Carbonisation of Coal. See Coal
Lubricating Oil Consumption, Marine Diesel Engines, 624 See also Oil
Lubrication, Oil Viscosity Tests, High Temperatures and Pressures, 693*
Tail Shafts, Marine Propulsion, 592*
Theory of, Experimental Apparatus, 693*
Turbine-Driven Oil Pump for Turbo- Generator, 134*
“ Lucayan,” Dipper Dredger, 547*
" Lucifer ” Aero Engine, 552*
Luffing Cranes. See Cranes
Lumley, L., and Co., Ltd., Bottle Washing, Filling and Corking Machines, 105*
Lunar Atmospheric Tide, 270
Lundgren-Boyd Valve, Water Mains, 814*

M

MACADAM. See Roads and Tar Macadam
Macaulay, A. W., the Late, 48 Mac. See also Me
Macclesfield Power Station, Diesel Engine, 731*
Machine Shops. See Works; Machine Tools — Testing. See Testing Machine and Tests (Materials)

Machine Tools :

Automatic Lathe (Brown and Ward, Ltd.), 645
Screw Machine, Smallpeice (Armstrong, Whitworth Co., Ltd.), 696*
Axle Turning and Burnishing Lathe (Craven Brothers (Manchester), Ltd.), 230
Lathe (Armstrong, Whitworth and Co., Ltd.), 695*
Boring Mill, Tyre (Craven Brothers (Manchester), Ltd.), 230*
and Turning Mill, 36 ft. (J. Bertram and Sons Co., Ltd.), 509*
Mills, Vertical (Armstrong, Whitworth Co., Ltd.), 696
Broaching Machine (Vickers, Ltd.), 696
Chain and Hollow Chisel Mortising Machine (Wadkin and Co.), 268* ;
(Dominion Machinery Co., Ltd.), 553*
Cutting Tools, Action on Brass and Steel, Microphotographs, 630*
Machine, Oxy-Acetylene, for Steel Plates (A. Herbert, Ltd.), 411*
Drilling Machine, Radial (F. Town and Sons), 698*
and Tapping Machine, Tyre Retaining Studs, <fcc. (Craven Brothers (Manchester), Ltd.), 232*
Mains under Pressure, Apparatus for (Beck and Co., Ltd.), 783*
Drills, Pneumatic, Measurement of Air Supply, 277*. See 202, 219*, 313
Repairs and Upkeep, 202,219*, 277*. See LETTER 313
Gauges. See Gauges
Gear-Hobbing Machine, Spur and Spiral (Brown and Sharpe Manufacturing Co.), 461*
Shaping Machine (Vickers, Ltd.), 553
Grinding Machine for Belt Pulley Faces (Graham Manufacturing Co.), 12*
Metals, Home Office Regulations, 247
Hack-Sawing Machine Using Broken Blades (W. H. Royle and Son), 645
Hammers, Pneumatic, Repairs and Upkeep, 202,219*, 277*. See LETTER, 313
Testing Apparatus, 219*. See 202,279
Measurement of Air Supplv, 277*. See 202, 219*, 313
Hydraulic Press. See Press (below)
Lathe, Armature-Turning (Dean, Smith and Grace, Ltd.), 202*
Axle Turning and Burnishing (Craven Brothers (Manchester), Ltd.), 230
Turning (Armstrong, Whitworth and Co., Ltd.), 695*
2Vln. Centres, for Amateurs (Exe Engineering Co., Ltd.), 645
Automatic (Brown and Ward, Ltd.), 645
15-in. Centres, Geared Deadstock (Cincinnati Lathe A Tool Co.), 681*
Railway Wheel (Armstrong, Whitworth Co., Ltd.), 696*
Tool Room, 6J-in. Centres (Vickers, Ltd.), 553*
Work, Action of Cutting Tools, Microphotographs, 630*
Seo also Automatic (above) Machine Shops, Acton Car Repair Works, 199*, 229*
Management. See IForF# Management
Tools, British Industries Fair, Birmingham, 645, 687*
Industrial Fatigue Research, 342
Milling Machine, Plano, with Removable
Cross Slide (Kendall <fc Gent (1920), Ltd.), 199*
Universal (A. Herbert, Ltd.), 491*
Milling Machine, Universal Plano, 18 ft. Bed (Kendall and Gent (1920), Ltd.), 835
Mortising Machine, Chain and Hollow Chisel Type (Dominion Machinery Co., Ltd.), 553*
and Boring Machine, Chain and Hollow Chisel (Wadkin and Co.), 268*
Moulding Machine. Wood, Vertical Spindle ( Dominion Machinery Co., Ltd.), 554*
Planing Machines, Electric Drive, Newton System, Working Results, 120*
Hand or Power, for Model Work (H. Milnes), 58*
High-Speed, for Wood (T. White A Sons, Ltd.), 445*
Plano Milling Machine. See Milling (above) Pneumatic Drills. See Drills (above)
Hammers. See Hammers (above)
Tools, Measurement of Air Supply, 277*. See 202, 219*, 313
Air Compressors for. See Air Compressors
Repair and Upkeep of, 202, 219*, 277*. See LETTER 313
Press, Portable Hydraulic Bending, Acton Car Repair Shops, 199*
Power, Guard for (Hordern, Mason A Edwards, Ltd.), 645
Pressed Steel Work, Modern Developments and Applications, 124*
Riveters, Pneumatic, Measurement of Air Supply, 277*. See 202, 219*, 313
Repairs and Upkeep, 202, 219*, 277*. See LETTER 313
Testing Apparatus, 219*. See 202, 279
Rolls, Tyre Fixing (B. A S. Massey, Ltd.), 232*
Saws, Band and Circular, British Empire Exhibition (Spear A Jackson, Ltd.) 668
Bench, Multiple, for Laths (A. Ran- some A Co., Ltd.), 475*
Portable Logging, and Petrol Engine (Drummond Brothers, Ltd.), 410*
See also Hack-Sawing Machine (above) Scragging Machine for Springs (W. A T. Avery, Ltd.), 200*
Screw Machine, Automatic, Smallpeice (Armstrong, Whitworth A Co., Ltd.), 696*
Screwing Machine, Bench, Hand Power (T. Chatwin, Ltd.), 687*. See 645
Rapid, for Bolts and Pipes (Scott Brothers), 77*
Shaping Machine, Crank Type (Scott Brothers (Keighley), 25*
Gear (Vickers, Ltd.), 553*
Spring Testing and Scragging Machine
(W. A T. Avery, Ltd.), 200*
Stamping Presses, Guard for (Hordern, Mason A Edwards, Ltd.), 645
Steel, Modern Developments and Applications, 124*
Tapping and Drilling Machine, Tyre Retaining Studs, Ac. (Craven Brothers (Manchester), Ltd.), 232* Mains under Pressure, Apparatus for (Beck A Co., Ltd.), 783*
Tenoning Machine, Internal Drive (Wadkin A Co), 651*
Tools, Cutting, Action on Brass and Steel, Microphotographs, 630*
Room Lathe. Sec Lathe (above)
Stores Organisation, Maximum and Minimum Stocks, 469
Turning and Boring Mills. See Boring (above)
Machines, Automatic. See Automatic (above)
Tyre Boring Mill (Craven Brothers (Manchester), Ltd.), 230*
Fixing Rolls (B. A S. Massey, Ltd.), 232*
Retaining Studs, Drilling and Tapping Machine (Craven Brothers (Manchester), Ltd.), 232*
Wheel Lathe (Armstrong, Whitworth A Co., Ltd.), 696*
Woodworking Machine, Super-Elliot (Dominion Machinery Co., Ltd.), 553*
Machinery", Cabinet Making (H. G. L. Young, Ltd.), 645
High-Speed Planing Machine (T. White A Sons, Ltd.), 445*
Mortising and Boring Machine, Chain and Hollow Chisel (Wadkin A Co.), 268*
Mortising Machine, Chain and Hollow Chisel Type (Dominion Machinery Co., Ltd.), 553*
Moulding Machine, Vertical Spindle (Dominion Machinery Co., Ltd.), 554*
Multiple Saw Bench for Laths (A. Ransome A Co., Ltd.), 475*
Portable Logging Saw and Petrol Engine (Drummond Brothers, Ltd.), 410*
Tenoning Machine, Internal Drive (Wadkin A Co.), 651* See also PARAGRAPH INDEX
Machine Work. See Machine Tools Machinery Vibrations and Structural Damage,
163*. See Erratum, 213
Maclagan, J. C. M., on the North-British Diesel Engine, 502
Macleod Gauge for High Vacua, 387
Macnab A Co., Tabor Moulding Machine, 824
Macnaughten, D. J., on Hardness of Electro-Deposited Metals, 663
Magnesium AUoys. See Alloys under Metallurgy
Magnetic Analysis, Elements of, 452*, 601*, 660*, 687*, 816*
Compass, Work of Lord Kelvin, 800
Field, Effect on Surface Tension of Liquids, 385
Indicator, Steel-Hardening Operations, 713*
Investigations, Koursk Iron-Ore Deposit, 152
Pivot for Instruments, 801
Properties, Iron, Thermal Effects, 812
Magnetic Tests, Small Specimens, Permanent Magnet Steels, 293*. See LETTER, 368
Magnetism, Annealed Carbon Steels, 811
Terrestrial, and Sunspot Frequency, 120
Magnets, Permanent, Tests of Small Steel Specimens, 293*. See LETTER, 368
Maidan-i-Naftun Crude Oil, Properties, 56
M^il Services, Aerial. See Aeronautics
Mains, Electric. See Cables under Electric
Gas and Water, Tapping under Pressure, 783*
Water, Cole Recording Pitometer for, 785
Valves for. See Valves
Malaya Pavilion, British Empire Exhibition, 528*
Tin Mining in, 760
Malta Pavilion, British Empire Exhibition, 528
Management, Works. See IForA-s Management
Manchester Association of Engineers, J. S. G. Primrose on Some New Dynamometers, 148 : Annual Dinner, 213
Barton Power Station, 511 Manganese-Silicon Steels, Hardening, 663
Steel, Exhibits at British Empire Exhibition, 604, 730
Manometer, Balance, Gas-Flow Meters, 14
Manufacture, Scientific Methods in. See Works Management
See also Trade
Manufacturers, British Engineering, Use of Foreign Designs, 829
Manufacturing Costs, Engineering, Factors Affecting, 273, 308, 340, 374. See
LETTERS, 313, 397
Marble Floors, Polishing Machine, 574
Marconi’s Wireless Telegraph Company, London-Vienna Service, 84
Margarine Factory, Jurgens’, Righting Settlement of Building, 174*
Marine Auxiliary Machinery, Air Compressor for Motor Ships, 541*
Machinery, 60-H.P. Oil Engine and Electric Generator (W. H. Allen, Sons and Co., Ltd.), 530*
Machinerv, Steam Turbines for, 477*, 489. See 821*
Boilers. See Boilers
Engineers, Board of Trade Examination, 703
Institute of: R. G. Reid on Modern
Refrigerating Machines, 84
Engines. See Engines ; Turbines ; Marine Propulsion
Organisms, Protection of Timber Ships, 5
Propulsion, Boiler Scale Prevention, Filtrator Process Using Linseed, 623*
Diesel Engines, Air Compressor for Motor Ships, 541*
Diesel Engines, Aluminium-Alloy Pistons, 589. See 515
Diesel Engines, Comparisons of Two-Stroke and Four-Stroke Cycles, 84
Diesel Engines, Development of High Mean Pressures, 589*, 624*. See 515
Diesel Engines, Economy of, 84
Diesel Engines, Experiments on Fuel Cams and Sprayer Nozzles, 590*, 625*
Diesel Engines, Fairfield-Sulzer, M.S. “ Aorangi,” Trials, 376. See 801
Diesel Engine, Four-Cycle Doubje-Acting, North Eastern-Werkspoor, 707*, 771
Diesel Engines, Heat Stresses, 624. See 515
Diesel Engines for Intermediate Passenger Ships, 834, 839*
Diesel Engines, Lubricating Oil Consumption, 624
Diesel Engines, M.S. “ Conde de Cherruca,” Service Results, 57. See LETTER, 397
Diesel Engine, M.S. “ Sevilla,” Valve Gear, 532*
Diesel Engines, North British, for M.S. “ Swanley,” Trials, 502
Diesel ‘Engine, Palmer-Camellaird-Ful-lagar, Trials, 409
Diesel Engines, Proposed Combination in Design, 805
Diesel Engines, Shape of Combustion Chamber, 624*
Diesel Engines, Trials with Various Fuels, 625
Diesel Engine, 1,800 H.P., Wallsend- Sulzer, Trials, 744
Diesel Engines, Work of Admiralty Laboratory, 515, 559, 589*, 624*
Effect of Wind and Waves, 516. See 422
Geared Turbines, Enveloping Teeth System, 257*
Geared Turbines, Possibilities of Worm Gearing, 131
Geared Turbines, Steamers “ Principessa Giovanna ” and “ Principessa Maria,” 821*
Hotchkiss Hydraulic System, Motor Tug, 33*
Machinery Surveys, Passenger Steamers, Board of Trade Regulations, 703
Michell Thrust Block, S.S. ” Empress of Australia,” 268*
Oil Fuel for. See Oil Fuel
Propellers in Tunnels, Shallow Draught Steamer, 10*
Scott-Still Engine, Advantages, 247
Scott-Still Engines, M.S. ” Dolius,” Trials 459
Speed and Power of Ships, 832, 842, 844*
Stern Tube Appliances, 592*
Torsion Meter, Moullin Electromagnetic, 648, 764*
Trim Indicator and Shoal Water Alarm, 617*
Warships, Weights of Propelling Machinery, 559. See 515
See also Engines; Turbines; Propellers; Ship Resistance ; Torsion Meters ; and PARAGRAPH INDEX
Surveying, Admiralty Hydrographical Department, 676 .
Turbines. See Turbines, Steam; Marine Propulsion
Markets. See Trade and PARAGRAPH INDEX
Markham and Co., Ltd., Winding Engine, British Empire Exhibition Colliery, 677*. See 793* ; Kep-Operating Gear, 727*
Marks, E. C. R., on Engineers, Inventions and Patents, 309
Marriott, H. F., on Economics of Metalliferous Mining, 740
Marry at, H., on Electric Passenger Lifts, 148
Marshall, Miss D., on Skin Friction of Flat Surfaces, 718*. See 517
Marson’s Kep-Operating Gear, 727*
Martel, Major G. de Q., on Mechanical Engineering in Army, 132. See 147,270, 271,313
Martin, F. G., on High Elastic Limit Mild Steel, 510*. See 489
Martin, T., on Strength of Aluminium at High Temperatures, 345
Mason, Sir T., the Late, 584
Mass Spectroscope, Positive-Ray Analysis, 581, 770*
Massey, B. and S., Ltd., Tyre-Fixing Rolls, 232
Materials, Aircraft Construction, Properties and Treatment, 89*, 123
and Application to Engineering Design (Review), 215
Engineering, Chemical Resistance (Review), 185
Strength of. See Stress and Tests (Materials)
Mathematics, Calculus of Observations (Review), 504. See LETTER, 558
Theory of Dimensions and Principle of Similarity, 326
Mather and Platt, Ltd., Centrifugal Pumps,
British Empire Exhibition, 689 ; Electrolytic Cell, Sodium-Hypochlorite Production, 780*
Matter, Atomic Nucleus, Nature and Properties, 384, 458*
Atoms and Isotopes, 770*
Sizes of Atoms and Molecules, 770
Structure of Atom, Exhibits at British Empire Exhibition, 581
Mavor, S., on Mechanical Coal Mining, 759
Maw, Dr. W. H., the Late, 371*
Mawdsley’s, Ltd., High-Speed Motor, 237
May Lecture, Institute of Metals, on Atoms and Isotopes, 770*
May bury, Sir H., on Access to Victoria Dock District, 584
McAlpine, Sir R., and Sons, Constructional Work, British Empire Exhibition, 225*, 263*, 291*
McCarthy-Jones, C. H., on Electricity in Oil Fields, 214
McDonnell, I. A., the Late, 346
McLare, Capt. J. P., on Rust Removal, 25*. See 464
Mc. See also Mac
Meares, J. W., Rainfall and Run-off Catchment Areas, 40*
Measuring Liquids, Water Meter Attachment for, 749*
Machine for Cloth, 550*
Machines, National Physical Laboratory,774*
Pump for Petrol, the Shell, 301 Meat, Cold Storage of, 68
Mechanical Engineering, Progress in Army, 132, 147. See LETTERS, 270, 313. See also 271 Treatise on (Review), 117
Engineers, American Society of, Economic Status of the Diesel Engine, by I,. H.
Morrison, 91*, 121* ; Modern Stamping Practice, by W. W. Galbreath and J. R. Winter, 124* ; Modern Subway Cars, by S. Haar, 127 ; Spontaneous Combustion of Coal, by O. P. Hood, 160 ; Possible Improvements in Central Station Steam Plants, bv E. L. Robinson, 189* ; Thickness of Insulation in Refrigerator Cars, by A. J. Wood and P. X. Rice, 217*, 252*; Stress Distribution in Rotating Gear Pinions, by P. Heymans and A. L. Kimball, 254*.

Mechanical Engineers, Institution of :— London Meetings, Winter Session :

Progress of Mechanical Engineering in the Military Service, by Major C. de Q. Martel, 132. See 147, 270, 271, 313
Repair and Upkeep of Pneumatic Tools, by R. W. Wilson, 219*. See 202, 277*, 313
Examination for Associate Membership, Economics of Engineering, 247. See 311
Joint Meeting with Chemical Engineering Group of Society of Chemical Industry ; Discussion on the Treatment of Water for Industrial Purposes, 266, 286, 287
Annual Report, 277
Election of Officers, 277
Induction of New President, Mr. W. H. Patched 277
Presidential Address by W. IT. Patched, on the Development of Electric Power Stations, 412. See 403, 434, 464
Report on Standard Tests for Hydraulic Plant; Discussion, 439*
Relationship of Air Consumption to Brake Horse Power in Internal-combustion Engines, by Dr. H. Moss, 507*. See 502, 585, 649
Smeaton’s Model of Eddystone Lighthouse, by Lieut.-Col. E. Kitson Clarke, 504
Irrigation Pumping Machinery (Gezira Scheme), Sudan, by R. W. Allen, 654*, 685*. See 624, 636*
Steam Nozzles Research Committee, Third Report, 657, 673, 681*

Midland Branch :

Powdered Coal: Preparation and Utilisation, by R. Jackson, 381*, 415*

North Western Branch:

Engineers, Inventions and Patents, by E. C. R. Marks, 309
Mechanical Flight. See Aeronautics
Properties ol Fluids (Review), 276
Shovel. See Excavating Machine.
Traction on Roads. See Roads; Motor Cars; Tractors
Stoker. See Stoker
Meg Insulation Tester, Constant-Pressure, 11
Melbourne Electric Supply, Cable Laying, 23
Menai Suspension Bridge, Examination and Stress Measurements, 23
Merchant Shipbuilding. See Shipbuilding
Ships. See Ships ; Steamers
Mercury Prices. See Metal-Price Diagrams
Vapour Diffusion Pumps, High Vacua, 365*. See 648
Turbines, 14, 47, 88, 191*, 414
Merry weather and Sons, Ltd., Hydraulic Fire Ladder for Rangoon, 575*
Merz and McLellan, North Tees Power Station, 753*
Metallisation, Ltd., Metal-Spraying Process, 710
Metallography, Vickers’ Research Laboratory, British Empire Exhibition, 615
See also Metals ; Metallurgy ; Microphotographs
Metallurgical Department, National Physical Laboratory, Exhibit at British Empire Exhibition, 627*
Exhibits, British Empire Exhibition, 604*, 668, 730, 788. See 574, 627*
and Mining Congress, Empire, 739, 759. Sec 750*, 776, 780*, 797
and Mining Engineers, American Institute of. See Mining
Research, Government Laboratories, 762
Vickers* Laboratory, British Empire Exhibition, 615

Metallurgy :

Alloys, Aluminium, Casting Temperatures, 73
Fluxes in Melting, 583
Copper, Intermediate, Composition, 361
Marine Diesel Engine Pistons, 589. See 515
Properties and Treatment, 89*, 12-1, 742, 750*, 780*. See 629
Bearing Metal, Melting Furnaces and Die-Casting Plant, 202*
Coefficients of Expansion, Determination, 344, 352*
Copper-Aluminium, X-ray Investigations, 360
Cadmium, Constitution, 361
Tin, Equilibrium Diagram, 361
Zinc, Expanding on Solidification, 359
See also Brass ; Bronze ; Gunmetal.
Electro-Deposition of, 343
Heat and Corrosion Resisting, Use in Glass Industry, 588
Iron-Silicon, Determination’ of Silicon, 173*
Muntz Metal, Sea Water Corrosion, 625
Nickel-Copper (Monel Metal) Exhibit at British Empire Exhibition, 669
Copper and Nickel-Chromium, Properties and Uses, 588
Silver, Nature and Properties of Slags, 582
Solid Diffusion into, 749
Blast Furnaces. Sec Furnaces, Blast
Brass. See Brass
Brine Leaching Processes, Lead Extraction, 251, 319
Bronze. See Bronze Cast Iron. See Cast Iron Coke Ovens. See Co'ie Ovens Corrosion of Metals. See Corrosion Electro-Metallurgy, Treatise (Review), 558
Equilibrium Diagram, Copper-Tin Alloys, 361
Fluxes and Slags in Metal Melting and Working, 582
Foundry. See Foundry ; Moulding
Furnaces, Electric. See Furnaces
Metallurgical. See Furnaces
Gold-Bearing Quartz, Treatment, 760
Heat-Treatment, Aluminium Alloys, 780*. See 742, 750*
Annealing Bronze, Effect on Electro-Chemical Properties, 346
Annealing Strained Iron, Production of Large Crystals, 632*, 651*, 687*
Hardening Ends of Gauges, Electrical Process, 648
Hardening Silico-Manganese Steels, 663
Hardening Steel, Magnetic Indicator, 713*
Hardening and Tempering Razor Blades, Electric Furnaces, 713*
Steels for Aircraft Construction, 89*. See 124
Iron Manufacture. See Furnaces, Blast
Ore. See Ore
Sponge, Production of, 497
Leaching Processes, Brine, Lead Extraction, 251, 319
Lead, Hydrometallurgy of, 251, 319
Treatise on (Review), 152
Metals and Alloys, Interdiffusion, 749
Melting and Working, Slags and Fluxes in, 582
Tests of. See Tests (Materials)
Metallurgical Department, National Physical Laboratory, Exhibit at British Empire Exhibition, 627*
Education, University Rank, Great Britain, 761
Exhibits, British Empire Exhibition, 604*, 668, 730, 788. See 574, 627*
Metallurgy of Steel (Review), 711
Monel Metal, Exhibits at British Empire Exhibition, 669
Nickel Ore, Deposits and Uses, 102
Physicists in Metallurgy, 212
Pulverised Coal, Use in Metallurgy. See
Pulverised Coal Pyrometers. See Pyrometers Refractories. See Refractory Materials; Firebricks
Rolling Mills. See Rolling Mills
Slags and Fluxes in Metal Melting and Working, 582
Tar-Macadam, Manufacture from, Port Clarence Plant, 700*
Sponge Iron, Production of, 497
Steel, Analytical Standards, 432, 631
Furnaces. See Furnaces
Manufacture, Open-Hearth Practice, Waste Heat Recovery, 632
Metallurgy and Mechanical Treatment (Review), 711
Steel, Special, Developments in Metallurgy 741. See Erratum, 776
Works Practice, Development, 611, 616
Vanadium Ore Deposits, 609
Welding. See Welding Zinc Tailings, Lead Recovery, 251, 319
Zirconium, Occurrence and Uses, 576 See also Iron and Steel Institute; Metals, Institute of-, Metallography-, Micro- Photographs ; Foundry ; and PARAGRAPH INDEX
Metallurgy and Mining, Institution of. See Mining
Metals and Alloys, Interdiffusion, 749
Anti-Friction. See Alloys under Metallurgy
Coefficients of Expansion, Determination, 344, 352*
Conductivity, Effect of Torsion, 288
Corrosion of. See Corrosion
Crystal Structure, X-Ray Investigations, 183
Detection of Isotopes, 770*
Electro-Deposited, Hardness, 663
Fatigue of. See Alternating Stress under Tests (Materials)

Metals, Institute of: Spring Meeting, London :

Report of Council, 344
Hon. Treasurer’s Report, 344
Presidential Address, Prof. T. Turner, 344
Reports of Discussions, 344, 359
Brittle Ranges in Brass as shown by the Izod Impact Test, by D. Bunting, 350*. See 344
Determination of the Thermal Coefficients of Expansion of Commercial Metals and Alloys, by Dr. J. N. Friend and R. H. Vallance, 352*. See 344
Investigation of a Fatigue Failure of Brass Tubes in a Feed-Water Heater, with a Consideration of the Nature of Fatigue, by W. E. W. Millington and Prof. F. C. Thompson, 353*. See 344
Tensile Properties of Aluminium at High Temperatures, by T. Martin, 345
Relation between the Tensile Strength and Electrical Resistivity of Commercially Pure Copper, by W. E. Alkins, 347* *
Effect of Cold Drawing and Annealing on Electro-Chemical Properties of a Low- Tin Bronze, by S. H. J. Wilson, 346
Copper-Zinc Alloys which Expand on Solidification, by K. Iokibe, 359
Relative Corrosion of Zinc and Lead in Solutions of Inorganic Salts, by Dr. J. N. Friend and J. J. Tidmus, 359
X-Ray Studies on Copper-Aluminium Alloys, by E. R. Jette, G. Phragmen, and A. F. Westgren, 360
Effect of Casting Temperature on the Properties of a Sand-Cast Zinc Bronze, by F. W. Rowe, 384*. See 361
Constitution of the Alloys of Copper and Cadmium, by C. II. M. Jenkins and Dr. D. Hanson, 361
Aluminium-Copper Alloys of Intermediate Composition, by D. Stockdale, 361
Equilibrium Diagram of the Copper-Tin System, by T. Isihara, 361
Exhibit at British Empire Exhibition, 574
Discussion on Fluxes and Slags in Metal
Melting and Working, 582 May Lecture on Atoms and Isotoijes, by Dr. F. W. Aston, 770 Sheffield Section:
Influence of Casting Temperatures on Aluminium Alloys, by F. H. Hurren, 73
Alloy Plating, by S. Field, 343
Plating of Aluminium, by Prof. C. H. Desch, 506
Metal Melting and Working, Fluxes and Slags in, 582
Non-Ferrous, Research Association, 762
Economics of Industry, 742
Resources of British Empire (Review), 706
Price Diagrams, 24*, 187*, 315*, 444*, 586*, 743*
Rare, Analysis of, 119
Spraying, Schoop Process, 710
Strip, Testing of, 664. See 823
Structure of. See Metallography ; Micro photographs
Welding. See Welding
See also Metallography; Metallurgy; Micro photographs
Meter, Air-Flow, Electrical-Heating Method, 502, 507*. See LETTERS 585, 649
Supply to Pneumatic Tools, 277*. See 202, 219*, 313
Gas Flow, Balance Manometer for, 143*
Water. See Water Meters
Methyl Chloride, Autofrigor Refrigerating
Machine, 104*. See Erratum, 141
Thermal Properties, Report, 613
Meteorological Instruments, Recording, Time
Marking System, 826

Meteorological Society, Royal :

Annual General Meeting, 120
Reflections on Various Subjects, including Meteorology and Sunspots, by Dr. C. Chree, 120
Lunar Atmospheric Tide at Mauritius and Tiflis, by Prof. S. Chapman, 270
Semi-diurnal Oscillation of the Atmosphere, by Prof. S. Chapman, 270
Relationship between Current and Wind, by C. S. Durst, 270
Atmospheric Electric Currents, Normal and Abnormal, and their Relation to the Growths of Plants, by Dr. V. D. Blackman, 400
Glaisher Stand versus Stevenson Screen, by I. D. Margary, 496
Lens for Whole Sky Photographs, bv R. Hill, 496
Report on the Phonological Observations of 1923, by J. E. Clark, I. D. Margary and R. Marshall, 702
Distribution of Rainfall over Uganda, with a Note on Kenya Colony, by C. E. P . Brooks, 702
Further Researches into the European Upper Air Data, with Special Reference to the Life History of Cyclones, by C. K. M. Douglas, 826
Effect of the Source of Air on Its Temperature at 4,000 ft. and 10,000 ft., by Miss L. F. Lewis, 826
Simple Electrical Time-Marking System for Use with Self-Recording Meteorological Instruments, by L. H. G. Dines, 826
Meteorological Thermometry, Glaisher Stand and Stevenson Screen, Comparisons, 496
Meteorology, Atmospheric Tempciature Distribution, United States, 253*
Phonological Observations, Report, 702
Rainfall Distribution, Uganda and Kenya Colony, 702
Rainfall and Run off Catchment Areas. See Rainfall
and Sunspots, 120
Metroclinc Measuring Deflections of Structures 237*
Metrological Apparatus, British Empire Exhibition, 582
Metrology Department, National Physical
Laboratory, Exhibit at British Empire Exhibition, 773*
Metropolitan Carriage, Wagon and Finance Co., Ltd., State Saloon for King of Egypt, 539* Metropolitan- Vickers Electrical Co., Ltd., Electric Locomotive, South African Railways, 597*
Metropolitan Water Board, Water Main with Victaulic Joints, 205* ; Centrifugal Pump for Littleton Reservoir, 689*
See also London
Michell Thrust Block, SS. “ Empress of Australia,” 268*
Micrometer, Hot-Wire Type, 20*
Projection, Lewbeck, Measuring Fine Wires, 716*. See 20
Microphone Amplifier and Loud Speaker, Crystavox, 545*
Hot - Wire, Investigations of Acoustical Problems, 810
Western Electric Public Address System, 560*
Microphotographs, Aluminium Alloys, 750*, 782*
Brass and Steel, Action of Cutting Tools, 630*
Steel, Effect of Heat Treatment on Grain Size, 653*
Forms of Fracture, 630*, 631*
Oxy-Acetylene Cutting, 411*
Microscopes and Accessories, Physical and Optical Societies’ Exhibition, 20, 54
Corneal, Opthalmic Work, 270
Observing Interference Fringes, 288
Projection, Measuring Fine Wires, 20, 716*.
Travelling, for Measurements, 776
Microstructure of Metals. See Metallography ;
‘’Microphotogra phs
Midget Flour Milling Machine, 725*
Midland Institute of Mining Engineers. See
‘’Mining Engineers
Military Service, Mechanical Engineering in, 132,147. See LETTERS 270,313. See also 271
Water Supplies (Review), 755
Milling Machines. See Machine Tools
Plant, Flour, Australian, British Empire Exhibition, 725*
Millington, W. E. W., on Fatigue Failure of
Brass Tubes, 353*. See 344; on Deformation of Alpha and Gamma Iron, 631
Mills, J., the Late, 670
Mills, Grinding, Pulverised Coal, 382*, 415*
Rolling. See Rolling Mills
Milnes, H.. Planing Machine, Model Work, 58
Mineral Oils. See Oils
Resources, British Empire, 739, 760
Committee, Monograph on Nickel Ores, 102
See also Cool; Mining; Ores; and PARA GRAPH INDEX
Miners’ Safety Lamps Giving Gas Warning, 179, 716*
Mines, Carbon Monoxide Self-Rescue Apparatus, 496
Coal See Collieries
Lighting, Advantages of Alternating Current, 180
Safety Lamps Giving Gas Warning, 179, 716*
Rescue Apparatus. See Colliery
Submarine. Vickers’, 801* ; Paravane for Defence, 802*
Sullivan, Discovery and Development, 760
Tub«, Electro-Pneumatic Decking Plant, 756*
United States Bureau of. See United States
Ventilation, Theory and Practice (Review), 615
Winding. See Winding
See also Coal; Collieries; Mining ; Ores ;
Winding; and PARAGRAPH INDEX Mining, Coal, Use of Machinery, 759
Engineers, Institution of, Prof. W. M. Thornton on Safety Lamps Giving Warning of Gas, 716*
Engineers, Midland Institute of, Dr. Lander on Work of Fuel Research Board, 407
Industry, Australian, British Empire Exhibition, 724*
Coal, Economics, 740
Metalliferous, Economics, 740
and Metallurgical Engineers, American Institute of, Hvdrometallurgy of Lead, by O. C. Ralston, 251, 319
Congress, Empire, 739, 759. See 750*, 776, 780*, 797
and Metallurgy, Institution of, Dinner, 473
Tin, in Malaya, 760
See also PARAGRAPH INDEX
“ Minnetonka,” Atlantic Transport Liner, 576
Mirrors, Coppered-Glass, Preparation, 670
Thin Celluloid, Hilger’s, 20
Mitchell Conveyor and Transporter Co.. Ltd., Coal-Handiing Plant, British Empire Exhibition Power Station, 490
Mitton, H. E., on Coal Preparation, 759
Mixing and Drying Plant, Tar-Macadam. See Tar-Macadam
Machines, Concrete. See Concrete Fordath, Foundry Work, 825
Model, Eddystone Lighthouse, Smeaton’s, 504
Engineer Exhibition, 56. See 58*
Experiments, Air and Water, Comparisons, 823
Discharge through Sluices, Assuan Dam, 281
Marine Propellers, 842*, 844*. See 832
and Principle of Dvnamical Similarity, 325*, 357*, 391*, 422*
Unbalanced Rudders, Twin-Screw Ships, 243
See also Aeronautics; Ship Models ; Ship Resistance
for Stress Determination. See Optical Moffat Tunnel, Colorado, 473
Molecular Structure and Specific Heat of Gases, 580
Vacuum Pump, Holweek, 55*
Molecules and Atoms, Sizes of. 770
Mollifler, Wheat, Invincible, 725*
Monel Metal, Exhibits at British Empire Exhibition, 669
Monometer Manufacturing Co. (1918), Ltd., White Metal Furnaces and Die Casting Plant, 202*
Moon, Effect on Atmospheric Pressure, 270
Moorings, 60,000-Ton Floating Dock, Southampton, 790*. See 206
Morrison, L. H., on the Economic Status of tlie Diesel Engine, 91*, 121*
Mortising Machines. See Machine Tools
Morton, D. H., the Late, 304
Morwell Power Scheme, Cable Laying 23
Mosaic Floors, Polishing Machine, 574*
Moss, Dr. H., on Air Consumption and Power of Petrol Engines, 507*. See 502, 585, 649
Motor Boats, High-Speed Forms and Curvature of Buttocks, 3*
Cars, Braking Systems, Four-Wheel, 438
Controls, Ball Joints, Standardisation, 435
Conference, Empire, 830
Design for Overseas Markets, 830
Electric Cables, Specification, 492
Engineers. See Automobile Engineers
Engines. See Engines, Petrol
Fuels. See Motor Fuels
Manufacture, Use of Pressed Steel, 124*
Military. See Motor Transport
See also Motor Cycles and PARAGRAPH INDEX
Cycle, Fire Engine, Chemical Extinguisher, 645, 687*
Parts, Standard Nomenclature, 608
Electric, Armature Balancing Machine, 154
Breakdowns, of Statistics, 520
Control Gear, Locomotive for Japan, 98*
High-Speed, Vertical Shaft, 237*
Induction, Control of Speed and Power Factor (Review), 783
Induction 420-H.P., Mine Winding (Vickers, Ltd.), 633*
500-H.P. Three-Phase Induction, Colliery Winding Plant, 793*. See 677
Locomotive South African Railways, 599*
Oil Well Drilling and Pumping, 214
Repair Work, Acton Car Shops, 202*
Traction, Performance. Specification 62
Traction, Stresses in Pinions, Optical Investigation, 254*
Three-Phase, Variable Speed (British
Thomson-Houston Co., Ltd.), 658*
Fire Ladder for Rangoon, 575*
Fuel, Alcohol, Use in France, 676
Inspection Cars, Railway, 667*
Internal-Combustion See Aeronautics; Engines; Motor. Cars; Motor Boats ; Tractors
Launches. See Motor Boats
Lorries. See Motor Wagons
Manufacturers and Traders, Society of, Empire Automobile Conference, 830
Marine. See Engines; Marine Propulsion ; Motor Ships
Omnibuses and London Traffic, 406
Paraffin. See Engines, Oil
Petrol. See Aeronautics ; Engines, Petrol; Motor Boats ; Motor Cars : Tractors
Ships, Air Compressor for. 541*
“ Conde de Cherruca,” Service Results, 57. See LETTER, 397
Diesel Engines, Comparison of Two-Stroke and Four-Stroke Cycles, 84
“ Doliu3,” Scott-Still Engines, Trials, 459
8Economy, of, 84
Passenger, Intermediate Type, Design, 834, 839*
Passenger Liner “ Aorangi,” Trials of Diesel Engines, 376 ; Launch, 801
“ Sevilla,” Diesel Engine, Valve Gear, 532*
“ Swanley,” Trials of Diesel Engines, 502 See also Marine Propulsion
Sleighs, Ice and Snow Transport, 318*. See 242, 282, 347*
Spirit. See Motor Fuel
Tanker “ British Aviator,” Launch, 680
Tractors. See Tractors
Transport, Comparison with Horse Transport, 405
and Cost of Road Maintenance, 729
and Rail Transport, Comparisons,234
Use in Army, 133, 147, 270, 271, 313
Tug, Hotchkiss Hydraulic Propulsion, 13*
Vehicles, Comparisons with Horse-Drawn Vehicles, 405
Kegresse, for Desert Transport, 347*
Renault Multi-Wheel, for Desert Trans port, 349*
for Rough and Roadless Country, 242, 282*, 317*, 347*. See Erratum, 368
for Transport over Snow, 242, 318*, 347*.
See 282
Wagon, German, With Sliding Feet, 285*
H. I. C. Trailer for, 186*
Paves! Articulated, 318*
Steam, Injector for, 588*
Suction Gas Producers for, Parker, 711
See also Tractors
Mouchel, L. G., and Partners, Ltd., Ferro- Concrete Work, Warehouse Construction, Use of Ciment Fondu, 144
Moulding Boxes, Sand Filling Machine for, 804, 825*
Machines, Osborn Roll-Over Type, 825
Tabor Combination, 824*
Wood. See Machine Tools
Sand. Fordath Bowl Mixer, 825
See also Foundry
Moullin Torsion Meter, 648, 764*
Mount Wilson Observatory, Work of, 674
Milliard Radio Valve Co., Holweek Vacuum Pump, 55*
Muller X-Ray Spectrograph, 46*
Mullins, G. W., on Economics of Metal Industries, 742
Multiple-Saw Bench for Laths, 475
Multitubular Boilers. See Boilers
Mumford, A. G., Ltd., Pumping Machinery, British Empire Exhibition, 692
Municipal and County Engineers, Institution of, Visit to Free Trade Wharf Company’s Warehouse, Ratcliff, 144
Electricity Supply, Powers of Electricity Commissioners, 502
Tramways. See Tramways
Munitions Production during the War, 132, 147. See 270, 271, 313
Munro, Capt. D. J., on Floating Docks as Naval Bases, 837*. See 832
Munro, L. A., on Silicate of Soda and Concrete, 557
Muntz Metal, Corrosion by Sea Water, 625
Musgrave, J., and Sons, Condensing Plant, Turbo-Generator, British Empire Exhibition Power Station, 425*

N

NATIONAL Association of Supervising Electricians. See Supervising Electricians
Confederation of Employers’ Organisations, Report on Unemployment 182
Gas Engine Co., Ltd., Gas and Oil Engines, British Empire Exhibition, 532 ; Pressure Indicators for Gas Mains, 710*
Physical Laboratory: Tests of Worm Gearing, 132; Froude National Tank, Model Experiments, Unbalanced Rudders, Twin Screw Ships, 243; British Empire Exhibition, Exhibit of Metallurgical Department, 627* ; Exhibit of Engineering Department, 692*. See Erratum, 730 ; Exhibit of Metrology Department, 773* ; Hardening Gauge Ends, Electrical Process, 648; Measurement of Illumination in Rooms, 648; Investigations of Light Alloys, 742, 750*, 780* see 629 ; Report on Work, 823
Naval Aeronautics. See Aeronautics

Naval Architects, Institution of : Spring Meeting, London :

Programme, 407 Annual Report, 471
Recognition of Dutch Naval Architects, 471
W6rk of Joint Committees, 471
Annual Dinner, 473
Presidential Address by the Duke of Northumberland, 471
Reports of Discussions, 471, 486, 515
Strategical and Tactical Considerations Governing Warship Design, by Admiral Sir D. Sturdee, 475. See 472
Future of Sea Transport, by A. Hurd, 486
Development of the Airship with Special
Reference to Transport, by Commander C. D. Burney, 487
Sea-Borne Coastal Trade, by Sir A. Read, 487
Results of Some Rolling Experiments on Ship Models, by M. P. Payne, 745*, 777*. See 488
Drift of Ships Caused by Rolling Among Waves, by Prof. K. Suyehiro, 488
Application of Steam Turbines to Auxiliary Machinery, by R. W. Allen, 477*. See 489
High Elastic Limit Mild Steel and its General Application, by G. W. Barr, F. G. Martin and A. T. Wall, 510*. See 489
Further Experimental Work on Diesel Engines, by Engineer-Commander R. Beeman, 559, 589*, 624*. See 515
Vibration of Ships, by H. W. Nicholls, 515
Torsion of Ships, by G. Vedeler, 516
Effect of Wind and Waves on the Propulsion of Ships by J. L. Kent, 516
Effect of Length on the Skin Friction of Flat Surfaces by Dr. T. E. Stanton and Miss D. Marshall, 718*. See 517
Skin Friction Resistance and the Law of Comparison, by A. Shigemitsu, 517
Analysis of Ship Resistance, by J. Tutin, 517
Joint Summer Meeting with Institution of Engineers and Shipbuilders in Scotland, and North-East Coast Institution of Engineers and Shipbuilders:
Opening Address by the Duke of Northumberland, 832
Reports of Discussions, 832
Ship Design, by Sir J. Biles, 832, 841*.
Advanced Naval Bases, by S. F. Staples and Capt. D. J. Munro, 832, 837
Steering of Ships in Shallow Waters and Canals, by G. S. Baker, 833
Passenger Ship Design from an Independent Point of View, by J. Anderson and R. Steele, 839*. See 834.
Naval Architecture, High Speed Forms and Curvature of Buttocks, 3*
Ship Design, Scientific Aspects, 832, 841*
Water-Tight Subdivision. See Water-Tight
See also Warships
Bases, Floating Docks as, 832, 837*
San Francisco Bay, Report, 341
Naval Construction Programme, French, 211, 393. See 613
Recent Developments, 115. See 709
and Unemployment, 116
Warship Design, Strategical and Tactical Considerations, 472, 475
See also Warships
Establishments, French, Reorganisation, 613. See 211, 393
Exhibits, British Empire Exhibition, 675*, 801*
Guns. See Guns
Warfare. See Warships
See also Warships
Navigation, Charts, Admiralty Hydrographical Department, 676
Inland, British Canals, Suggested Resuscitation, 56
Leader Cable Gear, 299
Lights, Ships’, Regulations, 312
Magnetic Compass, Work of Lord Kelvin, 800
Submarine Sound Ranging, 299*
Sounding by Echo Method, 299*
Wireless Telegraphy in. See Telegraphy, Wireless
Navvy, Steam. See Excavating Machine
Navy, British. See II. M. under Warships
Estimates, 1924-25, 375
French, Torpedo Boat “ Enseigne Gabolde,” 483*, 571*
United States. See United States under Warships
See also Naval; Warships; and PARAGRAPH INDEX
Necol Plastic Wood, Pattern Making, 825
Neon Lamps. See Lamps under Electric
Netherlands, Pumping Plant for Land Drainage, 446*
Netherton Iron, Exhibit at British Empire Exhibition, 668
Never Stop Railway, British Empire Exhibition, 225
New Pelapone Engine Co., Ltd., Petrol and Oil Engines and Electric Generators, 534
York Subway, Steel Carriages, 127
Zealand, British Trade with. 262
Pavilion, British Empire Exhibition, 527*
Newall’s Insulation Co., Exhibit at British Empire Exhibition, 710
Newcastle-on-Tyne Electric Supply Company, Ltd., North Tees Power Station, 753
Newfoundland Pavilion, British Empire Exhibition, 528*
Newton Brothers (Derby), Ltd., Electric Drive for Planing Machines, Results, 120*
Nicholls, H. W., on Vibration of Ships, 515
Nickel, Electro-Deposited, Hardness, 663
Ore Deposits and Uses, 102
Silver Industry, Economics, 742
Steel, Strength at High Temperatures, 69*. See LETTER, 154
Nigerian State Railways, Air Compressors for, 398*, 432
Nile, River, Assuan Dam, Discharge through Sluices, 281
Niven, T. O., the Late, 680
Nolan, T. R., on Slips and Washouts, Assam- Bengal Railway, 141
Nomenclature, Standard, Cycle and Motor Cycle Parts, 608
Non-Conducting Coverings. See Heat Insulation
Ferrous Metals. See Metals ; Metallurgy
Norbury, A. L., on Brinell-Tensile Relationship, 662
Normand, A., Chantiers et Ateliers, Torpedo Boat “ Enseigne Gabolde,” 483*, 571*
North, J. D.. on Materials for Aircraft, 123
North British Diesel Engine Works, Ltd.,
Trials of Diesel Engines for M.S. “ Swanley,” 502
North-East Coast Institution of Engineers and Shipbuilders : W. J. Still on the Still Engine, 247 ; Joint Summer Meeting with Institution of Naval Architects. See Naval Architects
North-Eastern Marine Engineering Co., Ltd., Diesel Engine, M.S. “ Sevilla,” Valve Gear, 532* ; Double-Acting Marine Diesel Engine, 707*, 771
North-Eastern Power Companies, North Tees Power Station, 753*
Notes from, 15, 49, 79, 111, 145, 177, 207, 239, 271, 305, 337, 369. 401, 435, 465. 521, 577, 609, 641, 671, 703, 735, 767, 797, 827. See PARAGRAPH INDEX
Tees Power Station, 753*
Northwest Engineering Co., Trench Pull- shovel Machine, 519*
Northwood, J., on the Portland Vase, 496
Northumberland, Duke of, Presidential Address to Institution of Naval Architects, 471. See 832
Norton Harty Engineering Co., Ltd., Pit Head Gear, British Empire Exhibition Colliery 679*, 726*
Notched Bar Tests. See Tests (Materials)
Notes on New Books. See Books and LITERATURE INDEX
See Cleveland; North ; South-West; South Yorkshire; Industrial. See also PARAGRAPH INDEX
Nozzles, Fuel-Spraying, Diesel Engines, Admiralty Experiments, 590*, 625*
Steam, Research Committee, Third Report, 657, 673, 681*
Nucleus of Atom, Nature and Properties, 384, 458*

Obituary : (Moved to separate index)
O’Brien, Lieut.-Col. H. E., on Railway Electrification, 448*, 479, See 438
Observatory, Mount Wilson, Work of, 674
O’Callaghan, J. P., on Water Purification, 286. See 267
Ocean Currents and Wind, Relationship, 270
Oerlikon TyTe Heating Furnace, 230*
Office Buildings, Lift Equipment, 148
Oil,(Crude, Burmah and Assam, 470
of Sarawak and Persia, 56
Engines. See Engines, Oil; Motor Cars ; Motor Boats; Tractors
Fuel, Centrifugal Separation of Ash, 312
Installations, Passenger Steamers, Board of Trade Rules, 213
Pumps for (A. G. Mumford, Ltd.) 692
Industry, Economics, 740
Engineers’ Work in, 343
Lubricating, Consumption, Marine Diesel Engines, 624
Measuring Fixed Quantities, Meter Attachment, 749*
Measures and Geology, South West Persia, 647
Motors. See Engines, Oil; Motor Cars;Motor Boats ; Tractors
Petroleum, Geology of, 741
Production, Engineering Features, 741. See Erratum, 797
Prospecting, Analysis of Gases in Underground Water, 78
Pump, Turbine-Driven, for Turbo-Generator, 134*
Resources of Australia, 150
of British Empire, 150, 739, 760
Shale Fields of Somerset, 714. See Erratum, 836
Refining, 760
Spraying, Gas Mains, Aerograph, 711
Switches. See Switchgear
Tankers, Development, 760
“ British Aviator,” Launch, 680
Tractors. See Tractors
Transport and Storage, 760, 761
Viscosity Tests, High Temperatures and Pressures, 693*
Wells, Electric Power for Drilling and Pumping, 214
Methods of Drilling, Evolution, 741
Paraffin Deposits in, 119
World-Struggle for (Review), 215
See also Lubrication ; Petroleum Omnibus, Motor. See Motor Omnibus
O’Neill, H., on Density of Crystals of Alpha Iron, 631
Open-Hearth Furnace. See Furnace Oppau Chemical Works Explosion, Cause, 501 Optical Apparatus, British Industries Fair, 583;
Physical and Optical Societies’ Exhibition, 20*, 54*, 140*. See Erratum, 48
Gauge, Cylindrical Bodies, Hilger’s, 10*
Glass. See Glass
Instruments, Addition of Aberrations, 270
Investigation, Stresses in Pinions, 254*
Projection Comparator, Wilson, for Screw Threads, 606*
Micrometer, Measuring Fine Wires, 716*. See 20
Opaque Objects, 699
Pyrometers. See Pyrometers
Society : Exhibition of Scientific Apparatus, 20*, 54*, 140*, T43*. See Erratum, 48 ; Relation between Aperture, Axial Thickness, and Form for a Single Lens, by T. Smith, 78 ; Determination of Aberrations as Expressed in Geometrical Optics from the Indications of the Hilger Interferometer, by J. W. Perry, 78 ; Addition of Aberrations, by T. Smith, 270 ; Choice of Wave Lengths for Achromatism in Telescopes, by Lieut.-Col. J. W. Gifford, 270; New Form of Corneal Microscope with Combined Slip Lamp Illuminating Device, by E. F. Fincham, 270 ; Trough- ton Dividing Engine, by D. Baxandall, 270; Study of the Significance of the Foucault Knife-Edge Test when Applied to Refracting Systems, by Miss H. G. Conrady, 400 ; A Reflecting Spherometer, by B. K. Johnson, 400 ; Measurement of Chromatic Aberration on the Hilger Lens Testing Interferometer, by R. Kingslake and Dr. L. C. Martin, 400; Note on a Convenient Bench for Testing Object Glasses, by Dr. L. C. Martin, 400 ; Feasibility of Cinema Projection from a Continuously Moving Film, by H. D. Taylor, 576 ; A New Perfectly Anallatic Internal- Focussing Telescope, by E. W. Taylor, 576; Preparation of Coppered-Glass Mirrors, by E. A. H. French, 670 ; Taylor- Hobson F/2 Anastigmat, by H. W. Lee, 670; Reference System for Primary Aberrations, by T. Smith, 670; Wide- Angle Ortho-Stereoscopy : Its Optical, Practical and Psychological Advantages, by Col. L. E. W. van Albada, 826; Binocular Vision and the Stereoscopic Sense, by R. J. Trump, 826.
Optical Study, Diffusion in Liquids, 698
Optics, Bench for Testing Object Glasses, 400
Elementary, Diametral Plane in, 698
Foucault Knife-Edge Test for Lenses, 400
Interference Fringes, Microscope for Observing, 288
Lens Testing, Determination of Aberrations by Hilger Interferometer, 78, 400
Reference System for Primary Aberrations, 670
Single Lenses, Aperture, Thickness and Form, 78
Spherometer, Reflecting Type, 400
Stereoscopic Sense and Binocular Vision, 826
Stereoscopy, Wide Angle, Advantages, 826
Telescope, Internal-Focussing, Surveying Instruments, 576
Ordnance. See Explosives ; Guns; Warships
Ore-Carrying Steamers, Strength of, 311
Crusher, Vickers’ Gyratory, 606*
Grading, Kinetic Elutriation Process, 442
Iron, Beneflciation of, 567
Koursk Deposit, Russia, 152
Resources of British Empire, 740
Lead, Brine Leaching Processes, 251, 319
Nickel, Deposits and Uses, 102
Vanadium Deposits, 609
Organic Chemistry. See Chemistry
Substances, Crystalline Structure, 211*, 244*, 274*, 310*
Orifices, Discharge through, Principle of Similarity, 327
Plate, Measurement of Air Flow, 227*, 314*, See 502
Osborn Moulding Machines, 825
Oscillations, Transverse, of Girders. Live Load and Impact Allowances, 378
Oscillograph. See Electric
Osglim Lamps, Properties, 481
Ovens, Coke. See Coke Ovens
Overhead Cranes. See Cranes
Power Transmission Line, Gorseinon, South Wales, 260*. See 295*
Transmission Lines, Regulations, 52
Transmission Lines, Tasmanian Water Power Scheme, 694*
Overseas Trade Department: Report on Economic Position of South Africa, 52 ;
Report on Australian Economic and Commercial Situation, 150; Report on Trade of New Zealand, 262; Report on Economic and Financial Conditions in Belgium, 438; Report on Italian Commercial, Industrial and Economic Situation, 501; Report on British Trade Representation in Western Canada, 810
Overwind Preventer, Colliery Winding Engines, Whitmore’s, 678*
Owen, W. H., on Boiler Trials with Preheated Air, 210
Oxford, Early Science in (Review), 22
Spraying Machine for Roads, 804
Oxy-Acetylene Cutting Machine, Oxytome, 411*
Welding. See Welding
Oxygen Breathing Apparatus for Aviators, 506*
Apparatus, Mine Rescue Work: Report, 307 ; Training in Use, United States, 393 ; Proto Apparatus, 807*
Generation, Materials for, 711
Liquid, Cartridges for Blasting, 711. See Erratum, 735
Use in Blast Furnaces, 497
Oxytome Cutting Machine, 411*

P

PADIHAM, New Electric Power Station, 709
Paints and Varnishes, Exhibits at British Empire Exhibition, 646, 710
Palace of Engineering, British Empire Exhibition, Construction, 263*. See 228*, 291*
of Industry, British Empire Exhibition, Construction, 291*. See 228*, 263
Palestine, Water Supply, Military, 133
Palmer-Camellaird-Fullagar Oil Engine, Trials, 409
Palmers’ Dock and Ship Repair Works, Swansea, 602*, 637*
Palmers Shipbuilding and Iron Co., Ltd., Filtrator BoiJer-Scale Prevention Process,
623*; Launch of M.S. “British Aviator,” 680
Paper Pulp, Centrifugal Pump for, 691
Paraffin Deposits in Oil Wells, 119
Engines. See Engines, Oil
Tractors. See Tractors
Paravane, Submarine Mine Defence, 802
Paris, Prof. A., on Aluminous Cement, 567
“ Paritutu,” Bucket and Suction Dredger, 546
Parker Gas-Producers, Motor Wagons, 711
Parsons, C. A., and Co., Ltd., Shanghai Turbine Failure, 18, 645; 12,000 KW. Turbo-
Generator, Colenso Power Station, 721* Parsons Motor Co., Ltd., Air-Compressing and Pumping Sets, 432*
Parsons, Sir C. A., on Physics and Engineering, 705
Parsons Turbines. See Turbines, Steam; Marine Propulsion
Passenger Lifts, Electric, Office Buildings, 148
Steamers. See Steamers
Patchell, W. H., on Power Stations, 412. See 403, 434, 464
Patents, Inventions by Employees, 309
Patents, Record, 33*, 63*, 95*, 129*, 161*, 224*,
256*. 289*, 321*, 386*, 419*, 482*. 513*, 562*, 593*, 720*, 752*, 812*. See PATENT RECORD INDEX
Paterson Engineering Co., Ltd., Chloronome Sterilising Apparatus, 142*. See 266
Pattern Making, Nccol Plastic Wood, 825
Pavesi Articulated Tractor and Lorry, 317*.
See Erratum, 368 Payment of Labour. See Labour
Payne, M. P., Rolling Experiments on Ship Models, 745*, 777*. See 488
Pearce, J. G., on British Cast Iron Research Association, 761
Pearce, S. L., on Barton Power Station, 511
Peebles Sand Washer, Filter Beds, 784*
Pelton Wheel Drive, Centrifugal Drying Machines, 818*
Standard Tests, Report, 439*
30,000-H.P. Twin, Behira Power Plant, 542*
Waddamana Power Plant, Tasmania,595*
Pendulum Dynamometer, Force Measurement, Testing Machines, 148
Mills, Pulverisation of Coal, 383*
Simple, Sir G. Greenhills Form, 648
Penner River, India, Rainfall and Flow, 194
Permanent Magnets. See Magnets
Permanite Magnet Steel, Magnetic Tests, 295*. See LETTER 368
Permutit Process,Water Softening, 267,286,626
Persia, South West, Geology and Oil Measures, 647
Crude Oils, Properties, 56
Peskett, L., the Late, 335
Petrol, Cork-Packed Plug Cock, 303*
Motors. See Aeronautics; Engines, Petrol; Motor Cars ; Motor Boats ; Tractors
Pump, Shell Kerbside, 301*
Storage Tanks, Evaporation Losses, 82
Tractors. See Tractors
Petroleum, Crude, Burmah and Assam, 470 ;
Sarawak and Persia, 56
Geology of, 741
Industry, Economics, 740
Engineers’ Work in, 343
Production, Engineering Features, 741. See Erratum, 797
Prospecting, Analysis of Gases in Underground Water, 78
Resources of British Empire, 739, 760
Technologists, Institution of: J. Kewley on Crude Oil of Sarawak, 56; Dr. A. E. Dunstan on Crude Oil of Maidan-i-Naftun, 56 ; C. H. McCarthy-Jones on Electricity in Oil Fields, 214 ; Presidential Address by H. Barringer on the Engineer and the Petroleum Industry, 313 ; Annual Dinner, 377; W. J. Wilson on Crude Oils of Burmah and Assam, 470 ; K. R. Richardson on Geology and Oil Measures of South West Persia, 647 ; (Students’ Section, Birmingham Branch), Dr. W. F. Leslie on Somerset Oil-Shale, 714. See Erratum 836
Transport and Storage, 760, 761
Wells, Electric Power for Drilling and Pumping, 214
Paraffin Deposits in, 119
World-Struggle for (Review), 215
See also Oil; Paraffin ; Engines, Oil
Pharmaceutical Preparations, British Empire Exhibition, 647
Phenological Observations, 1923, Report, 702
Phillips, A. F., the Late, 473
Philosophical Society, Greenock. See Greenock
Phosphorus, the Glow of, 804
Photo-Electric Effect, Neon Lamps, 481
Photographic Lens, Dallmeyer High-Speed, 20.
See Erratum, 48
Taylor-Hobson, Large Aperture Anastigmat, 670
Wide-Angle, for Sky Photography, 496
Photography, Progress in, 614
Photometer, Cube, for Mean-Spherical Candle Power, 543*
Spectro, Bellingham-Stanley, 140
Photometry, Measurement of Illumination in Rooms, 648
Photomicrographs. See Microphotographs
Phragmen, G., on X-Ray Studies, Copper-Aluminium Alloys, 360
Physical Apparatus, Physical and Optical Societies’ Exhibition, 20*, 54*, 140*, 143*. See Erratum. 48
Chemistry. See Chemistry
Instruments, Early History (Review), 22
Laboratory. See National Physical
Science Exhibits, British Empire Exhibition, 580

‘’’Physical Society :

Exhibition of Scientific Apparatus, 20*, 54*, 140*, 143*. See Erratum, 48
Aeolian Tones, by E. G. Richardson, 288
Effect of Torsion on the Thermal and Electrical Conductivities, Metals, 288
Microscope for Observation of Interference Fringes, Demonstration by C. W. Hawksley, 288
Jubilee Celebrations, 364, 408 Generalisation of Whitehead’s Theory of Relativity, by G. Temple, 384
Structure of the Atomic Nucleus and the Mechanism of its Disintegration, by Dr. II. Pettersson, 384
Effect of a Magnetic Field on the Surface Tension of a Liquid of High Susceptibility, by Miss W. L. Rolton and R. S. Troop, 385
New Photo-Electric and Ionisation Effect, by U. A. Oschwald and A. G. Tarrant, 481
Certain Properties of the Osglim Neon- Filled Lamp, by J. H. Shaxby and E. J. Evans, 481
Notes on Some Electrical Properties of the Neon Lamp, by U. A. Oschwald and A. G. Tarrant, 481
Critical Resistance for Flashing of the Low-Voltage Neon Discharge Tube, by J. Taylor and W. Clarkson, 482
Diametral Plane in Elementary Optics, by Dr. C. H. Lees, 698
Apparatus for Determination of Latent Heats of Liquids of High Boiling Points, by J. H. Awbery and Dr. E. Griffiths, 698
Study of Diffusion in Liquids by an Optical Method, by Dr. B. W. Clack, 698
Method of Optical Projection of Opaque Objects, by W. A. Benton, 699
Magnetism of Annealed Carbon Steels, by Prof. S. W. J. Smith, A. A. Dee and W. V. Mayneard, 811
Some Thermo-Magnetic Properties of Nearly Pure Iron, by W. V. Mayneard and A. A. Dee, 812
Physicists in Metallurgy, 212
Physics, Atomic Nucleus, Nature and Properties 384, 458*
Atoms and Isotopes, 770*
Crystalline Structure of Organic Substances, 211*, 244*, 274*, 310*
and Engineering, 643, 705. See 212
Glow of Phosphorus, 804
Institute of: Prof. C. H. Desch on the Physicist in Metallurgy, 212 ; Presidential Address by Sir C. A. Parsons, on Physics and Engineering, 705
Light, Undulatory and Corpuscular Theories, 204
Sizes of Atoms and Molecules, 770
Specific Heat of Gases and Molecular Structure, 580
Whitehead’s Theory of Relativity, 384
Work of Sir J. Dewar, 116
of Lord Kelvin, 799
See also Physical Society and PARAGRAPH INDEX
Physiological Effects, Air Temperature and Humidity, 427
Pickles, Dr. S. S., on Consistency of Rubber, 57
Piecework. See Labour
Pig Iron Prices. See Metal-Price Diagrams
Pile Driving, Damage to Adjacent Buildings, 163. See Erratum, 213
Battery, High Tension, Major Phillips’, 801
Piling, Ferro-Concrete, Warehouse Foundations, Use of Ciment Fondu, 144
Pinions. See Gears; Gearing; Marine Propulsion
Pipes, Air Flow in, Measurement by Plate Orifices, 277*, 314*. See 440*, 502
Cast Iron, British Empire Exhibition, 789
Fluid Flow, Principle of Similarity, 327*
Gas and Water, Tapping under Pressure, 783*
Heating Machine, Electric, Acton Car Repair Shops, 200*
Joints, Flexible, Victaulic System, 205*
Line, Bombay Water Supply, 315
Design of Surge Tanks, 392*
Military Water Supply, Palestine, 133
Steel and Wood Stave, Tasmanian Water-Power Scheme, 569*
Screwing Machine, Rapid, 77*
Steel, British Empire Exhibition, 605, 668, 788
Reinforced with Rings, Stresses, 87 (See Erratum, 173), 154, 434
Water, Cleaning Apparatus, Water-Propelled, 587*
Cole Recording Pitometer for, 785
Flow in, Measurement by Salt, 439, 441 ;
Measurement by Plate Orifice, 440* See 277*, 314*,‘502
See also Tubes
Pirani Gauge for High Vacua, 387
Pirrie, Lord, the late, 771*
Pistons, Aluminium-Alloy, Marine Diesel Engines, 589. See 515 Pit Cages. See CoUiery Cages
Head Gear, British Empire Exhibition Colliery, 679*, 726*
Props, Steel Tubular, 789
Pitometer, Cole Recording, for Water Mains, 785
Pitot Tube, Cylindrical, for Water Flow Measurement, 440*
Pivot, Magnetic, for Instruments, 801
Planing Machine. See Machine Tools
Plant Growth, Effect of Atmospheric Electric Currents, 400.
Plastic Wood, Necol, Pattern Making, 825
Plate, Flat, Effect of Length on Skin Friction, 517, 718*
Orifices, Measurement of Air Flow, 277*, 314*. See 502; Measurement of Water Flow, 440*
Square, Air Resistance of, Scale Effect, 359
Steel, Oxytome Cutting Machine, 411*
Prices. See Metal-Price Diagrams
Plating, Electro. See Electro.
Plug Cock, Cork-Packed, for Petrol, 303*
Valve, Water Mains, Lundgren-Boyd Remote Control, 814*
Pneumatic Crane, Acton Car Repair Shops, 230*
Tools. See Machine Tools
See also Compressed Air ; Air Compressor
Pocock, L. C., on Faithful Reproduction in Radio Telephony, 612
Polishing Machine, Terrazzo Floors, 574
Pontardulais Sub-station, Gorseinon Electric Supply, 260*, 295*
Pontoon, Subaqueous Rock Breaking, 546*
Port of Bristol, Development, 729
of Calcutta, Extensions, 37*
Clarence, Tar-Macadam Plant, 700*
Facilities, Report on, 708
of London, Access to Victoria Docks, 584
Portable Engine. See Engine
Machine Tools. See Machine Tools
Portland Cement. See Cement
Vase, Duplication of, 496
Positive Rays, Detection of Isotopes, 770
Exhibits at British Empire Exhibition, 581
Post Office Telephone Exchanges, 120-Watt Generating Set, 811*
Transatlantic Wireless Telephony, 709
Pott, Cassels and Williamson, Centrifugal Machines, British Empire Exhibition, 818
Powdered Coal. See Pulverised Coal
Powders, Classification by Kinetic Elutriation, 442
Power Alcohol. See Alcohol; Motor Fuels
Power Conference, World, British Empire Exhibition, 644. See 766
Electric, Generation and Transmission Costs, 450, 479
Use on Oil Fields, 214
Factor, Induction Motors, Control (Review), 783
Gas. See Gas ; Engines, Gas ; Producers
Hammer. See Hammer under Machine Tools
Plants, Advantages of High Pressures, 191, 238, 753
Factory, Advantages of Diesel Engines, 121*
Hydro-Electric, Behira, India, 30,000-
H.P. Twin Pelton Wheels, 542*
Hydro-Electric, Design of Surge Tanks, 392*
Hydro-Electric, Report on Standard Tests, 439*
Hydro-Electric, Ritom Lake, Bursting of Tunnel, 217
Hydro-Electric, Sorocaba, Brazil, Hydraulic Turbine, 541*
Hydro-Electric, Tasmania, Great Lake Scheme, 355*, 451*, 568*, 595*, 694*, 792*
Improvement in Efficiency, 113, 189*, 403, 412. See LETTERS, 434, 464. See also 753
Pulverised Coal for Steam Raising, 14, 87, 186, 414
Steam, Small Capacity, 500
See also Power Stations ; Power, Water ;
Sub-Stations
Press. See Machine Tools
Production, Two-Stage Steam Generation, 113
for Ship Propulsion. See Marine Propulsion ; Ship Resistance
Stations, Electric, American, Operating Costs, 93
Electric, Barton, Manchester, 511
Electric, British Empire Exhibition, 330*, 363*, 387*, 425*, 455*, 490*. See Erratum, 444
Electric, Colenso 12,000 KW. Turbo-Generator, 721*
Electric, Dalmarnock, 511
Electric, Gennevilliers, Boiler Plant for Pulverised Fuel, 186
Electric, Hackney, Treatment of Circulating Water with Chlorine, 142*, 266.
Electric, Loughborough, Extensions, 763
Electric, Macclesfield, Diesel Engine, 731*
Electric, North Tees, 753*
Electric, Padiham, Lancashire Electric Power Co., 709
Electric, Past and Future Development, 412. See 403, 434, 464
Electric, Rotherham, 30,000-KW. Turbo-Generator, 65*, 134*.
Electric, Shanghai, Turbo-Generator Disaster, 18, 645
Electric, Steam and Diesel-Driven, Comparisons, 93.
Electric, Thermal Efficiency, 113, 189*, 403, 412. See LETTERS, 434, 464. See also 753
Electric, Waukegan, 255
Gas-Driven, Swindon Gas Works, 421
See also Power Plants ; Sub-stations
Supply, Electric, Disturbance of Telephone Servioes, 556
Edinburgh and Lothians Electricity District, 236
Electric, 33,000 Volt, Gorseinon, South Wales, 260*, 295*
Electric, Lancashire, Padiham Power Station, 709
Electric, Morwell, Cable Laying, 23*
Electric, Powers of Electricity Commissioners, 502
Electric, in Shanghai, 645. See 18
Transmission, Clip for Shafting Brackets, 395*
Electric, Transverter for High-Tension
Direct Current, 563*. See LETTERS, 649, 669, 712, 744, 796, 825
35,000 Volt, Gorseinon, South Wales, 260*, 295*
Lines, Overhead, Regulations, 52
Lines, Tasmanian Power Scheme, 694*
See also Gearing ; Marine Propulsion
Water, Irish, Development of, and German Contractors, 339, 572
Tasmania, Great Lake Scheme, 355*, 451*, 568*, 595*, 694*, 792*
See also Hydraulic ; Power Plants, Hydro-Electric ; Pelton Wheels; Turbines, Hydraulic
Prandtl Theory, Aeroplane Lift and Drag, 1*, 35*, 100*, 169*, 258*, 823. See LETTERS, 313, 744*
Preheaters, Air, Howden-Ljungstrom, Boiler Trials with, 210
Presidential Address to Chamber of Shipping, by Sir A. G. Anderson, on Shipping Industry, 274
to Institute of Metals, by Prof. T. Turner, on Work of the Institute, 344
to Institution of Gas Engineers, by S. Tagg, on the Gas Industry, 834
to Institution of Mechanical Engineers, by W. H. Patchell, on Power Stations, 412. 403, 434, 464
to Institution of Naval Architects by the Duke of Northumberland on Work of Institution, 471. See 832
to Institution of Petroleum Technologists by H. Barringer, on the Engineer and the Petroleum Industry, 343
to Institute of Physics, by Sir C. A. Parsons, on Physics and Engineering, 705
to Iron and Steel Institute by Sir W. Ellis, on Steel Works Practice, 611, 616
to Junior Institution of Engineers, by Sir J. F. Flannery, on Progress in Marine Propulsion, 84
Press. See Machine Tools
Pressed Steel Work, Modern Developments and Applications, 124*
Pressure Gauges for High Vacua, 387*, 429*
Indicators, Distant, Gas Mains, 710
Steam, Control of, Area Regulators, 714
Prices of Metals. See Metal-Price Diagrams
Prestige, British Engineering, 829
Prices of Metals. See Metal-Price Diagrams
Primary Aberrations, Reference System, 670
Battery. See Cell under Electric
Primrose, J. S. G., on Dynamometers, 148
“ Principessa Giovanna ” and “ Principessa Maria,” Italian Cargo Steamers, 821
Printing Machinery, Damage to Buildings by Vibration, 163*. See Erratum, 213
Trades Unions, Agreement Between, 407
Producers, Gas, British Empire Exhibition, 710
Firing Vertical Gas Retorts, 167*. See 228*, 328*, 421*
Engine. See Engines, Oas
Suction Gas, Motor Wagons, Parker, 711
Production Costs, Engineering Industry, Factors Affecting, 273, 308, 340, 374. See LETTERS, 313, 397
Projectiles, Hadftelds, Ltd., British Empire Exhibition, 730
Measurement of Head Resistance, 694
Production during the War, 132, 147. See 270, 271, 313
Projection Comparator for Screw Threads, Wilson, 606*
Micrometer, Lewbeck, Measuring Fine Wires, 716*. See 20
Optical, Opaque Objects, 699
Propellers, Aerial. See Aeronautics
Hotchkiss Hydraulic System, 13*
Marine and Aerial, Lancbester-Prandtl Theory, 258*
Model Experiments, 358, 832, 842, 844*.
in Tunnels, Shallow-Draught Steamer, 10*
Shafts, Vista Stern-Tube Appliances, 592
Propulsion of Ships. See Marine Propulsion ; Engines; Turbines; Propellers; Ship Resistance
Proto Mine-Rescue Apparatus, 807*
Public Address System, Loud-Speaking Telephony, 560*
Pulleys, Belt, Grinding Machine for Faces, 12
Pullman Parlour and Buffet Railway Cars, 595
Pulp, Paper, Centrifugal Pump for, 691
Pulverised Coal, Comparison of Unit and Storage Systems, 415*. See 381*
Preparation and Use, 381*, 415*
for Steam Raising, 14, 87,.186, 414
Use in Open-Hearth Furnaces, 30
Lopulco System, Continental Power Stations, 186
Pulverising Plant for Coal, 382*, 415
Pulsometer Engineering Co., Ltd., Pumps, British Empire Exhibition, 691*
Puma Aero Engine, Air Consumption and Horse-power Tests, 502, 507*. See LETTERS, 585, 049
Pumps, Boiler-Feed, Venturi Meter for Pulsating Flow, 7*. See 785
Centrifugal, Boiler-Feed, Italian Cargo Steamers, 822*
Boiler-Feed (Worthington-Simpson,Ltd.), 490*
Bore-hole, Somerford Pumping Station, 187*. See 155*
Calcutta Water Works, 689
Circulating and Condensate (Worthington-Simpson, Ltd.), 458*
Design, Principle of Similarity, 392*
High-Lift, Single-Stage (Pulsometer Engineering Co., Ltd.), 691
High-Speed, Single-Stage (J. Cochrane (Barrhead), Ltd.), 691*
Hotchkiss Propulsion System, 13*
Land Drainage, Holland, 446*
48-in. Low Lift, Littleton Reservoir, 689*
Oil-Engine Driven, Semi-Portable (Parsons Motor Co., Ltd.), 433*
Oil, Turbine-Driven, for Turbo-Generator Lubrication, 134*
for Paper Pulp (J. Cochrane (Barrhead), Ltd.), 691*
for Slurry (Pulsometer Engineering Co., Ltd.), 691*
Steam-Turbine Driven, Ships Auxiliaries, 478*. See 489, 821*
Stereophagus, Vertical Spindle, for Sewage, 692*
Fuel, and Atomiser, National Cold-Starting Oil Engine, 534*
Petrol, Shell Kerbside, 301*
and Pumping Machinery, British Empire Exhibition, 689*
Production of High Vacua, 330, 365*, 648.
Reciprocating, Vertical, Direct - Acting,
Boiler Feed (Worthington-Simpson, Ltd.), 490*
Vertical Double-Acting, Restler (Beck and Co., Ltd.), 692*
Vertical Duplex and Simplex, Oil Fuel (A. G. Mumford, Ltd.), 692
Screw, Land Drainage, Holland, 448*
Vacuum, Mercury-Vapour Diffusion Type, 365*. See 648
Holweek Molecular, 55*
Pumping, Oil Well, Electric Power for, 214
Plant, Land Drainage, in Holland, 446
Palmers’ Graving Dock, Swansea, 638 See 602*
Station, Diesel-Engine, Gezira Irrigation Scheme, 624, 654*, 685*. See 636*
Somerford, South Staffordshire Water-Works Co., 155*, 187*
Purification of Water. See Water
Pyrometer, Radiation, Pyro, 493*
Use in Glass Works, 269

Q

QUAY Extensions, Port of Calcutta, 37
Quartz Fibre Gauge, High Vacuum, 387*. See 429 — Gold-Bearing, Treatment, 760
Quenching of Steel. See Heat Treatment under Metallurgy
Quick-Firing Guns. See Guns
Quicksilver. See Mercury; Metal - Price Diagrams
Quigley, F. B„ on Open-Hearth Furnace Regenerators, 29*
Quincke, Prof. G. H., the Late, 185

R

RADIAL Drill. See Drill under Machine Tools
Radiation Pyrometers. See Pyrometers
Radiators, Heat Transmission from, 831
Radio Research Board, Atmospherics in Wireless Telegraphy, 709
Radioactivity and Atomic Nucleus, 459*
Exhibit, British Empire Exhibition, 581
Radiographic Apparatus, Physical and Optical Societies’ Exhibition, 54
Radiotelegraphy. See Telegraphy, Wireless
Radiotelephony. See Telephony, Wireless
Radojet Air Extractor, Condensing Plant, 427
Rails, Steel, Exhibits at British Empire Exhibition, 604, 605, 668, 730
Flat-Bottomed, British Standard Sections, 797
Prices. See Metal-Price Diagrams
Railroad, Denver and Salt Lake, Moffat Tunnel, 473
Southern Pacific, Locomotive Runs, 253,502
See also Railways
Railway, Assam-Bengal, Slips and Washouts, 141
Bridge. See Bridge
Carriage. See Carriage
City and South London, Tunnel Widening Work, 561; Earth Subsidence, 520
Coupling, Gearlock-Reyhard, 460
Development, British African Dependencies, 180
Electrification, British and Foreign Position, 51. See 235
British Main Lines, 437, 448*, 479
Effect of Grouping System, 437. See 235
and London Traffic Problem, 406
and Unemployment Relief, 437
Egyptian State, Royal Saloon, 539*
Glasgow Subway, Proposed Electrification, 407
Great Western, Coal-Gas Plant, Swindon Works, 164*, 228*, 328*, 421* ; Freight Train Formations, 729
Indian, Rules for Bridge Design, 209
Inspection Cars, Petrol-Driven, 667*
Japanese, Electric Locomotives, 97*
Locomotive. See Locomotive
London, Midland and Scottish, 4-6-0 Type Locomotive, 665*
and North Eastern, Locomotive Connecting Rod Failure, Report, 57; 4-6-2 Type Locomotive, 537*
Management, Control of Locomotive Working, 469
New York Subway, Steel Carriages, 127
Nigerian State, Air Compressors 398*, 432*
and Road Transport, Comparisons, 234
Rolling Stock. See Carriages; Locomotives ; Wagons
Screw-Propelled, British Empire Exhibition, 225
Signalling. See Signalling
South African, Carriages and Electric Locomotives, 595*; Turbo Generator,
Colenso Power Station, 721*
Southern, Floating Dock for Southampton, 206, 789*; Toplis Luffing Cranes,
Southampton Docks, 762*
Stockton and Darlington, Early Locomotive, 535*
Street. See Tramways »
Strike and Maintenance of Agreements, 149
Train Brake. See Brake
Tube. See Underground
Underground. See Underground
United States, Long Distance Locomotive Runs, 502 See 253
States, Refrigerator Cars, Thickness of Insulation, 217*, 252*
States, 1922 Statistics, 115
Wagons. See Wagons
Wheel and Axle Lathes 695*
Steel, Davis Centrifugal Casting Process, 605*
and Tyre Shops, Acton Car Repair Depot, 229*
Work, Application of Underdrainage, 141 Steels for, 742
See also Railroads and PARAGRAPH INDEX
Rainfall Distribution, Uganda and Kenya Colony, 702
and Floods, Damodar River, 86
and Run-off Catchment 40*, 87, 193*
off Ground, Effect of Bridges on Waterways, 87
off Ground, Shape of Catchment, 87
Ralston, O. C., on Hydro-Metallurgy of Lead, 251, 319
Ramsay Memorial Laboratory, University College, Inauguration, 116
Ramsbottom, J. E., on Aircraft Fabrics, 805
Rangoon, Hydraulic Fire Ladder for, 575
Ransome, A., and Co., Ltd., Multiple Saw Bench for Laths, 475*
Rapid Screwing Machine, 77*
Rare Metals, Analysis of, 119
Rathbone, E. P., the Late, 796
Rayleigh, Lord, on the Glow of Phosphorus, 804
Raymond Pulveriser for Coal, 383*
Razor Blades, Electric Furnaces for Heat Treatment, 713*
Read, Sir A., on Coastal Shipping, 487
Recalescence Curves. See Metallurgy
Recorder, Carbon Monoxide, Uehling 77*
Temperature (Siemens, Brothers and Co., Ltd.\ 55
Recording Anemometer, (Cambridge Instrument Co., Ltd.), 20*
Gas Flow Meters, Balance Manometer, 143*
Meteorological Instruments, Time Marking System, 826
Recording Pitometer, Cole, for Water Mains, 785
Water Meter, Venturi Type, for Pulsating Flow, 7*. See 785
Rectifiers, Alternating Current. See Transverter
Reducing Valve, Mine-Rescue Apparatus, 807*
Steam Pressure, Area Regulators, 714*
Reduction Gears. See Gears; Marine Propulsion
Refractory Materials, Exhibits at British Empire Exhibition, 605, 710
Heat Conductivity and Specific Heat. 300
Work of National Physical Laboratory, 630
See also Firebricks
Refrigerating Machine, Autofrigor, Using Methyl Chloride, 104* See Erratum, 141
Plant, Ammonia Compressors, Blackfriars Cold Stores, 42*. See LETTER, 206
Refrigeration, Insulating Materials, British Empire Exhibition, 710
Plant, Australian, British Empire Exhibition, 725*
Thermal Properties of Methyl Chloride, 613
Use of Ethyl Chloride, 84
See also Cold Storage
Refrigerator Cars, Thickness of Insulation, 217*, 252*
Regenerative Coal Gasification, Aylesbury, 834
Furnace. See Furnace
Regenerators for Open-Hearth Furnaces, 29*
Reversing, Open-Hearth Furnaces, Theoretical Considerations, 662
Regulations, Board of Trade: Safety of Merchant Shipping, 241; Ships’ Navigation
Lights and Sound Signals, 312 ; Machinery Surveys, Passenger Steamers, 703
Factory Act, Claims for Breach, 831
Home Office, Grinding Metals and Cleaning Castings, 247
Overhead Lines, Electricity Commissioners, 52
Use of Boilers in India, 183
Reheating Furnace. See Furnace
Steam during Expansion, Turbo-Generator, 754
Reid, R. G., on Refrigerating Machines, 84
Reinforced Pipes, Stresses in, 87 (See Erratum, 173), 154, 434
Concrete. See Ferro-Concrete
Relativity, Whitehead’s Theory, 384
Relay, Hydraulic, Area, Liquid Temperature Control, 714*
Remfrey, D. H., on Bridge Design, 380
Remuneration of Labour. See Labour
Renault Motor Car, Desert Transport, 349
Rennoldson, C., the late, 305
“ Renown,” H.M.S., Construction of, Lord Fisher’s Instructions, 709
Repair Shops, Underground Railways, Acton, 195*, 229*
Warship, Use of Floating Docks, 832, 837*
of Pneumatic Tools, 202, 219*, 277*. See LETTER 313
Work, Military Transport Vehicles, 133. See 148, 270, 271, 313
Ship, Swansea, Palmers’, 602*, 637*
Repeated Stresses. See Alternating Stress under Tests (Materials)
Report, Australian Economic and Commercial Situation, 150
Breakdowns of Electrical Machinery, 520
Chamber of Shipping, 246
Committee on Port Facilities, 708
Destructive Marine Organisms, 5
Development Railways, British African Dependencies, 180
Earth Subsidence, London Underground Railway, 520. See 561
Economic and Financial Conditions, Belgium, 438; Italy, 501; South Africa, 52
Electrical and Allied Industries Research Association, 309
Evaporation Losses, Petrol Tanks, 82
Food Investigation Board, 67
Industrial Fatigue Research Board, 769
Fatigue, Shift Systems Glass Trade, 150
Italian Commercial, Industrial and Economic Situation, 501
Locomotive Connecting-Rod Failure, 57
Mine-Rescue Apparatus, 307
Mount Wilson Observatory, 674
Naval Base, San Francisco Bay, 341
Phenological Observations, 1923, 702
Rest Pauses in Industrial Work, 310
South African Economic Position, 52
Standard Tests for Hydraulic Plant, 439*
Steam Nozzles Research Committee, 657, 673, 681*
Trade of New Zealand, 262
Thermal Properties of Methyl Chloride, 614
Unemployment Insurance, 182
Vocational Training, Manual Workers, 341
Work of National Physical Laboratory, 823
See also Board of Trade
“ Repulse,” H.M.S., Construction of, Lord Fisher’s Instructions, 709
Rescue Apparatus, Mine. See Colliery Rescue Apparatus
Research, Aeronautical, Direction of, 116
Association, British Cast-Iron, 761
Electrical and Allied Industries, 309
Non-Ferrous Metals, British, 762
Chemical, in India, 614
Committee, Steam Nozzles, Third Report, 657, 673, 681*
Cotton, Sldrley Institute Memoirs (Review), 813
Fuel, Economic Balance in Coal Carbonisation, 407
Industrial Fatigue. See Industrial Fatigue under Labour
Laboratory, Vickers, Ltd., British Empire Exhibition, 614. See 606*.
Metallurgical, Government Laboratories, 762
Radiotelegraphic, Atmospheric Interference, 709
Scientific, Exhibits at British Empire Exhibition, 580
and Industrial, Report on Mine Rescue Apparatus, 307
Value in Industry, 737
Research Work, Food Investigation Board, 67
Safety in Collieries, 740
See also National Physical Laboratory
Reservoir, Littleton, Centrifugal Pump, 689
Resistance, Air. See Air ; Aeronautics
Electric. See Electric
of Ships. See Ship Resistance
Welding. See Welding
Resonant Vibration, Possible Trouble, 649
Rest Pauses in Repetition Work, 310
Restler Double-Acting Pump, 692*
Retaining Walls, Stepped Ferro-Concrete, Aston, 138*
Retorts, Vertical, Dempster-Toogood Continuous, Swindon Gas Works, 164*, 228*. See 328*, 421*
Reviews. See LITERATURE INDEX Reyrolle, A., and Co., Ltd., Switchgear, British Empire Exhibition Power Station, 490
Rhymney Valley Collieries, Compressed Air Plant, 759
Rice, P. X., on Insulation of Refrigerator Cars, 217*, 252*
Richardson. K. R., on Geology and Oil Measures of South West Persia, 647
Richardsons, Westgarth and Co., Ltd., Proposed Combination in Diesel Engine Design, 805
Richmond, Lieut.-Col. V. C., on Airships, 151
Ridile, Portable, Electrically-Driven, 477*. See 825
Rideal, Dr. E. K., on Colloidal Chemistry, 181
Ridsdale, C. H., on Chemical Standards for Iron and Steel Analysis, 432
Rigid Airships. See Airships under Aeronautics
Ring Roll Mill, Sturtevant, Coal Pulverisation, 383*
Steel, Reinforced Pipes, Stresses, 87.
(See Erratum, 173), 154, 434
Risdon Sub-Station. Tasmania. 792*
Ritom Lake Power Plant, Bursting of Tunnel, 217
River Clyde, Early Hopper Barge for, 548*
Crocodile, Hartebeestpoort Dam, 323*
Damodar, Rain Storms and Floods, 86
Estuaries. Shoal Formation, Model Experiments, 392
Flow and Yield of Hydrographical Basins, 87, 193
Nile, Assuan Dam, Discharge through Sluices, 281
Shannon Power Schemes and German Contractors, 339, 572
Yangtze-Kiang, Shallow-Draught Steamer, 10*
Riveter, Pneumatic. See Machine Tools
Roads, Asphalt Cold - Spray Distributing Machine, 804
Communications, Victoria Dock District, London, 584
Conference, Scottish, Edinburgh, 83, 144
Locomotives. See Motor ; Tractor
Maintenance and Mechanical Transport, 729
Material, Tar-Macadam Plant, Port Clarence, 700*
Scottish, Repairs and Maintenance, 83. See 144
Transport, Horse and Motor Haulage, Comparisons, 405
and Rail Transport, Comparisons, 234
H. I. C. Trailer Car, 186* See also Tar-Macadam
Robb, H., Ltd., Self-Dumping Barge for Dredging, 548
Roberts, C. H., on Water Supply, 343
Robinson, E. L., on Improvements in Central Station Steam Plants, 189*
Robson, O. C., the late, 304
Rock-Breaking Machinery (Hadfields, Ltd.), 730
Subaqueous, Equipment (Fleming and Ferguson, Ltd.), 546*
Crusher, Gyratory (Vickers, Ltd.), 606*
Crushed, Properties and Uses (Review), 183
Tunnels in, Expansion under Hydraulic Pressure 217
Rod, Wire, Continuous Rolling Mills, 620*, 631
Rolled Steel, British Standard Sections, 826
Steel Joists, Clip for Shafting Brackets, 395*
Roller Bearings. See Bearings
Sluice Valves, Hartebeestpoort Dam, 325
Rolling Mill, Continuous, for Tubes, 622
Continuous, Wire Rod, 620*, 631
Electrically-Driven, National Physical Laboratory, 629*
Stock. See Carriages; Locomotives; Wagons
of Ships. See Ships
Rolls, Tyre-Fixing, Acton Car Repair Shops, 232
Rolls-Royce Condor Aeroplane Engine, 62
“ Ronaldshay,” Dredger for India, 548
Rontgen Rays, Examination of Crystalline
Structure, of Organic Substances, 211*, 244*, 274*, 310*
Investigations of Copper – Aluminium Alloys, 360
Investigation of Crystal Structure, 183
Scattering of, 204*
Spectrograph, Dr. A. Muller’s, 46*
Roofs, Steel and Ferro-Concrete, British
Empire Exhibition Buildings, 226*, 291*
Rooms, Measurement of Illumination, 648
Ropes, Wire. See Wire Ropes
Ropeway, Aerial. See Wire Ropeway
Ropner, Sir R., the late, 280
Rosenhain, Dr. W., on Aluminium Alloys, 750*, 780*. See 742
Ross-Johnson, D., on Port°f Bristol, 729
Rotary Engine. See Engine ; Aeronautics
Kilns, Cement Manufacture, Pulverised Coal Firing, 381*. See 415* ; Air Supply, 557
Pump. See Pump
Rotherham Corporation, 30,000-KW. Turbo- Generator, 65*, 134*
Rotors, Turbine, Vibrations, Apparatus for Investigating, 648
Rotterdam Harbour, Coal-Handling Plant, 619
Rouch, Capt. E. A., on Motor Cars for Overseas Markets, 830
Rounthwaite, H. M., the late, 335
Rouse, P. G., on High Speed Forms and Curvature of Buttocks, 3*
Rowe, F. W„ on Properties of Zinc Bronze, 384*. Sec 361
Rowledge, A. J., on Water-Cooled Aero Engines, 59*
Royal Aeronautical Society. See Aeronautical
Agricultural Hall. See Exhibition
Army Ordnance Corps, Rust Removal Process, 25*. See 464
Charter, Supplemental, Institution of Civil Engineers, 21

Royal Institution:

Scientific Work of Sir J. Dewar, by Prof. H. E. Armstrong, 116
Recent Research on Crystal Structure, by Sir W. Bragg, 117
Scattering of X-Rays, by Sir W. Bragg, 204*
Crystalline Structure of Organic Substances, by Sir W. Bragg, 211*, 244*, 274*, 310*
Some Modern Navigation Devices, by F. E. Smith, 299*
Properties of Gases in High and Low Vacua, by Sir E. Rutherford, 330, 365*, 387*, 429*
Nucleus of the Atom, by Sir E. Rutherford, 458*
Colours, Stains and Dyes, by Prof. J. Thorpe, 570
Scientific Apparatus Exhibit at British Empire Exhibition, 580
Forces that Lift Aeroplanes, by Prof. V. F. K. Bjerknes, 647
Atmospheric Interference in Radiotelegraphy, by Dr. E. V. Appleton, 709
The Glow of Phosphorus by Lord Rayleigh, 8Q4
Tyndall Lectures on Accoustical Problems, by Major M. S. Tucker, 810
Royal Meteorological Society. See Meteorological
Saloon, Egyptian State Railways, 539*

Royal Society :

Scientific Apparatus Exhibit at British Empire Exhibition, 580
Conversazione and Exhibition of Scientific Apparatus, 648, 674, 801. See 764*
Royal Society of Arts. See ArZs
“ Royal Sovereign ” Class, II.M. Warships,
Effect of Bulges and Bilge Keels on Rolling, 488, 745*, 777*
Royle, W. H., and Son, Hack-Saw, 645
Rubber Industry, Co-operation in, 609
Institution of: l)r. S. S. Pickles on the Consistency of Rubber and Rubber Compounds, 57; J. Fairbairn on Cooperation in Rubber Industry, 609
and Rubber Compounds, Consistency of, 57
Rudders, Unbalanced, Twin-Screw Ships, Model Experiments, 243
Ships’, Action in Shallow Water, 833
Rules, Board of Trade, Oil Fuel Installations, Passenger Steamers, 213
Bridge Design, Indian Railways, 209
See also Regulations
Rumbold, W. G., on Nickel Ores, 102
Russia, Koursk Iron Ore Deposit, 152
Rust Removal, Electrolytic Process, 25*, 464
Ruston Hornsby, Ltd., 420-H.P. Oil Engine and Electric Generator, 839*
Rutherford, Sir E., on Properties of Gases in Vacua, 330, 365*, 387*, 429* ; on the Nucleus of the Atom, 458*

S

SAFES, Fortis Reinforced Concrete, 72*. See LETTER,110
Safety Appliances, Colliery-Winding Operations, 678*, 726*
in Collieries, Research Work, 740
Device, Kamlok, for Centrifugals, 818*
Guard for Power Presses, 645
Lamps, Mine, Giving Gas Warning, 179, 716*
of Life at Sea. See Life-Saving; Water-Tight Sub-division
Sahara Desert, Motor Transport Vehicles, 347* See 242
Salaries, Average, Engineering Profession, 280
Salt, Water Flow Measurement by, 439, 441
Samuel, T., on Brinell-Tensile Relationship, 662
San Francisco Bay, U S. Naval Base, 341
Sand-Cone Tests, Vibrations of Buildings, 163*. See Erratum, 213
Filling Machine, Moulding Boxes, 804, 825*
Moulding, Fordath Bowl Mixer, 825
Properties and Uses (Review), 183
Slinger for Moulding, 804, 825*
Washer for Filter Beds, Peebles, 784
Sanitary Engineers, Institution of, C. H. Roberts on Water Supply of Rural Districts, 343
Saniter, E. H., on Railway Steels, 742
San key Bending Tests, Iron and Steel at High Temperatures, 69*. See LETTER, 154
Sao Paulo Power Co., Hydraulic Turbine, 541
Sarawak Crude Oil, Properties of, 50
Pavilion, British Empire Exhibition, 528
Sauveur, Prof. A., Award of Bessemer Medal, 616
Saws. See Machine Tools
Scale, Boiler, Prevention, Filtrator Process Using Linseed, 623*
Schmidt, Dr. Ing. W., the late, 400
Schoop Metal-Spraying Process, 710
Science, Early, in Oxford (Review), 22
and Engineering, Relationship, 643
and Labour Conference, British Empire Exhibition, 737
Scientific Apparatus, British Industry, Need for Protection, 705
Exhibition, Physical and Optical Societies’, 20*, 54*, 140*, 143*. See Erratum, 48 ; Royal Society Soiree, 648, 674, 801. See 764*
Vickers’ Research Laboratory, British Empire Exhibition, 614. See 606*
Discoveries, Reward of, League of Nations Proposals, 114
Scientific Exhibits, British Empire Exhibition, 580
Management. See TForZs Management
Novelties Exhibition, 21
Instruments, Early, in Oxford (Review), 22
Research. See Research
Societies. See Institutions
Scleroscopo Tests. See Hardness under Tests (Materials)
Scotland, Edinburgh and Lothians Electricity District, 230
Institution of Engineers and Shipbuilders in. See Engineers
Road and Street Maintenance, 83. See 144
Scott Brothers (Keighley), Shaping Machine, 25*; Rapid Screwing Machine, 77*
Scott-Moncrieff, Major-General Sir G. K., the late. 773
Scotts’ Shipbuilding and Engineering Co., Ltd., Trials of M.S. “Dolius” with Scott-Still Engines, 459. See 247
Scott-Still Marine Oil Engine, Advantages, 247. See 459
Scottish Road Conference, Edinburgh, 83, 144
Scragging Machine for Springs, 200*
Scrapers, Water-Propelled, Cleaning Wat$r Mains, 587*
Screen, Portable, Electrically-Driven, 477*, 825
for Pulverised Coal, 417*
Screening of Illinois Coal, 496
Plant, Coke, Gas Works, Swindon, 421
Screws, Adjustable Plug Gauge for, 775*
Cutting Lathe. See Lathe under J/acAine Tools
Propelled Railway, British Empire Exhibition, 225
Propellers. See Propellers; Aeronautics
Pumps, Land Drainage, Holland, 448*
Threads, Wilson Optical Projection Comparator, 606*
Sc rowing Machine. See Jl/acAine Tools
Sea - Borne Trade and Submarine Warfare (Review), 442
Transport, Coastal Shipping, 487
Future of, 486
Water, Effect on Cement and Concrete, 557. See 567
Corrosion of Muntz Metal by, 625
Velocity of Sound in, Formula, 299
Seaworthiness of Ships and Damage to Cargo, 405
Secondary Battery. See Accumulator under Electric
Stresses in Bridge Design, 209
Selenium, Use in Glass Manufacture, 107
Self-Rescue Apparatus, Carbon Monoxide, for Mines, <fcc., 496
Semi-Portable Engine. See Engine
Sensitive Drill. See Drill under Machine Tools
Separators, Centrifugal. See Centrifugal
Settlement, Foundation, Margarine Factory, Righting by Jacking, 174*
“ Sevilla,” M.S., Valve Gear of Diesel Engine, 532*
Sewage, Stereophagus Pump for, 692* See also PARAGRAPH INDEX
Shafts, Crank. See Crankshaft
Critical Speeds, Apparatus for Investigating, 648; Model Experiments. 423
Propeller, Vista Stern-Tube Appliances, 592*
Sinking, Betteshanger Colliery, 677
Torsional Vibrations, Model Experiments, 423
Shafting Bracket^, Clip for Steel Joists, 395
Shale, Oil, Australian Resources, 150
Refining, 760
Somerset Deposits, 714. See Erratum 836
Shallow-Draught Steamer “ Wanhsien,” for Yangtze-Kiang, 10*
Shanghai, Electric Power Supply, 645
Power Station, Failure of Turbo-Generator, 18, 645
Shannon, River, Power Schemes and German Contractors, 339, 572
Shaping Machine. See Machine Tools
Sheet Ironworkers’ and Boilermakers’ Societies, Amalgamation, Lawsuit, 183
Shell Kerbside Petrol Pump, 301*
Shells. See Projectiles
Shift Systems, Glass Trade, Comparisons, 150
Shigemitsu, A., on Skin Friction, 517
Ships, Behaviour in Rough Seas, Model Experiments, 422. See 516
Cables and Steering Gear, Standardisation, 255
under Construction, Lloyd’s Statistics, 57,470
Design, High Speed Forms and Curvature of Buttocks, 3*
Scientific Aspects, 832, 841*
Diesel-Engined. See Motor Ships ; Marine Propulsion
Drift Caused by Rolling, 488
Effect of External Explosions, Model Experiments, 422
Effect of Wind and Waves on Propulsion, 516. See 422
Hatchways, Protection During Loading and Unloading, 831
Life-Saving Equipment and Subdivision, 844. See 832
Lost, Lloyd’s Statistics, 206
Merchant, Passenger and Cargo (Review), 557
Model Experiments, High Speed Forms and Curvature of Buttocks, 3*
Experiments, Speed and Power of Ships,
832, 842, 844*
Experiments, Steering Ships in Shallow Waters and Canals, 833
Experiments, Work of Froude National Tank, 823
Experiments. See also Ship Resistance
Motor. See Motor Ships; Marine Propulsion
Navigation Lights and Sound Signals, Regulations, 312
Oil Tank, Development, 760
Passenger, Intermediate Type, Design, 834, 839*
Water-Tight Subdivision, 157*
Propellers. See Propellers
Propulsion. See Murine Propulsion; Engines; Turbines; Propellers
Ships, Repair Works, Swansea, Palmers’, 602* 637*
Resistance, Analysis of, 517
Effect of Length on Skin Friction, 517, 718*
Model Experiments, Principle of Similarity, 358*
Skin Friction and Law of Comparison, 517
Rolling of, Drift Caused by, 488
Model Experiments, Effect of Bulges and Bilge Keels, 488, 745*, 777*
Seaworthiness, and Damage to Cargo, 405
Speed and Power of, 832, 842, 844*
Stability Calculations, 843*
Steering Gear, Standardisation, 255
Gear, Williams-Janney Electro-Hydraulic, 803*
in Shallow Waters and Canals, 833
Structural Strength of, 842
Suction between Passing Vessels, Mode Experiments, 422
Timber, Protection from Marine Organisms,5
Torsion of, Stress Calculations, 516
Trim Indicator and Shoal-Water Alarm, 617*
Twin Screw, Unbalanced Rudders, Model Experiments, 243
Vibration of, Causes and Remedies, 515
Water-Tight Subdivision of. See Water-Tight
See also Marine; Motor Ships ; Shipping; Steamers; Warships; PARAGRAPH INDEX
Shipbuilders and Engineers, North-East Coast Institution of. See North-East Coast in Scotland, Institution of. See Engineers
Shipbuilding, Design of Cargo Vessels, 311
French Naval Dockyard Reorganisation, 613
High Elastic Limit Mild Steel, 489, 510*
Naval, Recent Developments, 115. Sec 700 See also Warships
Scientific Aspects of Ship Design, 832, 841*
Stability Calculations, 843*
Strength of Ore-Carrying Steamers, 311
Vessels under Construction, Lloyd’s Statictics, 57, 470
Water-Tight Sub-division. See Water-Tight
Work of British Corporation, 275
World’s Production in 1923, 106
See also Steamers ; Naval; Warships ; and PARAGRAPH INDEX
Shipment of Locomotives to India, Erratum. 91
Shipping, Chamber of, Report, 246; Presidential Address by Sir A. G. Anderson, on the Shipping Industry. 274
Coastal, Present Position, 487
Future of Sea Transport, 486
Industry, Position and Prospects, 274
Losses, Lloyd’s Statistics, 206
Merchant, Attitude of Board of Trade, 241
and German Submarine Campaign (Review), 442
Present Position, 246
Port Facilities, Report, 708
Seaworthiness of Vessels and Damage to Cargo, 405
Survey and Registry of, Work of British Corporation, 275
Vessels under Construction, Lloyd’s Statistics, 57, 470
World’s Production in 1923, 106
Shirley Institute Memoirs (Review), 813
Shoal Formation, Estuaries, Model Experiments, 392
Water Alarm for Ships, 617*
Steering Ships in, 833
Shock Absorber for Speed-Reduction Gear, Bostock and Bramley’s, 378*
Tests. See Impact Tests under Tests (Materials)
Shop Management. See TForfcs Management
Shore Scleroscope Tests. See Hardness under Tests (Materials)
Shovel, Steam. See Excavating Machine Show. See Exhibition
Shunting Locomotive. See Locomotive
Siebe, Gorman and Co., Ltd., Oxygen Breathing Apparatus for lAviators, 506* ; Proto
Mine Rescue Apparatus, 807*
Siegle, J., on Reversing Regenerators, 662
Siemens Brothers and Co., Ltd., Cables for Morwell Power Scheme, 23* ; Temperature
Recorder, 55
Siemens-Martin Furnaces. See Furnaces
Siemens-Schuckertwerke and Irish Water-Power Development, 339, 572
Sieve, Portable, Electrically Driven, 477*, 825
Signalling Apparatus, Colliery, Gas Ignition by, 179
Mine-Winding Operations, 728*, 756*
Wire, Standard Specification, 763
Signals, Sound, Marine, Board of Trade Regulations, 312
Silica Gel, Use as Benzene Adsorbent, 622
Silicate of Soda, Effect on Concrete, 557
Silico-Manganese Steels, Hardening, 663
Silicon, Determination in Iron-Silicon Alloys, 173*
Silver Alloys, Nature and Properties of Slags, 582
Mine, Sullivan, Discovery and Development 760
Similarity, Dynamical. See Dynamical Similarity and Aeronautics
Simon-Carves Pulveriser for Coal, 383*
Simons, W„ <fe Co., Ltd., Dredging Plant,
British Empire Exhibition, 548
Single-Phase. See Generator; Motor; Locomotive ; Power; Railway
Sinnatt, F. S., on Coal Preparation, 759
Sinnott, Col. E. S., on Road Surfaces and Mechanical Transport, 729
“ Sir George Lloyd,” Dredger, 548*
“ Sir William Matthews ” Dredger, 546*
Skin Friction. See Air Resistance; Aeronautics; Friction; Hydrodynamics; Ship Resistance
Sky Photography, Wide-Angle Lens for, 496 Slag. See Metallurgy
Sleeping Car, South African Railways, 595*
Sleighs, Motor, Ice and Snow Transport, 318*. See 242, 282, 347*
Slip Gauges, Method of Manufacture, 773
Sluices, Assuan Dam, Discharge through, Measurements and Model Experiments, 281
Valve, 50-in. Electrically Operated (Glenfield <fe Kennedy, Ltd.), 784*
Roller, Hartebeestpoort Dam, 325*
Slurry, Cement, Effect of Viscosity, 566
Centrifugal Pump for, 691*
Smallpelce Automatic Screw Machine, 696
Smeaton’s Model of Eddystone Lighthouse, 504
Smelting Furnaces. See Furnaces
Smith, H., the late, 521
Smith, F. E., on Navigation Devices, 299
Smith, Prof. S. P., on Railway Electrification, 51
Smith, T. and W., Ltd., Exhibit at British
Empire Exhibition, 730
Smith, Major W. H., on Concrete-Block-Building Construction, 557
Smoke Abatement, Low-Temperature Coking, 576
Smokeless Fuel. See Coal, Low-Temperature Coking
Sn6w, Motor Transport Vehicles for, 242, 318*, 347*. See 282
Societies, Technical and Scientific. See Institutions .
Trade. See Labour; Industrial Notes
Society of Motor Manufacturers and Traders See Motor
of Technical Engineers. See Technical
Sodium Hvpochlorite Production, Electrolytic Cell, 780*
Softener, Water. See Water Softener
Soldering Fluxes, Notes on, 583
Somerford Pumping Section. 155*, 187
Somerset, Oil-Shale Fields, 714. See Erratawi, 836
Soroeaba Power Station, Hydraulic Turbine, 541*
Sound, Acoustics of Buildings (Review), 408
Analysis, Acoustic Spectroscope, 801
Detennining Depth of Sea by, 299*
Investigation, Low-Hilger Audiometer, 108*
Production by Fluid Motion, 288
Proofing of Rooms (Review), 408
Propagation, Hot-Wire Microphone Investigations, 810
Ranging, Submarine, Position Finding at Sea, 299*
Velocity in Sea Water, Formula, 299
Signals, Marine, Board of Trade Regulations, 312 , T ,
Sounding, Methods of Admiralty Hydrographical Department, 676
Submarine, by Echo Method, 299*
South Africa, Hartebeestpoort Dam, 323
Pavilion, British Empire Exhibition, 528*
African Railways, Carriages and Electric Locomotive, 595* ; Turbo Generator, Colenso Power Station, 721*
Trade, German and American Competition 52
South Durham Steel and Iron Co., Ltd., Exhibit at British Empire Exhibition, 668, 710
Wales, Gorseinon Electric Supply, 260*, 295*
Rhymney Valley Collieries, Compressed-Air Plant, 759
West, Notes from, 15, 49, 79, 111, 145, 177, 207, 239, 271, 305, 337, 369, 401, 434, 465, 497, 521, 577, 609, 641, 671, 703, 735,767, 797.827. See PARAGRAPH INDEX
Yorkshire, Notes from, 14, 48, 78, 111, 144, 176, 206, 238, 270, 304, 336, 368, 400, 434, 464, 496, 520, 576, 609, 641, 670, 702, 734, 767, 796, 826. See PARAGRAPH INDEX
Southampton, 60,000-Ton Floating Dock for, 206, 789*
Docks, Toplis Luffing Cranes, 762
Southern Pacific Railroad, Locomotive Runs, 502. See 253
Railway, Floating Dock for Southampton, 206, 789* ; Toplis Luffing Cranes, Southampton Docks, 762*
Spear Jackson, Ltd., Saws and Tools, British Empire Exhibition, 668
Specific Heat, Gases, and Molecular Structure, 580
Methyl Chloride, Determination, 614
Refractory Materials, 300
Steam, Proposed Measurements, 579
Specifications for Glass, 107
Standard. See Standard; Standardisation
Spectacle Lenses, Dixey Edging Machine, 583
Spectrograph, X-Ray, Muller, 46
Spcctro-Photometer, Bellingham-Stanley, 140
Spectroscope, Acoustic, Sound Analysis, 801
Mass, Positive-Ray Analysis, 581, 770
Spectroscopic Apparatus, British Empire Exhibition, 581
Speech Amplification, Telephony, Public Address System, 560*
Speed-Changing Gears. See Gears; Gearing; Marine Propulsion
Control, Induction Motors (Review), 783
Reduction Gears. See Gears; Gearing; Marine Propulsion
Trials. See Trials
Spelter Prices. See Metal-Price Diagrams
Spence Process, Lead Extraction, 252
Spencer, S., the late, 671
Spherometer, Reflecting Type, 400
Spinel, Natural and Artificial, 827
Spirit, Motor. See Motor Fuels
Sponge Iron, Production of, 497
Spontaneous Combustion of Coal, 160
Spraying Machine for Roads, the Oxford, 804
Metal, Schoop Process, 710
Nozzles, Diesel Engines, Admiralty Experiments, 590*, 625*
Oil, in Gas Mains, Aerograph, 711
Springs, Coil and Laminated, Exhibits at British Empire Exhibition. 605
Testing and Scragging Machine, 200*
Spur Gearing. See Gears; Gearing; Manne Propulsion
Stability of Ships. See Ships
Staffordshire, South, Somerford Pumping Station, 155*, 187*
Stainless Steel, Exhibits at British Empbe Exhibition, 604
Use in Glass Industry, 588
Stains, Dyes and Colours, 570
Stalloy, Magnetic Tests, 294*. See LETTER, 368
Stamping Hammers and Presses. See Machine Tools
Steel, Developments and Applications, 124
Stanchions. See Columns Standards, Analytical, Iron and Steel, 432, 631
Association. See Engineering Standards
for Comparison, Thermal Efficiency of
Internal-Combustion Engines, 429, 467. See LETTERS, 558, 585. See also 831
Markings, Switchboard ’Bus Bars, <fec., 173
Method of Determining Viscosity, 186
Nomenclature, Cycle and Motor Cycle Parts, 608
Sections, Flat-Bottomed Rails, 797 ; Structural Steelwork, 826
— Specifications, Steel Conduit for Electric Wiring, 48; Performance of Traction Motors, 62 ; Signalling Wire, 763 ; Electric Cables for Motor Cars, 492
Tests, Hydraulic Plant, Report, 439*
U.S. Bureau of. See United States Standardisation, Colliery Requisites, 253;
Ships’ Cables and Steering Gear, 255; Ball Joints, Motor-Car Controls, 435.
Stanton and Hyde’s Apparatus, Viscosity Tests, Liquids, 693*
Stanton, Dr. T. E„ on Skin Friction of Flat Surfaces, 718*. See 517
Staples, S. F., on Floating Docks as Naval Bases, 837*. See 832
Starters, Motor. See Motors, Electric
Starting Apparatus, Internal-Combustion Engines, Bristol, 553
State Railways. See Railways
Saloon, Egyptian State Railways, 539*
Subsidies, Civil Aviation. See Aeronautics
Stations, Power. See Power Stations
Statistics, Trade. See Trade
Staveley Coal and Iron Co., Ltd., Exhibit at British Empire Exhibition, 789
Steam Boats. See Steamers
Boilers. See Boilers
Condensation. See Condensation
Crane. See Crane
De-Superheating Apparatus, Area Regulators, 716*
Engines. See Engines
Flow through Nozzles. See Nozzles
Generation, High-pressure, Advantages, 191, 238, 753
Two-stage, for Power Production, 113
Generator, Extra High-Pressure, Benson, Preliminary Tests, 238
Lorries. See Motor Wagons ; Tractors
Navvy. See Excavating Machine
Pressure Control, Area Regulators, 714*
Properties of, Proposed Measurements, 579
Raising, Pulverised Coal for, 14, 87, 186,414
Reheating during Expansion, Turbo-Generator, 754
Shovel. See Excavating Machine
Superheater. See Superheater
Tractors. See Tractors
Trials. See Trials
Turbines. See Turbines
Wagons. See Motor Wagons ; Tractors Steamers, Behaviour in Rough Seas, Model
Experiments, 422. See. 516
Cargo, Design of, 311
“ Principessa Giovanna ” and “ Princi-pessa Maria,” 821*
under Construction, Lloyd’s Statistics, 57,470
Drift Caused by Rolling, 488
Effect of External Explosions, Model Experiments, 422
of Wind and Waves on Propulsion, 516.See 422
“ Empress of Australia,” Michell Thrust Block, 268*
Geared Turbine. See Marine Propulsion
Hatchways, Protection During Loading and Unloading, 831
Life-Saving Equipment and Subdivision, 844. See 832
Lost, Lloyd’s Statistics, 206
Merchant, Passenger and Cargo (Review), 557
World’s Production in 1923, 106
‘‘Minnetonka,” Atlantic Transport Line, 576
Oil-Tank, Development, 760
Orc-Carrying, Strength of, 311
Passenger, Machinery Surveys, Board of Trade Regulations, 703
Oil Fuel Installations, Board of Trade Rules, 213
Safety of, Attitude of Board of Trade, 241
Propulsion of. See Marine Propulsion; Engines; Turbines; Propellers
Resistance of. See Ship Resistance
Rolling of. See Ships, Rolling of
Seaworthiness and Damage to Cargo, 405
Shallow-Draught, ” Wanhsien ’’for Yangtze- Kiang, 10*
Stability of. See Ships, Stability of
Steering in Shallow Waters and Canals, 833
Structural Strength of, 842
Suction between Passing Vessels, Model Experiments, 422
Torsion of, Stress Calculations, 516
Trim Indicator and Shoal Water Alarm. 617*
Twin-Screw, Unbalanced Rudders, Model Experiments, 243
Vibration of, Causes and Remedies, 515
Water-Tight Subdivision of. See BVdcr- Tig/it
See also Engines ; Marine Propulsion ;
Shipbuilding; Shipping; Ships; Turbines; Warships; PARAGRAPH INDEX
Steaming Machine, Wheat, Invincible, 725
Steamships. See Ships ; Steamers ; Warships Steel for Aircraft Construction, Properties and
Treatment, 89*, 124
Analysis, Chemical Standards, 432, 631
Carbon, Annealed, Magnetism of, 811
Carriages, New York Subway, 127
Case-Hardening of. See Heat-Treatment under Metallurgy
Steel Castings and Forgings, British Empire Exhibition, 730, 788
Chimney, British Empire Exhibition Power Station, 335*
Chromium. See Steel, Stainless
Cobalt-Chromium Magnetic Tests, 295*. See LETTER, 368
Conduit, Electric Wiring, Standard Specification, 48
Corrosion. See Corrosion
Elastic, Properties and Uses, 489, 510*
Fatigue of. Sec Alternating Stress under Tests (Materials)
Forging Temperatures, 662
Foundry. See Foundry
Fractures of, Microphotographs, 630*
Framed Buildings, Earthquake-Resisting, 37
Furnaces. See Furnaces
Heat Treatment of. Sec Heat Treatment under Metallurgy
Industry, Fuel Economy, 741
Australian, 724
British, Canadian and Indian, 761
Products, British Empire Exhibition, 604*, 668, 730, 788
Resources of British Empire (Review), 706
Manganese, Exhibits at British Empire Exhibition, 604, 730
Manufacture. See Metallurgy
Metallurgy and Mechanical Treatment (Review), 711
Microstructure of. See Microphotographs ; Metallography
Mild, Action of Cutting Tools, Microphotographs, 630*
High Elastic Limit, Properties and Uses, 489, 510*
and Nickel, Strength at High Temperatures, 69*. See LETTER, 154
Permanent Magnet, Tests of Small Specimens, 293*. See LETTER, 368
Plates, Oxytome Cutting Machine, 411* Prices. See Metal-Price Diagrams
Rails. See Rails; Metal-Price Diagrams
Railway Wheel, Davis Centrifugal Casting Process, 605*
Work, 742
Rolled, British Standard Sections, 826
Rolling Mills. See Rolling Mills
Ropes. See Wire Roves
Rust Removal, Electrolytic Process, 25*. See 464
Silico-Manganese, Hardening, 663
Special, Developments in Metallurgy, 741. See Erratum, 776
Stainless, Exhibits at British Empire Exhibition, 604
Use in Glass Industry, 588
Stamping, Developments and Applications, 124*
Stress, Distribution in. See Stress; Tests (Materials)
Tests of. See Tests (Materials).
Tubes, British Empire Exhibition, 605, 668, 788
Tubular Pit Props, 789
Towers, Power Transmission Lines, Tasmania, 694*
Vibrac, British Empire Exhibition, 668
Works. See Works
Steele, R., on Ship Design, 839*. See 834
Steelwork, Structural, British Empire Exhibition Buildings, 291*. See 225*, 263*
British Standard Rolled Sections, 826
Concrete Reinforcement for, 566
Steering Gear, Ships’, Standardisation, 255
Ships’, Williams-Janney Electro-Hydraulic, 803*
Ships, Shallow Waters and Canals, 833
Twin-Screw, Model Experiments with Unbalanced Rudders, 243
Stepped Ferro-Concrete Retaining Walls, 138
Sterilisation, Water, Chloronome Apparatus, 142*. See 266
Stereophagus Pump for Sewage, 692
Stereoscopic Sense and Binocular Vision, 826
Stereoscopy, Wide-Angle, Advantages, 826
Stern-Tube Appliances, B. R. Vickers (Leeds) Engineering Co., Ltd., 592*
Sterne, L., the late, 739*
Sterne, L., and Co., Ltd., Refrigerating Plant, Blackfriars Cold Stores, 42*. See LETTER, 206
Stigant, S. A., on Overhead Lines, 53
Still Marine Oil Engine, Advantages, 247 ; Trials of M. S. “ Dolius,” 459
Stills and Autoclaves, Exhibits at British Empire Exhibition, 647
Stockdale, D., on Aluminium-Copper Alloys, 361
Stockman, B„ the late, 10
Stockton and Darlington Railway, Locomotion (No. 1), 535*
Stokers, Chain-Grate, British Empire Exhibition Power Station, Babcock <fe Wilcox, 334*. See 444 ; Thompson, 363*
Stone Crushing Plant (Hadflelds, Ltd.), 730
Crusher, Vickers’ Gyratory, 606*
Stop Valves. See Valves
Storage Battery. See Accumulator under Electric
Tanks, Petrol, Evaporation Losses, 82
Stores Organisation, Tool Stocks, 469
Stothert and Pitt, Ltd., Toplis Lulling Cranes : Palmers’ Dock, Swansea, 639 ; Southampton Docks 762*
Strained Iron, Production of Largo Crystals, 632, 651*, 687,
Strategical Considerations, Warship Design, 472, 475
Stream-Line Filter, Helc-Shaw, -67 Street Railway. Sec Tramways See Roads , j
Strength of Materials. See Stress and 2 ests (Materials)
Stresses, Alternating and Combined. See Tests (Materials)
Bridges, Effect of Deck System, 380 Secondary, 209
Calculations, Ship Design, 842
Heat, Marine Diesel Engines, 624. See 515
Measurement, Menai Suspension Bridge, 23
Optical Determination of. See Optical
in Pinions, Optical Investigation, 254*
Stresses in Reinforced Pipes, 87 (See 173). 154, 434
Repetitions. See Alternating Stress under Tests (Materials)
Torsional, in Ships, 516
Strikes. See Labour; Industrial Notes
Strip Metal, Testing of, 664. See 823
Strong Room Doors, Fortts Reinforced Concrete, 72*. See LETTER, 110
Structural Damage and Machinery Vibrations, 163*. See Erratum, 213 — Design, Bridges, Effect of Deck System on Stresses, 380
Earthquake-Resisting Buildings, 37
Girders, Transverse Oscillations, Live Load and Impact Allowances, 378
Secondary Stresses in, 209
Theory and Practice, 644
Engineers, Institution of, Dinner, 369; International Cement Congress, 557, 566
Steelwork. See Steelwork — Strength of Ships, 842
Structures, Deflections of, Metrocline for Measuring, 237*
Ferro-Concrete. See Ferro-Concrete Struts. See Columns
Sturdee, Admiral Sir D., on Warship Design, 475. See 472
Sturtevant Ring-Roll Mill, Coal Pulverisation, 383*
Subaqueous Rock Breaking Equipment (Fleming and Ferguson, Ltd.), 546*
Subdivision of Ships. See Water-Tight Submarine Boats. See Warships
Cable Telegraphy. See Telegraphy
Mines. See Mines
Sound Ranging, Position Finding, 299*
Sounding, Echo Method, 299*
Subsidies for Civil Aviation. See Aeronautics
Sub-Stations, Great Lake Hydro-Electric Scheme, Tasmania, 792*
33,000-Volt, Gorseinon Electric Supply, 260*; 295*
Subway, Glasgow, Electrification, 407
New York, Steel Carriages, 127
Suction Dredger. See Dredger
Gas Engine. See Engine, Gas
Producer. See Producer
between Passing Vessels, Model Experiments, 422
Sudan Irrigation, Gezira Scheme, Pumping Plant, 624, 654*, 685* ; Excavator, 636*
Suez Canal, Steering Ships in, 833
Sugar Machinery, Treatise on (Review), 504
Sullivan Mine, Discovery and Development, 760
Sulphur Removal from Metals by Slags and Fluxes, 582
Sulzer Diesel Engine and Borehole Pump, 157,* 187*
Engines, M.S. “ Aorangi,” Trials, 376, See 801
Engine, Wallsend Slipway and Engineering Co., Ltd., 744
Sunspot Frequency and Terrestrial Magnetism, 120
Super-Dreadnought Ejector, Vacuum Brake, 541*
Super-Elliot Woodworking Machine, 553
Superheat, Removal from Steam, Area Regulators, 716*
Superheater, Hindlev Vertical Multitubular Boiler, 121*. See 187
Locomotive. See Locomotive
Thompson Water-Tube Boilers, British Empire Exhibition Power Station, 363
Superheating, Thermodynamic Advantages, 191*
Supervising Electricians, National Association of: S. A. Stigant on Overhead Lines, 53
Surface Condensers. See Condensers
Grinding Machine. See Grinding under Machine Tools
Tension of Liquids, Effect of Magnetic Field, 385
Surge Tanks, Design, Principle of Similarity, 392*
Surveying, Hydrographical, Work of Admiralty, 676
Instruments, Early History (Review), 22
Internal-Focussing Telescope, 576
Suyehiro, Prof. K., on Drift of Ships Caused by Rolling, 488
“ Swanley,” M.S., Trials of Diesel Engines, 502
Swansea, 33,000-Volt Electric Supply to Gorseinon, 260*, 295*
Palmers’ Dock and Ship-Repair Works, 602*, 637*
Swindon Railwav Works, Coal-Gas Plant, 164*, 228*, 328*, 421*.
Swinton, A. A. C., on Television, 401
Switch, Voltage-Varying, for Transformer (Brush Co.), 777*
Motor Starting. See Motors, Electric
Switchboard ’Bus Bars, Standard Markings, 173
Switchgear, Electric Locomotive, South African Railways, 599*
Extra High Tension, Self Contained (Ferguson, Pailin Ltd.), 650*
Electric Winding Engine, British Engineering Exhibition Colliery, 793*
33,000-Volt, Gorseinon Electric Supply, 260*, 295*
Great Lake Hydro-Electric Scheme, Tasmania, 595*, 792*
North Tees Power Station, 754*
Reyrolle, British Empire Exhibition Power Station, 490
Truck Type, 6,600-Volt (English Electric Co., Ltd.), 543*
Switzerland, Ritom Lake Power Plant, Bursting of Tunnel, 217
Systems, Shop. See IForAs Management

T

TABOR Moulding Machine, 824*
Tabulation, Trial Results, Heat Engines and Boilers, 831
Tactical Considerations, Warship Design, 472, 475
Tagg, S., on the Gas Industry, 834
Tail Shafts, Vista Stern-Tube Appliances, OvZ*
Takahasi, K., on Hardness of Metals, 662
Taku Bar, Dredger “ K’vai Li ” for, 547
Tangential Water Wheels. See Pelion Wheels
Tank, Experimental, Froude National, Work of, 823
Experiments, Marine Propellers, 842, 844*, See 832
Rolling of Ships, Effect of Bulges and Bilge Keels, 488, 745*, 777*
Rolling of Ships, Effect on Drift, 488
Unbalanced Rudders, Twin-Screw Ships, 243
See also Ship Models; Ship Resistance
Furnace, Production of Colourless Glass, 107
Locomotives. See Locomotives
Military, Progress with, 133. See 147, 270, 271, 313
Petrol-Storage, Evaporation Losses, 82
Ships, Motor. See Motor
Oil, Development, 760
Tanker British Aviator,” Launch, 680
Tapping Machine. See Machine Tools
Mains under Pressure, Apparatus for, 783*
Tar Distillation and Tar Products (Review), 118
Products, British Empire Exhibition, 646. 710 ’
Macadam Mixer, Cube Form, 702*
Plant, Using Slag, Port Clarence, 700*
Tasmania, Great Lake Hydro-Electric Scheme, 355*, 451*, 568*, 595*. 694*, 792*
Tata Company, Pelton Wheels for B6hira Power Station, 542*
Tattersall, A. R., and Co., Flour Mill Plant, 725
Taylor-Hobson Large-Aperture Lens, 670
Taxation, Effect on Production Costs, 340
Teaching. See Education
Technical College and Education. See Education
Engineers, Society of; Salaries in Engineering Profession, 280
Societies. See Institutions; PARAGRAPH INDEX
Tees District, Electric Power Supply, North
Tees Power Station, 753*
Teeth, Gear. See Gear
Telegraphy, Submarine Cable, Work of Lord Kelvin, 800
Wireless, Atmospheric Interference, 709
Direction Finding, Loss of American Destroyers, 84*
Direction and Position Finding, 300
Elements of (Review), 454
London-Vienna Service, 84
Petrol Engine for Generator Driving, 76*
Physical and Optical Societies’ Exhibition, 54
See also Valves, Thermionic
See also Electricity in PARAGRAPH INDEX
Telephone Apparatus, Early, British Empire Exhibition, 581
Exchanges, Automatic, 120-Watt Generating Set, 811*
Loud-Speaking, for Ships, andc., Electro Megaphone, 546*
Systems, Disturbance from Power Transmission Lines, 556
Telephony, Loud-Speaking, Western Electric Public Address System, 560*
Wireless, Crystavox Microphone Amplifier and Loud Speaker, 545*
Distortion in, 612
Elements of (Review), 454
Frenophone Loud Speaker, 545
Transatlantic, Developments, 709
See also Valves, Thermionic
See also Electricity in PARAGRAPH INDEX
Telescope, Internal-Focussing, Surveying Instruments, 576
Objectives, Wave Lengths for Achromatism, 270
Telescopic Fire Ladder,Hydraulically-Operated, for Rangoon, 575*
Television, Possibilities of, 401
Temperature, Atmospheric, Effect on Workers, 427
Distribution in United States, 253*
Control, Automatic, Gas and Electric Furnaces, 55, 202*, 628*
Liquids, Area Regulator, 714*
for Dye Vats, 143*, 714
Measurement. See Pyrometry; Thermometry
Recorder (Siemens, Brothers and Co., Ltd.), 55
Regulator, Monometer Gas Furnaces, 202
Tempering. See Heat Treatment under Metallurgy
Tenders, Locomotive. See Locomotive.
Tenoning Machine, Internal Drive, 651
Tensile Tests. See Tests (Materials)
Tension, Surface. See Surface Tension.
Teredo, Protection of Timber Ships from, 5
Ternary Alloys. See Alloys under Metallurgy
Terrazzo Floors, Polishing Machine, 574
Terrestrial Magnetism. See Magnetism
Terry, J. M. and Co., Moulding Machine, 825
Testing Apparatus, Pneumatic Riveting Hammer, 219*. See 202, 279
Instrument, Insulation Resistance, Meg Constant-Pressure Type, 11
Laboratory. See National Physical
Machines, Force Measurement, 148
Friction, Ball-Thrust Bearings, 693
Gear, National Physical Laboratory, 692
for Springs, 200*
See also Tests (Materials)
See also Tests (Materials); Trials
Tests, Aeronautical. See Aeronautics
Corrosion. See Corrosion
Efficiency, Daimler-Lanchester Worm Gearing, 132
Gearing, Vickers, Bostock and Bramley System, 257*
Magnetic. See Magnetic

Tests (Materials) :

Alternating Stress, Failure of Brass Tubes, Feed-Water Heater, 344, 353*
Tests, Effect of Slag Inclusions, 583
Tests, Fatigue Range, 693
Tests, Mechanism of Failure, 823
Bending Test Bars and Engineering For- muhe, 663
Bending Test, Iron and Steel, at High Temperatures, 69*. See LETTER, 154
Hardness Testing Machine, Pyramidal- Diamond Type, 518*
Tests, Brinell, Recovery of Impression, 662
Calculation of Hardness Numbers, 618*
Determination of Silicon In Iron, 173*
Electro-Deposited Metals, 663
and Tensile Tests, Relationship, 662
Impact Tests, Izod, Brass, Determination
of Brittle Ranges, 344, 350*
Notched Bars, Theory and Practice, 512
Magnetic Tests. See Magnetic
Notched-Bar Impact Tests. See Impact Tests (above)
Sankey Bending Tests, Iron and Steel, High Temperatures, 69*. See LETTER, 154
Stress Determination, Optical. See Optical
Stresses in Materials and Structures. See Stress
Strip Metal, Testing of, 664. See 823
Tensile Strength and Electrical Resistivity, Copper, Relationship, 347*
Tests, Aluminium, at High Temperatures, 345
and Hardness Tests, Relationship, 662
High Elastic Limit Mild Steel, 510*. See 489
High Temperature, Iron and Steel, 69*. See LETTER, 154
Testing Machines, Force Measurement, 148
Transverse Tests. See Bending (above)
Tests, Sand Cone, Vibrations of Buildings, 163*. See Erratum, 213
Standard, for Hydraulic Plant, Report, 439*
Viscosity, Liquids, High Temperatures and Pressures, 693*
Text Books. See LITERATURE INDEX
Textile Fabric for Aircraft, Properties, 805
Industry, Cotton Research, Shirley Institute Memoirs (Review), 813
Institute: J. E. Ramsbottom on Aircraft Fabrics, 805
Machinery, Automatic Loom (R. Hall and Sons (Bury), Ltd.), 549*
Cloth Folding and Measuring Machine (R. Hall and Sons (Bury), Ltd.), 550*
Loom for Belt Weaving (R. Hall and Sons (Bury), Ltd.), 549*
Loom for Weaving Horsehair Cloth (R. Hall and Sons (Bury), Ltd.), 549*
Wool-Washing Plant (Hughes and Lancaster, Ltd.), 841*
Thermal Conductivity, Rarefied Gases, 429
Efficiency, Power Stations, 113, 403, 412.
See LETTERS, 434, 464. See also 753
Internal-Combustion Engines, Standards for Comparison, 429, 467. See LETTERS, 558, 585. See also 831
Endurance of Glass, 808
Properties, Methyl Chloride, Report, 613
Radiation. See Heat Radiation
Stresses, Marine Diesel Engines, 624. See 515
Treatment, Metals. See Heat Treatment under Metallurgy
Thermionic Valves. See Valves; Telegraphy, Wireless; Telephony, Wireless
Thermit Welding Process, Exhibits at British Empire Exhibition, 647
Thermodynamics, Binary-Fluid Turbines, Mercury-Vapour, 14, 57, 88, 191*, 414
Efficiencv, Power Stations, 113, 189*, 403, 412. See LETTERS, 434,464. See also 753
Power Production, Two-Stage Steam Generation, 113
Properties of Steam, Proposed Measurements, 579
Specific Heat of Gases and Molecular Structure, 580
Steam Nozzles Research Committee, Report, 657, 673, 681*
Re-heating during Expansion, Turbo-Generator, 754
Thermal Properties of Methyl Chloride, 614
Work of Lora Kelvin, 799
Thermo-Magnetic Properties, Iron, 812
Thermometer, Recording (Siemens, Brothers and Co., Ltd.), 55
See also Pyrometer
Thermometry, Meteorological, Glaisher Stand and Stevenson Screen, Comparisons, 496
Thermostat, Temperature-Regulating, Monometer Gas Furnaces, 202*
Thomas, G. H., on Aerial Transport, 312
Thompson, A. B., on Oil-Well Drilling, 741
Thompson, Prof. F. C., on Fatigue Failure of Brass Tubes, 353*. See 344 ; on Deformation of Alpha and Gamma Iron, 631
Thompson Water-Tube Boilers, British Empire Exhibition Power Station, 363*. See 387*
Thomson, Capt. H. L., the late, 366
Thorig Ferro-Concrete Safes, 72*. See LETTER, 110
Thornton, Prof. W. M., on Use of Electricity in Coal Mines, 179; on Safety Lamps Giving Warning of Gas, 716*
Thorpe, Prof. J. F., on Colours, Stains and Dyes, 570; on Chemical Research in India, 614
Thorpe, W. H., on Building in Earthquake Countries, 37
Threads, Screw. See Screw
Three-Phase. See Generator; Motor; Locomotive ; Power; Railway
Throttle Valve. See Valve
Thrust Bearing. See Bearing
Block, Michell, SS. “ Empress of Australia,” 268*
of Propellers. See Propellers; Aeronautics
Thunderstorms, Effect on Wireless Telegraphy, 709
Tide, Lunar Atmospheric, 270
Tidmus, J. J., on Corrosion of Zinc and Lead, 359
Timber, Australian, British Empire Exhibition, 723
Timber, Pipes, Tasmanian Water-Power Scheme, 569*
Ships, Protection from Marine Organisms, 5
Time-Keeping, Electrically-Controlled Clocks, British Empire Exhibition, 582
Marking System, Meteorological Instruments, 826
Tin Alloys. See Alloys under Metallurgy
Mining in Malaya, 760
Plate Industry, Fluxes in, 583
and Tinplate Prices. See Metal-Price Diagrams
Tintic Milling Co., Lead-Extraction Plant, 319
Tizard, Lieut.-Col. H. T., on Fuel Economy in Flight, 738
Tools, Cutting, Action on Brass and Steel, Microphotographs, 630*
Machine. See Machine Tools
Pneumatic. See Machine Tools
Room Lathe. See Lathe under Machine Tools
Stores Organisation, Maximum and Minimum Stocks, 469
Steel. See Steel
Toothed Gear. See Gear; Gearing; Marine Propulsion
Topiis Luffing Cranes, Palmers’ Dock, Swansea, 639 ; Southampton Docks, 762*
Torpedo Boats and Destroyers. See Warships
Torsion, Effect on Conductivity of Metals, 288
Meter, Moullin Electro-magnetic, 648, 764*
of Ships Stress Calculations 516
Torsional Vibrations, Shafts Model Experiments, 423
Tosi Diesel Engine, 130 H.P., and Electric Generator, 530*
Tosi, F., Cargo Steamers ” Principessa Giovanna ” and “ Principessa Maria,” 821*
Towers, Steel, Power Transmission Lines, Tasmania, 694*
Town, F., and Sons, Radial Drill, 698*
Town Gas. See Gas
Traction, Electric. See Railivays ; Tramways
Motors. See Motors, Electric
Tractors, Military, Progress with, 133. See 147, 270, 271, 313
Motor, Armstead, for Use on Snow, 318* K^gresse System, 347*
Pavesi Articulated, 317*. See Erratum, 368
for Rough and Roadless Country, 242, 282*, 317*, 347*. See Erratum, 368
Trade, Australian, Report on, 150
Belgian, Report on, 438
British, with China, Development, 468
Empire, Development, 555
Engineering Exports, Statistics, 836
Engineering, Importance of Prestige, 829
with Italy, 501
Motor-Car, Requirements of Overseas Markets, 830
with New Zealand, 262
Representation in Western Canada, 810
Disputes. See Labour; Industrial Notes
Exhibition. See Exhibition
Prospects in 1924, 17
Sea-Borne, and Submarine Warfare (Review), 442
South African, German and American Competition, 52
Unions. See Labour; Industrial Notes
Trailer Car, H. I. C., for Motor Transport, 186
Tramway Motors, Specification for Performance, 62
Stresses in Pinions, Optical Investigations, 254*
Strike and London Passenger Traffic, 406
See also PARAGRAPH INDEX
Transatlantic Wireless Telephony, Recent Developments, 709
Transfer Pump, Oil Fuel (A. G. Mumford, Ltd.), 692
Transformation Points, Metals. See Metallurgy
Transformers, 33,000-Volt, Gorseinon Electric Supply, 260*. See 295*
Great Lake Hydro-Electric Scheme, Tasmania, 595*, 792*
3 and 6 Phase, for Rotary Converter (Brush Co.), 777*
3 Phase, with Voltage-Varying Gear (Brush Co.), 777*
Transmission Gear. See Gear; Gearing; Marine Propulsion
of Power. See Marine Propulsion ; Power Transmission
Transport, Aerial. See Aeronautics
Institute of: E. M. Lewis on Inland Waterways, 56; Annual Dinner, 236; G. H.
Thomas on Aerial Transport, 312; H. A.
Watson on Control of Locomotive Working, 469 ; Bristol Congress, 729 ; (Graduates’ Section), Horse *and Motor Haulage, by E. Falconer, 405
London-Suburban Passenger Traffic, 406
Motor. See Road ; Motor
Railway. See Railway
and Resources of Empire (Review), 707
Road. See Road; Motor
Sea, Coastal Shipping, 487
Future of, 486
Transvaal, Hartebeestpoort Dam, 323
Transverse Oscillations, Girders, Live Load and Impact Allowances, 378
Bulkheads. See Water-Tight Subdivision
Tests. See Tests (Materials)
Transverter, High-Tension, Direct-Current Transmission, 563*. See LETTERS, 649, 669, 712, 744, 796, 825
Travelling Crane. See Crane
Trench-Digging Machine, Barber-Greene, 574*
Machine, Pull-Shovel, 519*
Trials, Boiler, Howden-Ljungstrom Air Heaters, 210, 608. See 641
Diesel Engines, Admiralty Engineering Laboratory, 591*, 624, 625*. See 515
Engines, M.S. ” Aorangi,” 376. See 801
Engine, Double-Acting Marine, North-Eastern Werkspoor, 707*, 771
Engine, Fraser and Chalmers, 732*
Engines, North British, for M.S. ” Swan-ley,” 502
Engine, Palmer-Camellaird-Fullagar, 409
Engines, Wad-el-Nau Pumping Plant, Sudan, 686*. See 624, 654*
Trials, Diesel Engine, Wallsend-Sulzer, 744
Engine and Boiler, Committee on Tabulation of Results, 831
Internal-Combustion Engines, Standards of Comparison for Thermal Efficiency, 429, 467. See LETTERS, 558, 585. See also 831
M.S. ” Dolius,” Scott-Still Engines, 459
Pumping Plant, Land Drainage, Holland, 447
30,000-KW. Turbo-Generator for Rotherham,65*. See 134*
See also Tests
Trim Indicator and Shoal-Water Alarm for Ships, 617*
Triple-Expansion Engines. See Engines, Steam
Trist, R., <fc Co., Guardian Low-Water Alarm for Boilers, 711
Trolleys, Railway Inspection, Petrol, 667
Troughton Dividing Engine, 270
Truck, Railway. See Wagon
Type Switchgear (English Electric Co., Ltd.). 543*
Tubes, Brass, Feed-Water Heater, Fatigue Failure, 344, 353*
Condenser, Corrosion of, 574
Continuous Rolling Mill for, 622*
Mills, Pulverisation of Coal, 383
Railways. See Underground Railways
Steel, British Empire Exhibition, 605, 668, 788
Wells. See Wells
See also Pipes
Tubes, Ltd., Exhibit at British Empire Exhibition, 788
Tubs, Mine, Electro-Pneumatic Decking Plant, 756*
Tubular Pit Props, Steel, 789
Tucker, Major M. S., Tyndall Lectures on Acoustical Problems, 810
Tuckwell, H. M. S., on Indian Iron and Steel Industry, 761
Tudsbery, H. T., on Menai Bridge, 23
Tug, Motor, Hotchkiss Hydraulic Propulsion, 13*
Tunnel, Ritom Lake Power Plant, Bursting, 217
in Rock, Expansion under Hydraulic Pressure, 217
Moffat Railroad, Colorado, 473
Widening, City and South London Railw ay, 561; Earth Subsidence, 520
Tunnelling Work, Camden Town Junction, London Underground Railways, 561
Turbine Discs, Vibrations, Apparatus for Investigating, 648
Driven Oil Pump, Turbo-Generator, 134*
Hydraulic, Design, Principle of Similarity, 392*
25,000 H.P., Sorocaba Power Station, Brazil (English Electric Co., Ltd.), 541*
Standard Tests, Report, 439*
30,000 H.P., Twin-Impulse Type, Behira Power Station (English Electric Co., Ltd.), 542*
Waddamana Power Station, Tasmania, 595*
See also Poiver Plant ; Pelton Wheels
Mercury-Vapour, 14, 47, 88, 191*, 414
Pumps. See Pumps, Centrifugal
Steam, Application to Marine Auxiliaries, 477*, 489. See 821*
Blading for. See Blades ; Blading
Electric Power Stations, Development, 412
and 1 j-KW. Generator for Outdoor Lighting, 44*
Marine, Board of Trade Regulations for Survey, 703
Marine, Geared. See Marine Propulsion
Marine, Italian Cargo Steamers, 821*
Nozzles Research Committee, Report, 657, 673, 681*
Reduction Gears, Possibilities of Worm Gearing, 131
Reheating Steam during Expansion, 754
20,000-KW. Shanghai, Failure of, 18, 645
See also Turbo-Generators
Steamers. See Steamers ; Warships
Turbo-Generator, 1,500 KW., British Thomson-Houston, British Empire Exhibition Power Station, 388*
3,000-KW., Brush-Ljungstrom, Loughborough Pow’er Station, 766
12,000-KW., Colenso Power Station (C.A. Parsons <V Co., Ltd.), 721*
1,500-KW., English Electric Co., British Empire Exhibition Pow’er Station, 455*
1,500-KW., Howden-General Electric Co., British Empire Exhibition Power Station, 425*
16-KW., Marine Auxiliary, Italian Cargo Steamers, 822*
Marine Auxiliaries, 478*. See 489, 822*
20,000-KW., North Tees Power Station, 754*
14-KW., for Outdoor Lighting, 44*
Reheating Steam during Expansion, 754
30,000-KW., for Rotherham, 65*, 134*
20,000-KW., Shanghai, Failure 18, 645
Turner Brothers Asbestos Co., Exhibit at British Empire Exhibition, 710
Turner, Prof. T., Presidential Address to Institute of Metals, 344
Turner, S., Ltd., Generator Set for Telephone Exchange, 811*
Turning and Boring Mills. See Machine Tools
See Machine Tools
Tutin, J., Analysis of Ship Resistance, 517
Tyndall Lectures on Acoustical Problems, by Major M. S. Tucker, 810
Typographical Association and London Society of Compositors, Agreement, 407
Tyre Boring Mill, Acton Car-Repair Shops, 230*
Fixing Rolls, Acton Car Repair Shops, 232*
Heating Furnace, Induction Type, 230*
Retaining Studs, Drilling and Tapping Machine, 232*
Shops, Acton Car Repair Works, 229*

UEHLING Carbon Monoxide Recorder, 77
Uganda, Rainfall Distribution, 702
Underground Railways, London, Acton Car Repair Shops, 195*, 229* ; Traffic Problem, 406; Tunnel Widening, City and South London Line, Earth Subsidence, 520; Progress of Work, 561; Camden Town Junction Improvements, 561
New York Subway, Steel Carriages, 127
Water, Gas Analysis and Oil Prospecting, 78
Unemployment. See Labour
Unlflow Engine (J. Carmichael and Co., Ltd.), 808
Union Steamship Co., New Zealand, M.S. “Aorangi,” 376, 801
Unions, Trade. See Labour; Industrial Notes
United States, Atmospheric Temperature Distribution, 253*
Bureau of Mines: Report on Evaporation Losses, Petrol Storage Tanks, 82; Oil Prospecting, Analysis of Gases in Underground Water, 78; Analysis of Rare Metals, 119; Paraffin Problem in Oil Wells, 119; Conductivity and Specific Heat of Refractories, 300; Training in Mine-Rescue Work, 393 ; Effect of Air Temperature and Humidity on Workers, 427; Carbon Monoxide Self-Rescuers, 496; Screening of Illinois Coal, 496 ; Production of Sponge Iron, 497 ; Relative Importance of Colliery Accidents, 497 ; Use of Oxygen in Blast Furnaces, 497 ; Beneflciation of Iron Ores, 567 ; Low-Temperature Coke, 576; Occurrence and Uses of Zirconium, 676 ; Conversion of Alunite to Aluminium Sulphate, 577 ; Temperatures in Blast Furnaces Using Charcoal, 588 ; Vanadium Ore Deposits, 609 ; Natural and Artificial Spinel, 827
Bureau of Standards, Measurements of Properties of Steam, 579
Destroyers, Loss of, and Wireless Direction Finding, 84*
Merchant Shipbuilding in 1923, 106
Moffat Tunnel, Colorado, 473
Navy. See United States under Warships
Railways. See Railways; Railroads
Trade with South Africa, 52
See also America
United Water Softeners, Ltd., Water Softener, British Empire Exhibition Power Station, 333
Unity Crankshaft, Marine Diesel Engine, 707*. See 771
University College Engineering Society, Din ner, 182
Engineering Laboratories, 738
Ramsay Memorial Laboratory, 116
Harvard, Measurement of Properties of Steam, 579
See also Education
Upper Atmosphere. See Atmosphere
Utting, Major S., the late, 640

VACUA, High and Low7, Properties of Gases ii 330, 365*, 387*, 429*
Vacuum Brake. See Brake — Gauges for High Vacua, 387*, 429*
Pump. See Pump
Tube. See RQntgen Rays ; Telegraphy, Wire less; Telephony, Wireless; Valves, Then mionic
Vallance, R. H., on Coefficients of Expansion Metals and Alloys, 352*. See 344
Valparaiso Military Aeroplane (Vickers, Ltd.) 551*
Valve, Balanced, Controlling 30,000-H.P Pelton Wheel, 542*
Fuel-Spraying, Diesel Engines, Admiralty Experiments, 590*, 625*
Gate, Handy Quick-Acting, 815*
Gear, Diesel Engine, M.S. ” Sevilla,” 532*
Walschaert, Locomotive, 538*, 665*
Hydraulic, High Pressures, Homeyard, 745*
Inlet and Discharge, Ammonia Compressor, 42*. See LETTER, 206
Manoeuvring, Double Ferranti Type, Italian Cargo Steamers, 822*
Plug, Water Mains, Lundgren-Boyd Remote Control, 814*
Cock, Cork-Packed, for Petrol, 303*
Reducing, Mine-Rescue Apparatus, 807*
Steam-Pressure Control, Area Regulators, 714*
Self-Closing, Water Mains, Edwards’, 814
Sluice, 50-in. Electrically-Operated (Glenfield and Kennedy, Ltd.), 784*
Sluice, Roller, Hartebeestpoort Dam, 325*
Stop and Governing, 30,000-Kw. Turbo-Generaor, 134*
Thermionic, Amplifiers, Public – Address System, Loud-Speaking Telephony, 560
Development of, British Empire Exhibition, 581
Physical and Optical Societies’ Exhibition, 55
See also Telegraphy, Wireless; Telephony, Wireless
and Valve Gear. See also Engines
Vanadium Ore Deposits, 609
Vanguard Aeroplane (Vickers, Ltd.), 550
Variable-Speed Gear. See Gear
Varnishes and Components (Review), 153
and Paints, Exhibits at British Empire Exhibition, 646, 710
Vats, Dye, Temperature Controller 143*, 714
Vedeler, G., on Torsion of Ships, 516
Velocity of Sound in Sea Water, Formula, 299
Ventilating and Heating Engineers, Institution of. See Heating
and Heating Trades, Classes in DomesticEngineering, 214
Ventilation, Cooling System, Parsons Turbo- Generator, 723*
Mine, Theory and Practice (Review), 615
Ventimotor Wind-Driven Electric Lighting Plant, 711
Venturi Water Meter, Pulsating Flow, 7*. See 785
Meters, Values of Coefficient, 440*
Vertical Retorts, Dempster-Toogood Continuous, Swindon Gas Works, 164*, 228*, See 328*, 421*
Vibrac Steel, British Empire Exhibition, 608
Vibrating Fibre Gauge for High Vacua, 387*. See 429
Vibrations of Buildings, Sand-Cone Tests, 163. See Erratum, 213
Machinery, and Structural Damage, 163*. See Erratum, 213
Resonant, Possible Sources of Trouble, 049
of Ships, Causes and Remedies, 515
Torsional, Shafts, Model Experiments, 423
Turbine Discs, Apparatus for Investigating, 648
Vickcen Centrifugal Separators, 820
Vickers, B. R. (Leeds) Engineering Co., Ltd., Stern-Tube Appliances, 592*
Vickers, Ltd., Tests of Enveloping Gear Teeth, 257*; Shell Kerbside Petrol Pump, 301* ; Hardness Testing Machine, 518* ; Aeroplanes at British Empire Exhibition, 550* ; Tool-Room Lathe and Gear-Shaping Machine, British Empire Exhibition, 553*; Gyratory Rock Crusher, 606* ; Research Laboratory, British Empire Exhibition, 614. See 606* ; Electric Winder, British Empire Exhibition, 633* ; Broaching Machine, British Empire Exhibition, .696* ; Naval Exhibits, British Empire Exhibition, 801
Victaulic Flexible Pipe Joints, 205*
Victoria Dock District, London, Access, 584 Vigit Light Aeroplane, 551*
Vienna-London Service, Wireless Telegraphy, 84
Viscosity of Glass, Effect of Constituents, 808
of Slurry, Cement Manufacture, 566
Standard Method of Determining, 186
Tests, Liquids, High Temperatures and Pressures, 693*
Viscous Liquids, Vortex Motions, Demonstration, 674
Vista Stern-Tube Appliances, 592*
Vocational Training, Manual Workers, 341
Voltage Measurement, Use of Neon Lamp, 674
Vortex Motions, Viscous Liquid, Demonstration, 674
Vulcan Aeroplane (Vickers, Ltd.), 551*
Vulcan Boiler and General Insurance Co., Ltd., Report on Breakdowns of Electrical Machinery, 520

WAD-EL-NAU Pumping Station, 624, 654*, 685*. See 636*
Waddamana Power Station, Tasmania, 595*
Waddell, J., the late, 335
Wadkin and Co., Electric Drive for Planing Machines, Working Results, 120* ; Mortising and Boring Machine for Wood, 268* ; Tenoning Machine, 651*
Wages. See Labour
Wagons, Motor. See Motor Wagons ; Tractors
Side Dumping, Gas Plant, Swindon Railway Works, 328*
Wake, J. F., Tar-Macadam Plant, 700*
Walker, R. D., on Underdrainage, 141
Wall, A. T., on High Elastic Limit Mild Steel, 510*. See 489
Wall, Dr. T. F., on Magnetic Testing of Small Specimens, 293*. See LETTER, 368
Walls, Retaining, Stepped Ferro-Concrete, 138
Wallis, R., the late, 145
Wallsend Slipway and Engineering Co., Ltd.,
Wallsend-Sulzer Marine Diesel Engine, 744,
Walmsley, Dr. R. M., the Late, 804
Walschaert Valve Gear, Locomotives, 538*, 665*
“ Wanhslen,” Shallow-Draught Steamer for Yangtze-Kiang, 10*
War, European. See European War
Warehouse Construction, Use of Ciment Fondu, 144
Warfare, Naval. See Warships
Use of Aircraft in. See Aeronautics
Waring, F. J., the late, 177

Warships :

Admiralty Laboratory, Diesel Engine Investigations, 515, 559, 589*, 624*
Aviation, Naval. See Aeronautics
Bulge Protection against Torpedo Attack, 472, 475. See 488, 745*, 777*
Cruisers, French Construction, 211
Destroyers, French Construction, 211
French Naval Construction Programme, 211, 393
Establishments, Reorganisation, 613
Torpedo Boat ” Enseigne Gabolde,” 483*, 571*
Guns, Naval. See Guns
H.M. Battle Cruisers " Renown ” and “ Repulse,” Lord Fisher’s Instructions for Construction, 709
Navy, Diesel Engine Investigations, 515, 559, 589*, 624*
Estimates 1924-25, 375
Exhibit at British Empire Exhibition, 675*
Light-Cruiser Programme, 116
Recent Developments in Naval Architecture, 115. See 709
Warship Design, Strategical and Tactical Considerations, 472, 475
Submarine, ” L.24,” Loss of, 82
Warships, ” Royal Sovereign ” Class,
Effect of Bulges and Bilge Keels on Rolling, 488, 745*, 777*
Mine, Submarine, Vickers’, 801* ; Paravane for Defence, 802*
Naval Aeronautics. See Aeronautics
Bases, Floating Docks as, 832, 837*
United States Navy, San Francisco Bay, 341
Construction, Recent Developments, <15. See 709
and Unemployments, 116
Exhibits, British Empire Exhibition, 675*, 801*
Guns. See Guns
Submarines, Depth Charge for Destruction, 802
Submarines, French Construction Programme, 211
” L.24,” Loss of, 82
Mine, Vickers’, 801*; Paravane for Defence, 802*
in Naval Warfare and Warship Design, 472, 475
Resistance of, Principle of Similarity 357 — Vickers, Ltd., 802
Warfare and Seaborne Trade (Review), 442
Torpedo Attack, Bulge Protection against, 472, 475. See 448, 745*, 777*
United States Destroyers, Loss of, and Wireless Direction Finding, 84*
Navy, Naval Base, San Francisco Bay, 341
Warships, Bulge Protection Torpedo Attack, 472, 475. See 488, 745*, 777*
Construction, Vickers, Ltd., 802 —
Design, Strategical and Tactical Considerations, 472, 475
Repairs, Use of Floating Docks, 832,837* See also Naval in PARAGRAPH INDEX
Washer, Sand, for Filter Beds, Peebles, 784
Washing Machine for Casks, 367*
Wool (Hughes and Lancaster, Ltd.), 841*
Plant for Bottles, 105*
Coke, Gas Works, Swindon, 421*
Waste-Heat Recovery, Diesel Engines, 122*
Recovery, Open Hearth Practice, 632
Water, Boiler-Feed, Chemistry of (Review), 154
Feed, Treatment of, 267, 286
Cooling Towers, British Empire Exhibition Power Station, 490
Determination of Hardness, 267
Engineers, Institution of, F. J. Dixon on Somerford Pumping Station, 155*, 187*
Filters. See Filters
Flow Measurements, Standard Tests, 439*, 441
in Pipes and Channels, Measurement by Salt, 439, 441
in Pipes, Measurement by Orifice, 440*
over Weirs, Formulae, 439, 441
Gas. See Gas
Heaters. See Feed-Water Heaters
Mains, Cleaning Apparatus, Water-Propelled, 587*
Cole Recording Pitometer for, 785
Tapping under Pressure, 783*
Valves for. See Valves
with Victaulic Joints, London Water Supply, 205*
Meter, Cole Recording Pitometer, 785
Eccentric Drum Type (G. Kent, Ltd.), 786*
Fan Type (Guest and Chrimes, Ltd.), 814*
Imperial, Measuring Fixed Quantities, 749*
Venturi Type, Pulsating Flow, 7*. See 785
Venturi, Values of Coefficient, 44*
Power, Irish, Development of, and German Contractors, 339, 572
Tasmania, Great Lake Scheme, 355*, 451*, 568*, 595*, 694*, 792*
See also Hydraulic ; Pelton Wheel; Poiver Plant; Poiver, Water ; Turbine, Hydraulic
Pressure, Expansion of Tunnels in Rock, 217
Purification for Industrial Purposes, 266, 286, 287
Sea, Corrosion of Muntz Metal by, 625
Softeners, British Empire Exhibition Power Station, 333, 363
Softening, Barium-Carbonate Process, 267
Doucil Process, 287, See 267
Lime-Soda and Zeolite Processes, 286, See 267
Plant, Domestic, Zeolite Process, 626
Sterilisation, Chlorine, Chloronome Apparatus, 142*. See 266*
Supply, Bombay, New Pipe Line, 315
British Empire Exhibition, 228
Catchment Areas, Effect on Discharge of Waterways of Bridges, 87 ; Effect of Shape on Flood Discharge, 87
Emergency, Military, Agricultural and Colonial (Review), 755
London, Water Main with Victaulic Joints, 205* ; Centrifugal Pump, Littleton Reservoir, 689*
Palestine, Military Operations, 133
Rainfall and Run-off Catchment Areas, 40*, 87, 193*
Rural Districts, Legal Aspects, 343
South Staffordshire, Somerford Pumping Station, 155*, 187*
See also Irrigation ; Wells
Tight Subdivision of Ships, 157*, 241, 844. See 832
Tube Boiler. See Boiler
Turbines. See Turbines, Hydraulic ; Pelton Wheels ; Power Plant
Underground, Gas Analysis and Oil Prospecting, 78
Wheels. See Pelton Wheels ; Turbines, Hydraulic ; Power Plant
Works Appliances, British Empire Exhibition, 783*, 814*
Calcutta, Centrifugal Pump, 689
See also Water Supply and PARAGRAPH INDEX
Waterloo Bridge, London, Proposed Reconstruction, 470, 584, 766
Waterways. See Rivers ; Canals ; Navigation, Inland
Watkinson, Prof. W. H., Trials of Fraser and Chalmers Diesel Engine, 7326
Watson, H. A., on Locomotive Working, 469
Watson, Laidlaw and Co., Ltd., Centrifugal Machines, British Empire Exhibition, 818*
Watt Anniversary Lecture, by Sir E. T. d’Eyncourt, on Developments in Naval Architecture, 115. See 709
Watt, D. A. F., on Discharge through Sluices, Assuan Dam, 281
Waukegan Electric Power Station, 255
Waves, Effect on Ship Propulsion, 516. See 422
Making Resistance, Ships. See Ship Resistance
Weather. See Meteorology
Weaving Machinery. See Looms; Textile Machinery
Weight Considerations, Aeroplane Design, 123
Propelling Machinery, Warships, 559. See 515
Weir, G. J., on Thermal Efficiency of Power Production, 113
Weir, G. and J., Ltd., Monel Metal Exhibit, British Empire Exhibition, 669
Weirs, Water Flow over, Formulte, 439, 441. See 327
Welding, Arc and Acetylene, Fluxes and Slags in, 582
and Acetylene, Chemical Aspects, 221*
Engineers, Institution of: J. R. Booer on Chemical Aspects of Welding, 221*
Thermit, Process Exhibits at British Empire Exhibition, 647
Wellman Smith Owen Engineering Corporation Ltd., Cldre Mechanical Shovel, 495*
Wells. G. J., on Thermal Efficiency of Internal- Combustion Engines, 429. See 467, 558, 585. See also 831
Wells, Artesian, Sampling Water, Different Depths, 157*
Boring Operations, I Somerford Pumping, Station, 155*
Oil, Electric Power, Drilling and Pumping, 214
Methods of Drilling, Evolution, 741
Paraffin Deposits in, 119
Wembley Park, British Empire Exhibition. See British Empire Exhibition
Wentworth-Shields, F. E., on Portland Cement in Sea Water, 557
Werkspoor Double-Acting Marine Diesel Engine, 707, 771*
West African Section, British Empire Exhibition, 528*
Indian Pavilion, British Empire Exhiibition, 528*
Western Canada, Trade Representation, 810
Western Electric Co., Ltd., Public Address System, 560*; Transatlantic Wireless Telephony, 709
Westerndorp, Prof. F., on Coal Handling at Rotterdam, 619
Westgren, A. F., on X-Ray Studies, Copper- Aluminium Alloys, 360
Westinghouse Brake and Saxby Signal Co., Ltd., Safety Appliances, Mine - Winding Operations, 728*, 756*
Westinghouse Electric and Manufacturing Co., l|-Kw. Turbo-Generator, 44*
Wharf Cranes See Cranes
Wheat-Steaming Machine, Invincible, 725
Wheaton, H. J., on Doucil Water-Softening Process, 287. See 267
Wheels, Gear. See Gears; Gearing; Marine Propulsion
Pressed Steel, for Industrial Cars, 126*
Railway, Steel, Davis Centrifugal Casting Process, 605*
Lathes for Turning, 695*
and Tyre Shops, Acton Car Repair Works, 229*
White Metal. See Alloys under Metallurgy
White, T., and Sons, Ltd., Planing Machine for Wood, 445*
Whitehead’s Theory of Relativity, 384
Whitmore’s Brake and Overwind Preventer, Winding Engines, 678*
Wickham, W. G., Report on South African Economic Position, 52
Widlake Pressure Indicators, Gas Mains, 710
Wild-Barfield Furnaces, Heat Treatment of Razor Blades, 713*
Wilkinson Sword Co., Ltd., Electric Furnaces, Heat Treatment of Razor Blades, 713
Williams, E., on Economics of Coal Mining Industry, 740
Williams, Prof. E. C., on Silica Gel, 622
Williams-Janney, Variable-Speed Gear, 803
Willing Worker Petrol Engine and Saw, 410
Wilson, A. H., the Late, 300
Wilson, D. R., on Industrial Fatigue, 181
Wilson, E. W., on Repair and Upkeep of Pneumatic Tools, 219*. See 202,277*, 313
Wilson Optical-Projection Comparator, 606
Wilson, S. H. J., on Low-Tin Bronze, 346
Wilson, W. J., on Crude Oils of Burmah and Assam 470
Wind-Driven Electric Lighting Plant, * Ventimotor,” 711
Effect on Ship Propulsion, 516. See 422
Gauge, Recording (Cambridge Instrument Co., Ltd.), 20*
and Ocean Currents, Relationship, 270
Tunnels, See Aeronautics
Winding Engine, Electric (Vickers, Ltd.), 633
Electric, British Empire Exhibition Colliery, 677*, 793*
Whitmore’s Brake and Overwid Preventer, 678*
Winter, J. R., on Stamping Practice, 124*
Wires and Cylinders, Air Resistance, Principle of Similarity, 391*
Fine, Projection Micrometer for Measuring, 716*. See 20
Rod, Continuous Rolling Mills, 620*, 631
Ropes and Ropeways, British Empire Exhibition, 730, 789
Signalling, Standard Specification, 763
Wireless Telegraphy. See Telegraphy
Telephony. See Telephony
Wiring, Electric, Steel Conduit, Standard Specification, 48
Wohler’s Tests. See Alternating Stress under Tests (Materials).
Wolseley Motor Sleigh, 318
Wood, A. J., on Insulation of Refrigerator Cars, 217*, 252*
Wood, Plastic, Necol, Pattern Making, 825
Stave Pipes, Tasmanian Water Power Scheme 569*
Woodworking Machinery. See Machine Tools
Wool-Washing Machine (Hughes and Lancaster, Ltd.), 841*
Compensation. See Labour

Works :

Car Repair Shops, Underground Railways, Acton, 195*, 229*
Chemical Works, Oppau, Cause of Explosion, 601
Factory Legislation. See Labour
Glass Works, Use of Pyrometers, 269
Ship Repair Works, Swansea, Palmers’, 602*, 637*
Steel Works Practice, Development, 611, 616
Swindon Railway Works, Coal-Gas Plant, 164*, 228*, 328*, 421*
Works Management, Education in, 311. See 247
Factors Affecting Production Costs, 273, 308, 340, 374. See LETTERS, 313, 397
Factory Legislation. See Labour
Rest Pauses in Repetition Work, 310
Tool Stores Organisation, 469
Workmen. See Labour
Workshop Laboratory, Vickers, Ltd., British Empire Exhibition, 614. See 606*
See JForLs-; Machine Tools
World Power Conference, British Empire Exhibition, 644. See 766
Struggle for Oil (Review), 215
Worm Gearing. See Gear ; Gearing Worthington-Simpson, Ltd., Feed – Water Heater, 108* ; Circulating and Condensate Pumps, British Empire Exhibition Power Station, 458* ; Boiler-Feed Pumps, 490* ; Centrifugal Pump for Metropolitan Water Board, 689*
Wrecks. See Accidents
Wright, J. <fc E., Ltd., Exhibit at British Empire Exhibition, 730
Wright Lecture, Fuel Economy in Flight, 738 Wrought Iron. See Iron

X-RAYS. See Rontgen Rays
Xylonite Models, Stress Determination. See Optical

YANGTZE-KIANG River, Shallow-Draught Steamer, 10*
Yarrow and Co. (1922), Ltd., Shallow-Draught Steamer, 10*
Year Books. See LITERATURE INDEX
Yensen, T. D., on Determination of Silicon in Iron-Silicon Alloys, 173*
Yorkshire Iron, Exhibit at British Empire Exhibition, 668
Young. H. G. L., Ltd., Woodworking Machinery 645

ZEOLITE Process Water Softening, 286, 626*. See 267
Zinc Alloys. See Alloys under Metallurgy
Bronze, Casting Temperatures, 361, 384*
and Lead, Corrosion in Inorganic Salts, 359
Mine, Sullivan, Discovery and Development, 760
Prices. See Metal-Price Diagrams
Tailings, Lead Recovery, 251, 319
Zirconium, Occurrence and Uses, 576

Grace's Guide To British Industrial History

Engineering 1924 Jan-Jun: Index: General Index

See Also

Sources of Information