Engineering 1927 Jan-Jun: Index: General Index

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GENERAL INDEX

ABSORPTION BRAKE. See Brake
Abutment. See Bridge

Accidents :

Boiler Explosion Inquiries, Reports, 24,751
Failures, Report of Manchester Steam Users’ Association, 552
Civil Aviation, Accidents in, 620
Colliery Accidents, Coal-Dust Explosions,
Effect of Chemical Composition, 708
Effect of Atmospheric Conditions, 290
Experimental Investigation, Buxton Station, 728*. See 68*
Pressure Waves from Explosives, 58*. See 728*
Explosion, Baker’s Oven, Report, 24
Blow-Down Pipe, Report, 24
Boiler, Reports of Inquiries, 24, 751
Failure of Boiler-Tube Stopper, Steam Drifter, 751
Flexible Steam Pipe, Report, 24
Hot Press and Carving Table, 24
Steam-Heated Drying Plate, 751
Winch Pipe, on Trawler, 751
Stop Valve, S.S. “ Tudorstar,” 751
Water-Gauge Cock, Report, 24
Industrial Accidents, Susceptibility to, Report, 79
Shipping, Vessels Lost, Lloyd’s Statistics, 342
Street Accidents, London, Report, 264
Accumulators, Electric. See Electric Acetylene, Dissolved, Production and Use for Lead Burning, 364
Welding. See Welding
Acid, Sulphuric, Manufacture, Mills-Packard Chamber Plant, 364
Manufacture, Use of Schmiedel Box, 364
Acoustical Experiments with Mechanical Vibrator, 679
Acoustics, Sound Absorption, Measurement by Stationary Waves, 679
Signalling Apparatus, Irish Lightship; Dlaphone, 8*. See 70 ; Explosives, 71* ;
Submarine Bell, 71*
Aero Diesel Engine, Investigations, 699*, 779
Activation of Hydrogen in Electric Discharge, 245
Adaptable Moulding Machine Co., Portable Electric Riddle, 453*
Adcock, F., on the Preparation of Pure Chromium, 586, 745*
Address, Presidential. See Presidential Address
Admiralty. See Warships
“Adventure,” H.M.S., Diesel-Electric Propelling Machinery, 750*. See 490
Aerial Disperse Systems, Smoke and Dust as, 173
Navigation. See Aeronautics
Surveying, German Methods, 65*, 185*
Transport. See Aeronautics
Aerodynamics. See Aeronautics
Aeronautical Society, Royal, Development of Civil Aviation in Germany, by Major M. Wronsky, 392 ; Wilbur Wright Lecture, by Prof. L. Prandtl, on the Generation of Vortices in Fluids of Small Viscosity, 637*. See 613, 648, 707 ; Busk Memorial Prize, 734

Aeronautics :

Aerial Surveving, German Methods, 65*. 185*
Aerodynamics, Static Pressure Measurement, 243*
Vortex Generation, Fluids of Small Viscosity, 627*, 707. See 613, 648
Aeronautical Research Committee, Report on Wing Flutter, 173 ; Report on Hot- Wire Anemometer and Wind-Direction Indicator, 184 ; Report on Aero Engine Crankshaft Investigations, 246
Aeroplanes, Enemy, Speed-Finder for, Husun-Andrews, 197*
Flights, Recent Long-Distance, 647
Transatlantic, Oapt. Lindbergh, 647
Hangars, Aircraft Carriers, Electric-Lighting System, 684*
Aeroplanes, Launching from Warships, Catapults for, 567
Photographic Surveying, German Methods, 65*, 185*
Recent Commercial Types, 620
Wing Flutter in, Report on, 173
Air Ministry Laboratory, Investigations of
Dopes and Detonation, 147*,182*,210
Aircraft Carriers, Aeroplane Hangars,
Electric-Lighting System, 684*
Airship Construction, British Progress, 520
Design, Fineness Ratio of Hull, 503
6,500,000 cub. ft., for United States Navy, Design Requirements, 503
Catapults, Launching Aeroplanes from Warships, 667
Civil Air Transport (Review), 128
Aviation, German, Development, 392
Italian, Development, 540*
Progress of, Report, 620
Commercial Air Transport (Review), 128
Enemy Speed-Finder for Aeroplanes,
H us un-Andrews, 197*
Engines, Petrol, Aeroplane, Crankshaft
Investigations, 246
Aeroplane, Detonation in, Chemical Investigations, 147*, 182*, 210*
Aeroplane, Heenan-Fell Air Brake for Testing, 193*
Aeroplane, 600-h.p. Vee Type
(Bayerische Motoren Werke), 351*
German Civil Aviation, Development, 392
Royal Air Force Cadetships, 334
Force, Estimated Expenditure, 328
Speed-Finder, Enemy, for Aeroplanes,
Husun-Andrews, 197*
Static Pressure, Air in Motion, Measurement of, 243*
Transatlantic Aeroplane Flight, Capt.
Lindbergh, 647 See also PARAGRAPH INDEX
Aeroplanes. See Aeronautics
Agreements between Consulting Engineers and Clients, Form of, 328
Labour. See Labour
Agricultural Hall. See
Machinery at Prague Fair, 394
Trade, Position and Prospects, 235
Motors. See Engines ; Motors; Tractors
Society, Royal, Report, 24
Tractors. See Tractors
Agriculture, Motor Tractors in, 17
United States Department of, Report on
Oil Fuel for Domestic Heating, 738
See also Irrigation and PARAGRAPH INDEX
“ Agwisun,” Oil-Tank Steamer, Salvage of, 240
Ailsa Craig Motor Co., Ltd., Marine Motor, 324
Air, Atmospheric, Diffusion Observations, 246
Effect of Turbulence, 384
Brake for Engine Testing, Heenan-Fell, 193
Compressed. See Compressed Air; Pneumatic
Compressor, Motor-Driven, for Motor-Car Tyres, 656*
Petrol-Engine Driven (Blackstone and Co., Ltd.), 223*
3,250-h.p. Turbine-Driven, Double-Reduction Gear for, 511*
Ejectors, Delas, for Condensing Plant, 161
Filter, Visco, for Motor-Car Engines, 778
Force. See Royal Air Force under Aeronautic#
Heater Tubes, Temperature Stresses in, 120
Lifting of Sand Particles, 483
Ministry Laboratory, Investigations of
Dopes and Detonation, 147*, 182*, 210
Pressure, Static, Measurement of, 243*
Pump. See Pump
See also Atmosphere
Aircraft Carriers. See Aeronautics
See Aeronautics
Airships. See Aeronautics
Ajax-Wyatt and Ajax-Northrup Electric Furnaces, Non-Ferrous Metals, 314, 334*
Aktiebolaget Finshvttan, Lawaczeck Turbines, Lilia Edet, 449*
“Albatross,” Irish Lightship, 7*, 69*
Alberta, Northern, Bituminous Sands, 571
“Alcantara,” M.S., Roval Mail Steam Packet Co., 229*
Alcohol, Power, Production from Cellulose, 95
Production of, Recent Investigations, 363
Alig and Baumgartel, Measuring Machine for Hole Centres, 321*
Allgemeine Elektrizitats Gesellschaft, Control Apparatus, Heating Steam Supply from Turbines, 322*; Sub-Station Equipment Bavarian Power Scheme, 693*, 722
Allis Texrope Drive, 246*
Alloys. See Metallurgy; Microphotographs; PARAGRAPH INDEX
Alpha Kays and Atomic Structure, 375*, 409*, 460*, 492*
Alternating Current. See Electric Stress. See Tests (Materials)
Alternators. See Generators, Electric; Turbo-Generators
Alumina Dosing Plant, Water Purification, Sand fields Pumping Station, 630
Aluminium Alloys. See Alloys under Metallurgy
Development in Production, 555. See 625 Influence of Calcium on, 345, 531*
See also Metallurgy ; Metal-Price Diagrams
Amalgamation of Companies (Review), 220
Amalgams, Metallographical Investigations, 616
“Amazon.” H.M. Destroyer 589*. See 524
“Ambuscade,” H.M. Destroyer, 524.* See 589
American Institute of Mining and Metallurgy. See Mining
Navy. See United States under Warships Society of Mechanical Engineers. See Mechanical Engineers
of Naval Architects and Marine Engineers.
See Naval Architects See also United States
Ammonia-Absorption Refrigerator, Electrolux
Pumpless Type, 579*, See 610 Compressor, Twin-Cylinder (Lee, Howl and Co., Ltd.), 225*
Flow in Refrigerators, Ball-and-Tube Meter, 679
Synthetic Manufacture, Electrolytic Hydrogen Plant, 480*, 510*
Amsterdam, International Congress, Testing Materials, 765
Analysis, Chemical, Glasses, Refractories and Slags, 291
Use of Ultra-Violet Light, 616. See 771 Flue Gas, CO2 from Oil-Fired Furnaces, 204, 269. See 151*
Gas, Use of Piezo-Electric Oscillations, 616
Andrade, Professor E. N. da C., on Early Experiments in Light and Electricity, 69
Andrew, Professor J. H., on the Ac 1 Range in Special Steels, 629 ; on Nickel-Chromium- Molybdenum Steels, 629
Anemometer^ Hot-Wire, and Wind-Direction Indicator, Report, 184
Ango-Ango, Belgian Congo, New Port, 230
Annealing. See Heat Treatment under Metallurgy
Annual Publications. See LITERATURE INDEX
Anti-Friction Metals. See Alloys under Metallurgy
Antimony Prices. See Metal-Price Diagrams
Apparatus, Scientific, Exhibition, Royal Society Conversaziones, 462, 585, 616, 634,* 771. See Erratum, 672
Physical and Optical Societies’ Exhibition, 21*, 51*, 67.* See Erratum, 106.
Apples, Transport and Cold-Storage Problems, 212, 408
Appointments Board, Cambridge University, Report, 558
See PARAGRAPH INDEX
Apprenticeship and Industrial Efficiency, 234
System, Central Marine Engine Works, 206
Works of H. Morris, Ltd., 664 See also Education
” Arandora,” S.S., Launch, 23
Arbitration In Labour Disputes. Seo Labour and PARAGRAPH INDEX
Law, Reform of, 360
Arc. See Electric; Furnace ; Welding Arch Bridge, Ferro-Concrete, Sydney Metropolitan Railways, 286*
Masonry, Design of (Review), 540
Span, Sydney Harbour Bridge, Main Bearings for, 619*
Architects, Naval. See Naval Architects Argon, Phenomena of Electric Discharge, 462 Arlberg Railway Electrification, Hydro-
Electric Power Plants, 783
Armoured Ships. See Warships
Armourers and Brasiers’ Company, Lectureships and Industrial Bursaries, 589
Armstrong, Whitworth and Co. Ltd., 2-8-0 Type Three-Cylinder Locomotive, Buenos Aires Great Southern Kailway, 124* ; H.M.S. “ Nelson,” 524* ; Profit-Sharing System, 722 ; Elswick Works, 759
Army Transport, W.D. Type Six-Wheeled Lorry, 327, 330, 336*, 366, 367*
Arsenic, Effect on Copper, 298, 303*, 306*
Arsenical Copper, Brittleness in, 298
Arterial Roads. See Roads
Artesian Wells. See Wells
Arts, Royal Society of, Cantor Lectures on Recent Progress in Optics, by Dr. L. C. Martin, 81, 112*, 141 ; British and American Practice in Working Hot and Cold Metals, by F. W. Spencer, 174 ; Physical Studies in Lamp and Valve Manufacture, by C. C. Paterson, 252* ; Corrosion of Metals at Joints and Crevices, by U. R. Evans, 362; Utilisation of Gas Coke, by Dr. E. W. Smith, 365
Ash Constituents, Influence in Coal Carbonisation, 777
Asiatic Petroleum Co., Fire-Protection Equipment, New Zealand Depot, 763*
Associated Daimler Co., Ltd., Field-Control Governor Railless Electric Omnibuses, 75*
Associations, Engineering. See Institutions Astrological Planisphere, Queen Elizabeth’s, 585
Astronomical Exhibits, Royal Society Conversazione, 585
Astronomy, Internal Constitution of Stars (Review), 726
Measurement of Stellar Diameters, 81 Work of Laplace, 247
Atkin, H., on Twist in Box Girders, 664
Atkins, E. A., on Drawing Steel Wire, 590*. See 587
Atkinson, L. B., Demonstration of Electro- Pneumatic Lamp, 289
Atlantic Ocean, Circulation in, 102 Liners. See Steamers
Atmosphere, Cyclones and General Circulation of, 704
Effect of Turbulence, 384
Electric Potentials and Thunderstorms, 491
Smoke and Dust as Aerial Disperse Systems, 173
Atmospheric Conditions, Collieries, Effect on Output and Accident Rate, 290
Corrosion, Non-Ferrous Metals, 458 Diffusion, Observations of, 246
Atmospherics, Wireless Telegraphy, Range of, 639
Atom Testing Machine for Refractories, 67
Atomic Structure, Investigation by Alpha Rays, 375*, 409*, 460*, 492*
Australia, Sydney Harbour Bridge, Main Bearings for Arch Span, 619*
Metropolitan Railways, Electrification, 284*
Australian Wireless Beam Telegraphy Service, Grimsby and Skegness Stations, 354*. See 652*
Austria, Arlberg Railway Electrification, Hydro-Electric Power Plante, 783
Financial and Commercial Situation, 48
Auto-Set Surveyor’s Level, 162*
Autogenous Welding. See Welds and Welding Automatic Balanced Sluices, Balsamand Escape, Jodhpur, India, 55*
Machine Tools. See Machine Tools Signalling. See Signalling Stokers. See Stokers
Automatic Telephone Manufacturing Co., Ltd., Fire-Alarm System, 680*
Weighing Machine, Pulverised Fuel (W. and T. Avery, Ltd.), 755*
Automobile Engineers, Institution of, Place of the Tractor in Soil Cultivation, by Dr. B. A. Keen, 17 ; Petrol-Engine Development, by H. R. Ricardo, 310
See Motor Cars
Auxiliary Machinery, Marine. See Marine Avance Tractor, with Hot-Bulb Engine, 605* ;
Tractor Combined with Road Grader, 606*
Avery, W. <fe T., Ltd., Automatic Weighing Machine for Pulverised Fuel, 755*
Aviation. See Aeronautics
Axle-Box Bearings, Railway, Monometer Die- Casting Machine for, 258*
Locomotive, Grinding Machine for, 301 *
Motor Car. See Motor Car Details

BABCOCK AND WILCOX, Ltd., Super-Pressure Boiler, Bradford Power Station, 254. See 668, 694; Pulverised-Fuel Plant and Experimental Boiler, Birmingham University, 755*
Bacteria and the Decay of Building Stones, 597
Iron, Growth in Water-Storage Reservoirs, 508*
Bacteriological Process, Production of Alcohol from Cellulose, 95
Bailey, R. W., on Creep Stresses, 551. See LETTER,679
Baird System of Television, Development, 69
Baird and Tatlock (London), Ltd.. Chemical Apparatus, 53
Baker, G. S., on Economics of Ship Model Tests, 264
Baker’s Oven, Explosion of. Report, 24
Balanced Sluices, Automatic, Balsamand Escape, Jodhpur, India, 55*
Balfour, Sir A., on Inter-Industrial Relations, 770
Ball Bearings. See Bearings
Grinding Mills, Efficiency of, 483 Hardness Tests. See Hardness under Tests (Materials)
Mill, Porcelain, Coal Grinding, Birmingham University, 757*
Balsamand Escape, Jodhpur, India, Automatic Balanced Sluices, 55*
Band Conveyors. See Conveyors
Banking System and the Engineering Industry, 769
Barge Towing, Cheneau Overhead Electric System, 180* •
Barium, Electrionic Emission from, in Thermionic Valves, 617
Barker, J. H., on Efficiency, 25
Barnard’s Apparatus, Ultra-Violet Light Microscopy, 616
Barnes, A. A., on Cementation of Strata below’ Reservoir Embankment, 699
Barnsley Waterworks, Scout Dike Reservoir, Cement Grouting, 699
Barta, Dr. R., on the Ceramic Industry of Czecho-Slovakia, 652
Bartley Reservoir, Birmingham Water Supply, Cement Grouting, 699
Barton, C. H., on Tests of Lubricating Oils 435*. See 425, 455, 457, 679
Bascule Bridge, Double-Deck, Roosevelt- Avenue, New York, 121*
Batteries. See Electric
Battery Trucks. See Accumulator Trucks under Electric
Battleships. See Warships
Baum Coal-Washing Plant, Birmingham University, 754*
System, Long-Distance Electric Pow’cr Transmission, 738
Bavarian Electric Power Scheme, 691*, 722
Baxter, P. Macleod, the Late, 766
Bayerische Motoren Werke, 600-h.p. Aeroplane Engine, 351*
Baynham, A. F., the Late, 176
Beam System, Wireless Telegraphy. See Telegraphy, Wireless
Beams, Ferro-Concrete, Construction with Pre-Cast- Blocks, Hodgkinson System, 527*. See Erratum, 553
Beardmore, W., and Co., Ltd., Diesel Engines and Hydraulic Transmission, M. S.“Wulsty Castle,” 102* ; Diesel Engines for Railway Traction, 608*, 760* ; Tests of Cast- Steel Chain Cable, 734
Bearings, Arch Span, Sydney Harbour Bridge, 619*
Lubrication of, Laboratory Tests and Practical Results, 425, 435*, 547. See Erratum, 455. See LETTER, 679
Molecular Aspects, 395, 403, 425, 457 463
Machinery, Corrosion of, 297 Metals. See Alloys under Metallurgy Railway Axle Box, Monometer Die-Casting Machine for, 258*
Roller, for Rolling Mills and Reeling Mills, 465*
Beck and Co., Ltd., Klinger High-Pressure Valves, 167* ; Lassen Steam Trap, 372*
Beckinsale, S., on Hairsprings, 439. See 345
Bedstead, Rocking, Sir A. Yarrow’s, 732
Beet-Sugar Industry, Development, 363
Belgian Congo, New Port at Ango-Ango, 230
Bells for Ottawa Parliament House, 419
Bellasls, E. S., on Run-Offs from Indian Hill Catchments, 5
Submarine Signalling, Irish Lightship, 71*
Belt Conveyors. See Conveyors
Rubber, Multiple, Allis-Texrope Drive, 246* Drive, Lenix System, Sand fields Pumping Station, 473*. See Erratum, 526
Fastener, Simplon, 30*
Bending Tests. See Tests (Materials)
Benedicks, Prof. C., Award of Bessemer Medal, 319, 553 ; on Growth of Cast-Iron, 628
Benson High-Pressure Boiler, 694
Bergius Process, Hydrogenation of Coal, Work of Greenwich Fuel Research Station, 185. See LETTER, 269
Bergmann Elektricitatswerke A.G., Sub-Station Equipment, Bavarian Electric Power Scheme, 693*, 722*
Berlin, Conference on Engineering Materials, 709
Berry, H. H., on Domestic Heating, 695
Berso Vice, with Self-Adjusting Jaws, 394
Berthelot, Prof. D., the Late, 323
Bessemer Medals, Iron and Steel Institute, Award of, 319, 553 Bevel Gears. See Gears
Bewdley, Flow Measurements, River Severn, 427
Bexon, W. C., on Electric Power Distribution, 678. See 737
Biles, H. J. R.. on the Effect of Wind on Power and Speed of Ships, 478
Binary Alloys. See Alloys under Metallurgy
Biological Considerations, Water Storage, 508*
Biplanes. See Aeronautics
Birmingham, British Industries Fair, 191*,223*, 255*
Congress, Institute of Transport. See Transport, Institute of University, Coal-Treatment Laboratory, 753*
Water Supply, Bartley Reservoir, Cement Grouting, 699
Birtley Pneumatic Separator, Coal-Cleaning, 755*
Bismuth Alloys. See Alloys under Metallurgy Effect on Copper, 297
Bituminous Coal, International Conference, Pittsburg, 462 Sands of Canada, Report, 23, 571
Blackshall Colliery, Electrical Winding Gear, 759
Blackstonc and Co., Ltd., Fuel-Oil Filter Tank and Petrol-Driven Air Compressor, 223*
Blading, Steam Turbine, Special Steel for, 42
Blakeborough, J., and Sons, Luc-Denis Expansion Joint for Pipes, 37*
Blast Furnaces. See Furnaces
Blazoy, C., on Brittleness in Arsenical Copper, 298
Bleeding Steam from Turbines, A.E.G. Control Apparatus, 322*
Blom, Oapt. C., on Sailing Ships with Auxiliary Motors, 497*. See 446
Blow-Down Pipe, Explosion of, Report, 24
Blue Star Line (1920), Ltd., S.S. “ Arandora,” 23 ; S.S. “ Vikingstar,” Results with Star Contra-Propeller, 333*
Board of Education Summer Courses, Oxford and London, 334
Trade Reports, Boiler Explosion Inquiries, 24, 751
See also Overseas Trade Department
Boats, Life-Saving, Tractor for Launching, 620
Motor. See Motor Boat Submarine. See Warships
Boiler, Benson High-Pressure, 694
Design for High Pressures, 118. See 98, 237
Domestic Heating, Oil Fuel for, 738
Electric Power Stations, Increase in Size and Efficiency, 668, 694
Experimental, Babcock and Wilcox Type-Pulverised-Fuel Firing, Birmingham University, 755*
Explosion Inquiries, Reports, 24, 751 Failures, Report of Manchester Steam Users Association, 552
Feed Pump. See Pump Firing, Pulverised Fuel for. See Pulverised Fuel
Furnaces. See Furnaces and Stoker and Gas Producer, Wollaston Combined, Tests of, 431*
House, Deptford Power Station, 667
Poplar Power Station, 514
Stourport Power Station, 701
Treforest Power Station, South Wales, 595*
Willow Holme Power Station, Carlisle, 685*
Locomotive. See Locomotive Plates, Causes of Embrittlement, 675
Room, S.S. ” Empress of Australia,” Re-Equipment, 772*. See 733*
Ex-German Battleship ” Grosser Kur- fiirst,” 373*
Shops, H. Morris, Ltd., Loughborough Works, 314
Super-Pressure, Babcock and Wilcox, Bradford Power Station, 254. See 668, 694
Tubes, Standard Specifications, 294
Stopper, Failure on Steam Drifter, 751 Temperature Stresses in, 119*. See 100
Water Level Indicators, Paben Gauge Glass, 355*
Tube, Use on Locomotives, 171
See also Engines and Boilers in PARAGRAPH INDEX
Bolometers, Dewhurst’s Quick-Acting, 616
Bolsover, G. R., on Cold-Rolled Strip Steel, 603
Bolt Heads and Nuts, Sizes of, 357, 618
Trimming Machines, 43*
Bomb Calorimeter, Scholes, 499*
Bombay Back Bay Reclamation Scheme
Report, 82*. See LETTER, 101
Water Supply, Tansa Completion Works, 274
Bonding, Rail, London Underground Railways, 57*
Bone, Prof. W. A., on Blast-Furnace Reactions, 564*. See 585
Bonus Systems. See Labour
Books, New, Notes on, 37, 164, 276, 429, 657, 681, 698. See LITERATURE INDEX
Received, 14, 44, 76, 106,136,168,198, 230, 260, 292, 324, 356, 388, 420, 454, 486, 516, 548, 580, 610, 640, 672, 704, 734, 766
Boosters, Gas-Pressure, Electrolytic-Hydrogen Plant, 510*. See 480*
Bore Holes. See Wells
Boring Machine. See Machine Tools
Rig, Rotary, for Deep Wells (Usines G. Derihon, S.A.), 272*
Bottle-Making Machine, Glass, Automatic Suction Type, 779
Boulnois, H. P., the Late, 51*
Bournville Works, Cadbury Brothers, Ltd., Institute of Transport Visit, 646
Box Girders, Avoidance of Twist in, 664
Nailing Machine (W. Fredenhagen), 321
Boyle, Robert, Tercentenary, 111
Brad field, Dr. J. C. 0., Sydney Metropolitan Railway Electrification, 284*. See also Sydney Harbour Bridge
Bradford, Valley Road Power Station, Condensing Plant, 125*, 161* : Super-Pressure Turbo-Generator, 254, 668. See 694
Bragg, Sir W., on Crystallisation of Common Things, 128*
Brake, Air, for Engine Testing, Hcenan-Fell, 193*
Centrifugal Speed-Limiting, Crane Motors, andc., 624*
Testing. See also Dynamometer
Brass, Corrosion of. See Corrosion
Foundry. See Foundry
Inverse Segregation in, 346, 370*, 405*
Brass Melting, Electric Furnaces for, 314, 334
Penetration of Tin and Solder into, 3l6, 399*, 501*
Sheet and Strip, Standard Specification, 254
Wire, Effect of Molten Tin and Solder, 401*, See 310, 501*
Brazing Solder, Penetration into Mild Steel, Ac., 341*. See 310
Breakdowns. See Accidents
Breakwaters, Reports to Navigation Congress, 190, 241
Brcmner, D. A., on the Engineering Industry, 709
Brenforce Travelling Scholarship, 334, 771
Brewerton’s Ship’s Course Recorder, 22
Bricks, Fire. See Refractory Materials
Bridge Construction, Miami Valley Flood Protection Works, 444*
Dosign, Secondary Stresses in, 201
Double-Deck Bascule, Roosevelt Avenue, New York, 121*
Electrical. See under Electric Ferro-ConCrete Arch, Sydney Metropolitan Railways, 280*
Foundations, Watford Branch, Metropolitan Railway, 480
Masonry Arch, Design of (Review), 540
Movable (Review), 127
Proposed, Across the Little Belt, Denmark, 077
Railway, over Nile, at Dessouk, 90
Statically-Indctcrminate Structures, Design Considerations, 201
Struts, Thickness of Web Plates, 290
Suspension, Delaware River, Philadelphia, Theory of Design, 305, 500*. See 554 ; Investigations on Strength of Struts, 296 — Stiffened, Theory of Design, 500*. See 305, 554
Sydney Harbour, Main Bearings for Arch Span, 019*
Waterloo and Charing Cross, Allocation of Cost, 395 See also PARAGRAPH INDEX
Brightmore, Dr. A. W., the Late, 520
Brinell Tests. See Hardness under Tests (Materials)
Briquetting Machine, Coal, Birmingham University, 755*
Bristol University, Scholarships, 558
Britimp Metallic Packings, 403*
British Cast-Iron Research Association, Work of, 200, 709
Columbia, Mineral Resources, 710
Corporation, Survey and Registry of Shipping, Work of, 200
Electrical and Allied Industries Research Association, Work of, 203, 709
and Allied Manufacturers* Association, Report on Electrical Industry, 234; Annual Meeting, 427
Development Association, Annual Dinner, 305
Engineering Standards Association. See Engineering Standards
Engineers’ Association, Criticism of Report on Rating of Machinery, 172. See 41, 48 ; Statement on Engineering Finance and Organisation, 709
Industries Fair, Birmingham, 191*, 223*, 255*
Museum, Cleaning and Restoration of Exhibits, 044
Navy. See H.M. under Warships Non-Ferrous Metals Research Association,
Exhibition, 380 ; Report on Atmospheric Corrosion of Metals, 458 ; Need for Support, 077 ; Work of, 709
Railways. See Railuays Shipbuilding. See Shipbuilding
Shipping. See Shipping
British Thomson-Houston Co., Ltd., Electric Motors at British Industries Fair, 225*, 257*; Demonstration of Electric Discharge in Argon, 402 ; Turbo-Generator, Carlisle Power Station, 080* ; Turbo- Generators, Stourport Power Station, 701*
Trade. See Trade
Brittleness in Arsenical Copper, 298
In Boiler Plates, Causes, 075
Brno Institute of Technology, Research on Silicates, 052
Broido, B. N., the Late, 270
Bronze, Crystallisation from Fluid State, 297 Determination of Copper by Electrolysis, 400. See 347
Inverse Segregation in, 340, 370*, 405*
Brown, Boveri and Co., Sub-Station Equipment, Bavarian Power Scheme, 093*, 722*
Brown, D., <fe Sons, Ltd., Reduction Gear for Air-Compressor Drive, 511*
Brown-Firth Research Laboratories, Investigations of Heat-Resisting Steels, 002, 053
Brown, J. S., on the Machinery Installation of the Ex-German Battleship “ Grosser Kurffirat,’* 373*
Brown and Sharpe Manufacturing Co., Revolution Counter, 530*
Bruce, C. E. R., on Rating of Oil Circuit Breakers, 023
B.S.A. Tools. Ltd., Coventry Centreless Grinding Machine, 93*
Buck and Hickman, Ltd., Jig Drilling and Boring Machine, 352* : Revolution Counter, 530*
Buckton, J., and Co., Ltd., 15-ton Testing Machine, 258*
Buenos Aires Great Southern Railway, 2-8-0 Type. Three-Cylinder Locomotive, 124*
Building Construction, Timber in (Review), 20 See also Fcrro-Concrete and PARAGRAPH INDEX
Development and Road Improvement, 744 Research Committee, Report on Stone Preservation, 597*
Stone, Preservation of, Report, 597*
Bureau of Mines. See United States of Standards. See United States
Buried Cables, Research on, 709
Burmese Oilfields, Distribution and Production, 49
Burners, Oil Fuel. See Oil Fuel Incandescent Mantle, Irish Lightship, 70*

Burn-Lancaster Drum, Winget Conciete- Mixing Machine, 303*

Bush, Dr. H. L., on the Schmiedel Box in Sulphuric-Acid Manufacture, 364
Businesses, Amalgamation and Valuation (Review), 220
Busk Memorial Prize, Royal Aeronautical Society, 734
Buxton Colliery Research Station, Investigations of Pressure Waves from Explosives, 58* ; Equipment of Station, 728*
Meeting, Incorporated Municipal Electrical Association. See Municipal

CABLE, Chain, Cast-Steel, Tests of, 734 See also Wire. Ropes and Electric
Cadbury Brothers, Ltd., Bournville Works, Institute of Transport Visit, 646
Cadbury, G., on Industry and Transport, 645. See 643
Cairo International Navigation Congress. See Navigation
Caissons, Sliding and Floating, King George’s Dock, Calcutta, 567*, 659*. See 503*
Caking Power of Coal, Investigations, 751
Calcium, Influence on Aluminium Containing Silicon, 345, 531*
Calculus, Operational, and Electric-Circuit Theory (Review), 281
Calcutta, King George’s Dock, 503*, 567*, 659*; New Entrance Lock, Kidderpore Docks, 660. See 504*
Calder, J. D., on Design of Coasting Steamers, 470* See 446
Calenders, Rubber, Safety Screw-Down Gear for, 135*
Callendar, Prof. H. L., Work on Properties of Steam, 47; Investigations of Dopes and Detonation, 147*, 182*, 210*
Calorimeter, Bomb, Scholes, 499*
Calthrop, E. R., the Late, 420
Cambridge Instrument Co., Ltd., Exhibits at Physical and Optical Societies’ Exhibition, 23; Portable Magnetometer and Paschen Galvanometer, 634*
University Appointments Board, Report, 558
Cameras for Photographic Surveying, 65, 185
Camichel, M., Investigations of Fluid Flow, 27
Campbell, D. F., on Electric Furnaces in Non-Ferrous Metallurgy, 334*. See 314
Campbell, E., the Late, 240
Canada, Bituminous Sands of, Report, 23, 571 British Columbia, Mineral Resources, 710 Industrial Conditions, Report of Delegation, 423. See LETTER, 494 Ottawa Parliament House, Carillon, 419 Sodium Sulphate in, 308
Canadian Lakes, Self-Unloading Steamer “Valley Camp,” 695*
National Railways, Motor Train for, 762*. See 609*
Pacific Railway Co., S.S. “Empress of Australia,” 733*, 772*
Canals, British, Uses of, 646. See 644
Marne-Rhine, Cheneau Overhead Electric Traction System, 180*
Panama, Annual Report, 710
Reduction of Closing Duo to Ice and Repairs, 158
Rhone-Marseilles, Opening of Rove Tunnel, 522
Sliip, Reports to Navigation Congress, 188 See also PARAGRAPH INDEX
Canning, J. H., on Service Pipes for Gas Supply, 778
Cantilever Bridge. See Bridge
Cantor Lectures, Progress in Optics, 81,112*, 141 Capacity. See Electric
“Cape York,” M.S., Diesel Engine Trials, Indicator Gear, 243*
Capital and Labour. See Labour
Carbon Dioxide Contonts, Flue Gas from Oil Fired Furnaces, 204, 269. See 151*
Solid, for Refrigeration, 372
Carbonisation of Lubricating Oils, 404, 425, 436, 463. Seo 396
Carburisation. See Heat Treatment under Metallurgy
Cargo-Handling Equipment, Ships and Docks, 295
Steamers. See Steamers Carillon for Ottawa Parliament House, 419
Carlisle, Willow Holme Power Station, 685*
Carmichael, T., on Modern Carbonising Economics, 777
Carnot’s Theorem, Application to Natural and Industrial Processes, 25
Carpenter, Prof. H. C. H., Investigations of - Atmospheric Corrosion of Metals, 458; on Services of Metallurgy to Engineering, 555,625
Carriages, Motor, Railway, Diesel - Electric System, Diesel Engines for (W. Beardmore and Co., Ltd.), 609*, 760*
Railway, Pullman Dining, International Sleeping Car Co., Ltd., 144*
Shallow-Type Traverser for, 132*
Cars, Motor. See Motor Cars
Casale, Dr. L., the Late, 364
Case Hardening. See Heat Treatment under Metallurgy
Cast Iron, Growth after Repeated Heating, Theory, 628
Pearlitic, Advantages of, 625 Research Association, British, Work of, 200,709
Steel Chain Cable, Tests of, 734
Casting, Bronze, Crystallisation of Metal from Fluid State, 297
Examination by X-Rays, 677 Friction-Disc (Hitting* Machine for Gates and Runners, 320*
Steel Ingots, Electro-nydraulic Ladle Transporter, 412*
Catalogues, 30, 61, 92, 123, 184, 214, 277, 308, 340, 243, 374, 379, 406, 471, 502, 533, 566, 612, 626, 747, 783. See PARAGRAPH INDEX
Catapults, Launching Aeroplanes from Warships, 567
Caterpillar Tractor. See Tractor
Caustic Soda and the Embrittlement of Boiler Plates, 675
Cawley, G., the Late, 292
Cells. See Electric
Cellulose, Crystallisation of, X-Ray Investigations, 130*
Power Alcohol Production from, 95,
Cement Grouting Process, Water Reservoirs, 699
Testing Laboratory, Imperial Institute, Testing Machine, 383*. See Erratum, 512
See also Concrete and PARAGRAPH INDEX Cementation. See Heat Treatment under yietaUurgy
Centenary, University College, Lecture on Development of Electrical Engineering, 739
Central Ixmdon Railway, Electrical Track Equipment, 56*, 90*, 122*, 153*
Marine Engine Works, Apprenticeship Scheme, 206
Scotland Electricity Supply Scheme, 584, 636* Station. See Power Station
Centreless Grinding Machines. See Machine Toole
Centrifugal Pumps. See Pumps
Speed-Limiting Brake, Crane Motors, andc.,624*
Ceramic Industry of Czecho-Slovakia, 652 Society, Researches on Theory of Fine
Grinding, by Dr. G. Martin, 483 ; Prague Meeting with Czecho-Slovak Ceramic Society; Refractories under Stress at High Temperatures, by A. J. Dale, 651; Use of Indian Sillimanite, by W. J. Rees, 651; Firing Properties of Refractory Fireclay Products, by A. T. Green, 651 : Ceramic Industry in Czecho-Slovakia by Dr. R. Barta, 652 ; Silicate Research, by Dr. O. Kallauncr, 652
Chain Cable, Cast-Steel, Tests, 734
Manufacture, Works of H. Morris, Ltd., 380*
Links, Oval Wire. Method of Making, 355* Overall Non-Skid, for Pneumatic Tyres,
W.D. Type, Six-Wheeled Lorry, 339*. See 331, 370*
Track Tractor. See Tractor Chamber of Shipping, Report on Economic
Position of Shipping, 245 Change-Speed Gear. See Gear; Motor-Car Details
Channels, Open, Water Flow in, 376
Chapman, H. T., the Late, 495. See 545 Characteristic Energy Diagram, Marine Oil-Engine Trials. 414*, 445, 467*
Charing Cross Bridge, Proposed, Allocation of Cost, 395
Charleroi. Ateliers de Constructions Electrique de, Ladle Transporter, 412*
Charlottenburg, Conference on Engineering Materials, 709
Chart, Efficiency, for Rankine Cycle, 650
Chcmag Oxidation Process, Iron and Steel, 163
Chemical Analysis. See Analysis
Engineer and Industrial Development, 363 Engineering, Use of Rubber in, 378
Chemical Engineers, Institution of : Associate Membership Examination, 230, 429;
Presidential Address on Industrial Development and the Chemical Engineer, by Sir F. Nathan, 363 ; Lead as a Constructional Material for Chemical Plant, by S. J. Tungay, 363 ; Dissolved Acetylene for Lead Burning, by W. C. Freeman, 364 ; Note on the Function of the Schmiedel Box in Sulphuric-Acid Manufacture, by Dr. H. J. Bush and A. Grounds, 364 ; Recent Development in the Mills-Packard Chamber Plant by W. G. Mills, 364; Rubber as a Constructional Material in Chemical Engineering, by B. D. Porritt, 378 ; Effect of Temperature on Some of the Properties of Metals, with Particular Reference to the Limiting Creeping Stress by Prof. F. C. Lea, 379* ; Cross Cracking Process and Plant, by F. H. Rogers, 379
Chemical Industry, Society of (Chemical Engineering Group), Joint Meeting with Institution of Mechanical Engineers: Lubrication, by Dr. W. R, Ormandv. 403. See 395, 457, 463 ; Lubricating Oils,* Laboratory Tests in Relation to Practical Results, by A. G. Marshall and C. H. Barton, 435*. See 425, 455, 457, 679 ; Pittsburg Conference on Bituminous Coal, by Dr. R. Lessing, 462
Investigations, Detonation in Internal- Combustion Engines, 147*, 182*, 210* Plant, Lead for, 363
Chemistry, Activation of Hydrogen in Electric Discharge, 245
Chromium, Pure, Preparation of, 586, 745 of Corrosion. See Corrosion
Crystal Growth in Supersaturated Liquids,
Determination of Copper in Bronze by Electrolysis, 406. See 347
Electrometric Titration Apparatus, 53
Gas Circulator, Pearson and Thomas’, 53
Manganese, Pure, Preparation of. 586, 781* of the Oil Industries (Review), 398
Reactions between Gases and Ore in Blast Furnace, 585, 564*
Silicon, Pure, Preparation of, 586, 652
Sulphuric-Acid Manufacture. Mills-Packard Chamber Plant, 364 ; Use of Schmiedel Box, 364
Surface, Introduction to (Review), 493 See also PARAGRAPH INDEX
Cheneau Electric Traction System, Marne- Rhine Canal. 180*
China. Report on Industrial and Economic Situation, 18
Chittenden, J.P., Efficiency Chart for Rankine Cycle, 650*
Chlorination Plant, Water Purification, Sand- flelds Pumping Station, 545*, 632*
Chorlton, A. E. L., Diesel Engines for Railway Traction, 608*, 760*
Chromium, Pure, Preparation of, 586, 745*
Chronograph, Electrical, Explosion Investigations, Buxton Experimental Station, 731
Cinematograph. See Kinematograph
Circuit Breakers. See Switchgear Electric, and Operational Calculus (Review), 281
Circular Plates, Thick, Elastic Deflection of, 343*, 407*. See LETTER, 494 Saws. See Saws under Machine Tools
Circulating Pumps. See Pumps
Circulator, Gas, Pearson and Thomas’, 53 City and Guilds of London Institute, Report, 24 ; Examinations for Handicraft Teachers, 356; Flow Measurements, River Severn, 427 and South London Railway, Electrical
Track Equipment, 56*, 90*, 122*, 153* ;
Enlargement of Tunnels, 384 Civil Aerial Transport. See Aeronautics
Engineering Specifications and Quantities (Review), 726
Engineers, French Society of (British Section), Technical and Non-Technical
Management, by L. A. Legros, 490

Civil Engineers, Institution of :

Economics of Power Production of and Utilisation at Collieries, by Prof. D. Hay, 11
James Forrest Lecture on Some Recent Services of Metallurgy to Engineering by Prof. H. 0. II. Carpenter, 555, 625
Theory of Silt and Scour, by W. M. Griffith, 72
Applications of Power in Gas Works, by H. C. Smith, 146
Maramsilli Reservoir, Automatic Syphon Spillway, by P. Davies, 206*
Tansa Completion Works, Bombay Water Supply, by A. W. Stonebridge, 274
Heat Transmission and the Motor-Car Radiator, by Prof. W. E. Dalby, 374
Enlargement of the City and South London Railway Tunnels by I. J. Jones, and G. Curry, 384
Annual Dinner, 395
Bridge Foundations on Transported Chalk, with Notes on Piled and Monolith Foundations, by J. P. Porter, 486
Conversazione and Exhibition, 732. See 771*
Clark, Lieut-.-Col. E. K., on Internal-Combustion Locomotives, 451*. 500*. See 459, 495, 517
Clarke, Chapman and Co., Ltd., Gateshead Works, 759
Classification of Shipping, Work of British Corporation, 266
Clays, Fire. See Refractory Materials Clayton and Shuttleworth, Ltd., 50 h.p., Two-
Stroke Oil Engine, 257*
Cleaning Metal, Use of Trichlorethylene, 611 Cleveland Iron-Prices. See Metal-Price Diagrams
and the Northern Counties, Notes from, 15, 44, 77, 106, 136, 168, 198, 230,260,293 324, 357, 388, 420, 454, 486, 517, 549, 581 610, 640, 672, 705, 735, 767. See PARAGRAPH INDEX
Climate. See Meteorology
Clockwork Mechanism, Revolving Light, Irish Lightship, 70*
Clouds, Dust, Electric Phenomena, 533 Clutches, Magnetic, for Rubber NLilLs, 134* Clyde Turbine Steamer, “ King George V,”
Trial Results, 89*. See 109, 142, 171, 237, 238, 271
CO2. See Carbon Dioxide
Coaches, Railway. See Carriages
Coal, Bituminous, International Conference, Pittsburgh. 462
Briquetting Machine, Birmingham University, 755*
Calorific Value Tests, Scholes Bomb Calorimeter, 499*
- Carbonisation, Effect of Size of Particles, 740
and the Gas Industry, 739 Influence of Ash Constituents, 777

UInfluence of Inorganic Compounds, 740, 777

Cleaning, Birtley Pneumatic Separator, 755*
Spiral Type Separator, 755*
Consumption, Electric Power Stations, 677 See also Trials
Cutting Machines, Gate-End Switches, 192*, 196*
Machines, Plug and Socket for Cables, 196*
Dust Explosions, Experimental Plant, Buxton, 728*. See 58*
Inflammation of, Effect of Chemical Composition, 708
Economic Utilisation of, Work of Fuel Research Board, 94
Economy. Sec also Fuel Economy; Pulverised Coal
Gas. See Gas
Handling Equipment of Ships and Docks, 295
Plant, Stourport Power Station, 701
Plant. Treforest Power Station, South Wales, 595
Industry, Profit Sharing in, 722
Investigations of Caking Power, 751
Low-Temperature Carbonisation, Freeman Multiple Retort for, 230
Temperature Carbonisation, and the Gas Industry, 739
Temperature Carbonisation, L. and N. Process, Tests of Lubricating Oil, 665*. See 463
Temperature Carbonisation, Parker and L. and N. Processes, Large Scale Operation, 391. See LETTER, 463
Temperature Carbonisation, Turner Superheated Steam System, 559*
Temperature Carbonisation, Vertical Retort at Fuel Research Station, 484*
Coal, Low-Temperature Carbonisation, Work of Fuel Research Board, 95, 185. See LETTER 269
Lubricating Oil Production from, Comparative Tests, 665*. See 463 Mine. See Colliery
Alining, Effect of Ventilation on Output and Accident Rate, 290
Oil Production from, Turner Low-Temperature Carbonisation Process, 559*
Production from, Work of Greenwich Fuel Research Station, 185. See LETTER, 269
Pulverised. See Pulverised Fuel Pulveriser, Usco, 226*
Resources, Physical and Chemical Survey, Investigations of Caking Power of Coal, 751
Screening Plant, Hum-iner System, Birmingham University, 754*
Strike, Effect on Shipping, 245 Temperature of Initial Decomposition, 708
Traffic Organisation, L.M. and S. Railway, 645. See 643
Treatment. H.U. Universal Concentrator Table, 754*
Laboratory, Birmingham University, 753
Washing Plant, Baum and Draper Types, Birmingham University, 754*
See also PARAGRAPH INDEX
Coalburn, Turner Low-Temperature Carbonisation Plant, 559*
Coalite, Large Scale Production, 391. See LETTER 463
Coasting Steamers, Design of, 446, 470*
Cobb, Prof. J. W., on Properties of Coke, 621.
See 740 ; on the Influence of Ash Constituents on the Carbonisation of Coal, 777
Cochran Boiler and Woollaston Gas Producer Combined, Tests of, 431*
Cock, Water-Gauge, Explosion of, Report, 24
Coke Cooling, Gas Works, Heller-Bamag and Sulzer Systems, 778
Manufacture, Caking Power of Coal, 751
Effect of Size of Coal, 740 Influence of Inorganic Compounds, 740, 777
Oven Gas for Town Supply, 739, 777 Production by Gas Industry, 739
Properties of, 621. See 740 Gas, Utilisation of, 365
Coker and Dadsweli’s Experiments, Stress Distribution in Shafts, 771*
Coking of Coal, Influence of Ash Constituents, 777
Low-Temperature, of Coal. See Coal
Cold Drawing of Steel, Volume Changes in, 184
Rolled Strip Steel, Notes on, 603 Storage of Fruit, Reports on, 408
See also Refrigeration
Cole, Marchent <fc Morley, Ltd., Condensing Plant, Valley Road Power Station, Bradford, 125*, 161*
Collected Papers of Sir J. Dewar (Review), 598
College. See Education
Collieries, Effect of Ventilation on Output and Accident Rate, 290
German, Eight-Hour Day in, 566
Gob Fires in, Investigations, Buxton
Experimental Station, 731*
Power Production and Utilisation in, 11 Safety In Alines Research Board, Report
on Pressure Waves from Explosives, 58* ;
Report on Support of Underground Workings, 277;
Report on Inflammation of Coal Dust, 708; Buxton Experimental Station, 728*
Use of Steel Tubular Props, 277
Colliery, Blackshall, Electrical Winding Gear, 759
Explosives, Investigations, Buxton Experimental Station, 58*, 731
Haulage Gear, Compressed-Air (Usines G. Derihon, S.A.), 273*
See also Mines and Coal
Collisions. See Accidents Colombian Trunk Railway, Progress, 165
Colorimeter, Guild (A. Hilger, Ltd.), 21
Colouring Agents for Glasses and Glazes, 710
Iron and Steel, Chemag Process, 163
Columns, Bridge, Thickness of Web Plates, 296
Comae Oil Co., Ltd., Turner Low-Temperature Carbonisation Plant, 559*
Combination, Industrial, in England (Review), 635
Commerce and Industry, Committee on, Report on Industrial Efficiency, 233
See TRADE. See also Industries and Commerce in PARAGRAPH INDEX
Commercial Aviation. See Aeronautics Motor-Cars. See Motor
Committee, Engineering Standards. See Engineering and Standardisation Commonwealth. See Australia Companies, Amalgamation of (Review), 220
See PARAGRAPH INDEX Compound Stress. See Tests (Materials) Compressed-Air Aline-Haulage Gear (Usines G.
Derihon, S.A.), 273
Alotor, Aline Haulage Gear (Usines G. Derihon, S.A.), 274*
See also Pneumatic
Gas Cylinders. See Gas ('ompressor, A i r. See A i r Com pressor
Ammonia, Twin Cylinder (Lee, Howl and Co., Ltd.), 225*
Concentrator Table, H.H. Universal, Coal Treatment, 754*
Conciliation in Labour Disputes. Sec Labour; PARAGRAPH INDEX
Concrete Conduits, Construction, ATiami Valley Flood-Protection Works, 443*
Conduits, Vanncs, France, Rapid Destruction, 615
Dams, Theory and Construction (Review), 635
Alixing Machine, Winget, with Burn- Lancaster Drum, 303*
Afonoliths, Foundations, King George’s Dock, Calcutta, 505*. See 660
Reinforced. See Ferro-Concrete
See also Ferro-Concrete ; PARAGRAPH INDEX
Condensers, Ex-German Battleship “ Grosse Kurfiirst,” 373
Surface, Spring Supports for, 127*
Tubes, Cleaning by Air-Driven Plugs, 126
Erosion of, Parsons’ Investigations, 428, 433* See also Electric
Condensing Plant, Delas Air Ejectors, 161
Treatise on (Review), 219
Treforest Power Station, South Wales, 596
Valley Road Power Station, Bradford, 125*, 161* ; Trial Results, 161
Conductivity. See Electric
Conductor Ralls, Electric Railways, Composition and Resistance, 56*; Corrosion and Wear, 90* ; Snow and Ice Removal, 92; Pressure Rise due to Earths and Short Circuits, 56*. 153*
Conduits, Concrete, Construction, Miami Valley Flood-Protection Works, 443*
Vannes, France, Rapid Destruction, 615
Conference on Engineering Materials, Char- lottenburg, 709
International, on Bituminous Coal, Pittsburg, 462
Congo, Belgian, New Port at Ango-Ango, 230
Congress, Birmingham, Institute of Transport. Sec Transport, Institute of International Navigation, Cairo. See Navigation
Testing Materials, Amsterdam, 765
Consett Iron Co., Ltd., Iron and Steel Works, 759
Consulting Engineers and Clients, Form of Contract between, 328
Contra-Propeller, Results on S.S. “ Viking- star,” 333*
Contracts between Consulting Engineers and Clients, Form of, 328
Controllers, Electric Motor. See Motors, Electric Conversazione, Institution of Civil Engineers.
732. See 771*
Royal Society, 462, 585, 616, 634,* 771. See Erratum, 672
Conveying and Elevating Plant (Review), 128 Conveyor, Belt, for Box Lowering, 195*
Coal Handling, Stourport Powder Station, 701*
and Scraper Type, Self-Unloading Gear, S.S. ” Valley Camp,” 695*
Cook, S.S., on Progress in Steam-Turbine Economy, 87*. See 109, 142, 237, 238, 271, 398
Cooke, Troughton and Simms, Ltd., Surveying Instruments, Physical and Optical Societies’ Exhibition, 52
Coolers, Water and Oil (Heenan and Froude, Ltd.), 194*
Cooling, Coke, Gas Works, Heller-Bamag and Sulzer Systems, 778
Equipment, Transformer Oil, 722*
Co-Operation. See Labour
Cooper, A. R., on Electrical Track Equipment, London Underground Railways, 56*, 90*. 122*, 153*
Co-Partnership. See Labour
Copper Alloys. See Brass; Bronze; Gun- metal ; and Alloys under Metallurgy
Arsenical, Brittleness in, 298
in Bronze, Determination by Electrolysis, 406. See 347
Effect of Bismuth on, 297; Effect of
Arsenic on, 298, 303* ; Effect of Arsenic Plus Oxygen, 298, 306*
Metallurgy of, Recent Progress, 556 Prices. See Metal-Price Diagrams
Wire, Effect of Molten Tin and Solder, 401*.
See 316, 501*
Copperthwaite, W. C., the Late, 143
Corma Oscillating Piston Pump, 74*
Corrosion, Atmospheric, Non-Ferrous Metals, 458
of Boilers, Report of Manchester Steam
Users’ Association, 552
Conductor Rails, London Underground Railways, 90*
and Cracking of Boiler Plates, 676
High-Temperature, of Heat-Resisting Steels, 602, 653
Iron and Steel, Chemag Process for Prevention, 163
Machinery Bearings, 297 Metals, Differential Aeration Theory, 362 !— at Joints and Crevice’, 362
Penetration of Fluids and Gases, 297
Theory of. Recent Progress, 626
Resistance of Nickel-Copper Alloys, 477
Cost, Road Maintenance per Ton-Mile, 646
Cotton Research, Shirley Institute Memoirs (Review), 636
Counter, Revolution, Pocket, Brown and Sharpe, 530*
Coupling, Universal, Rolling Mill Drive, 466*
See also Clutch
Course Recorder, Ship’s, Brewerton’s, 22
Coventry Centreless Grinding Machine, 93
Cow’d ray, Viscount, the Late, 555
Cox and Danks, Ltd., Salvage Operations, Ex-German Battle Cruisers, 741*
Cracking, Cross Process, Petrol Manufacture, 379
of Steel Boiler Plates, Causes, 675
Crane, Electric, Overhead, 80-ton, with 10-ton Auxiliary Hoist (H. Morris, Ltd.), 313*
Electric-Overhead, Testing Equipment (H. Morris, Ltd.), 313*. See'380*
Girders, Avoidance of Twist in, 664 Ladle, for Casting Steel Ingots, Electro-Hydraulic System, 412*
Manufacture, Worksof H. Morris, Ltd., 311*, 380*, 572*, 661*
Motors, Speed-Limiting Brake for, 624
Steam, Locomotive, Pow’er Plants for, 60
Steel Ingot, Gripping Force of Tongs, 274 and Transporters (Review), 128
Crankless Engine, Michell, Test Results, 23 Crankpins, Locomotive, Grinding Machine, 301* Crankshafts, Aero Engine, Investigations, 246
Creep of Springs under Repeated Stress, 622*
Stress of Metals at High Temperatures, 118*, 379*. See 98, 271
Creep Stress Metals, at Ordinary Temperatures, 551. See LETTER, 679
Crenothrix Polyspora, Growth in Water Storage Reservoirs, 508*
Critical Points, Metals. See Metallurgy
Cross Cracking Process, Petrol Manufacture, 379
Crossings, Fly-Over, Sydney Metropolitan Railway, 284*
Crossley, Dr. A. W., the Late, 365
Crude-Oil Engines. See Engines. Oil Cruisers. See Warships
Crushing Tests, Cement, 100-ton Hydraulic Testing Machine, 383*. See Erratum, 512
Crystals, Diffraction of X-Rays by, 128*
Growth in Supersaturated Liquids, 614
X-Ray Investigations of, Radioactivity Photometer, 771
Crystalline Structure of Metals. See Metallography; Microphotographs
Crystallisation of Bronze from Fluid State, 297 things, X-Ray Investigations,
in Glass, Investigation of, 214
Lead-Tin Eutectic, 345
Tungsten Filaments, Electric Lamps, 254*
Cullet, Effect in Glass Melting, 214
Culvert Sluices,King George’s Dock, Calcutta, 659*. See 660
Cunard Liner “ Mauretania,” Position in British Shipping, 173
Current Transformers, Electrical Instruments, 67*
Curry, G., on the Enlargement of the City and South London Railway Tunnels, 384
Curves, Road Construction (Review), 711
Cussons, G., Ltd., Scholes Bomb Calorimeter, 499*
Cutters, Milling. See Milling under Machine Tools
Cutting Machines, Coal, Gate-End Switches, 192*, 196*
Coal, Plug and Socket for Cables, 196* Friction-Disc, for Gates and Runners, 320*
Cyclones and Circulation of Atmosphere, 704
Cylinders, Fluid Flow Round, Generation of Vortices, 627*. See 707, 648
Lubrication Valve, Superheated Steam Locomotives, 418* Gas. See Qas
Cylindrical Grinding Machine. See Grinding Machine under Machine Tools
Czecho-Slovak Ceramic Society, Prague Meeting. See Ceramic Society
Slovakia, Ceramic Industry of, 652 Hydro-Electric Power Plants, 767 Prague Fair, 393

D

D’ALTON, Lt.-Col. P. W., the Late, 454 Dadswell and Coker’s Experiments, Stress
Distribution in Shafts, 771*
Dahl, Prof. H. O., Tests of Kaplan Turbine at
Lilia Edet, 599*. See 449*
Dalby, Prof. W. E., on Heat Transmission and
the Motor-Car Radiator, 374; Characteristic-Energy Diagram, Marine Oil-Engine Trials, 414*, 467*. See 445
Dale, A. J., on Tests of Refractories at High Temperatures, 651
Dam Construction, Hydraulic-Fill Method, 441* Miami Valley Flood-Protection Works,
252*, 377*, 441*
Design and Construction of, Reports to Navigation Congress, 158
Discharge from, Hydraulic Jump for Dissipation of Energy, 376*, 444*
Masonry and Concrete, Theory and Construction (Review), 635
Danish. See Denmark
Dargue Brothers, Ltd., Simplon Belt Fastener, 30*
Darlington Forge, Ltd., Main Bearings, Sydney Harbour Bridge, 619*
Davies, P., on Maramsilli Reservoir Automatic Syphon Spillway, 206*
Dayton, Ohio, Flood-Protection Works, Miami Valley, 217*, 248*, 347*, 376*, 441*
le Fries, A., G.m.b.H., Nut-Tapping Machine, 321*
Deflection, Elastic, Thick Circular Plates, 343*, 407*. See LETTER, 494
Delas Air Ejectors for Condensing Plant, 161*
Delaware River, Philadelphia, Suspension
Bridge, Theory of Design, 365, 506*. See 554
Demag, A. G., Machine for Separating Thin Rolled Sheets, 512*
Denmark, Economic Situation of, Report, 770 — Little Belt, Proposed Bridge Across, 677
Deptford Power Station, Extensions of, 666*
Derihon, G., Boring Rig and Mine-Haulage Gear, 272*
Dessouk Railway Bridge, River Nile, 96*
Destroyers. See Warships
Detonation in Internal-Combustion Engines, Chemical Investigations, 147*, 182*, 210*. See 310
Detroit Centreless Grinding Machine, 36
Deuchars, G., the Late, 454
Dewar, Sir J., Collected Papers (Review), 598
Dewrance, Sir J., on Bronze Founding and Corrosion, 297
Diagram, Characteristic-Energy, Marine Oil- Engine Trials, 414*, 445, 467*
Efficiency, for Rankine Cycle, 650* Indicator. See Indicator Metal-Price. See Metal-Price Diagrams
Diaphone Fog-Signalling Apparatus, Irish Lightship ” Albatross,” 8*. See 70
Die-Casting Machine, Monometer, Railway Axle-Box Bearings, 258*
Dielectrics, Polarised-Particle, Theory of, 523
Diesel Engines. See Engines, Oil, Diesel; Marine Propulsion
Diffraction of X-Rays by Crystals, 128
Diffusing Glassware, Electric Lamps, Tests on
Brightness, 164
Diffusion, Atmospheric, Observations of, 24G
Thermal, of Gas Mixtures, 532
Digging Machine. Seo Excavator
Dining Cars, Pullman, International Sleeping Car Co., Ltd., 144
Direction Finding, Radiotclegraphic. Seo ** Telegraphy, Wireless
Directories. See LITERATURE INDEX
Disputes, Trade. See Labour
Dissolved Acetylene, Production and Use for
Lead Burning, 364
Distance Thermometers, Negretti and Zam- bra’s, 2S0
Distant Position Indicator for Tank Floats, andc. (Evershed <fe Vignoles, Ltd.), 21*
Distributor, Fuel, Ruston <and Hornsby Oil Engine, 192*
District Railway, Electrical Track Equipment, 56*, 90*. 122*, 153*
Dividing Machines, James Watt’s, 462 Dixon, F. J., Sandflelds Pumping Station and
Water Purification Plant, 473*, 543*, 630*. See Erratum, 526
Dixon, Prof. S. M., Flow Measurements, River Severn, 427
Docks, Cargo-Handling Equipment, 295 Charges, Report of Committee on, 295 Kidderpore, Calcutta, New Entrance Lock, 660. See 504*
King George’s, Calcutta, Construction, 503*, 567*, 659*
South African, Report, 521
Dodsworth, R. I., on Cargo-Handling Facilities, 295
Domestic Electric Supply and Methods of Charging, 678
Heating, Combined Fuel and Electric System. 695
Gas Fires, Products of Combustion, 740 Oil Fuel for, 738
Donkin, Bryan, Co., Ltd., Gas-Pressure Boosters, Electrolytic-Hydrogen Plant, 510*. See 480*
Dopes and Detonation, Internal-Combustion Engines, Chemical Investigations, 147*, 182*, 210*. See 310
Dorman, Long and Co., Ltd., Dessouk Bridge, 96*; Main Bearings, Sydney Harbour Bridge, 619*
Double-Helical Gears. Sec Gears
Reduction Gears, Marine. See Marine
Propulsion
Dragline Excavators, Miami Valley Flood- Protection Works, 444
Draper Coal-Washing Plant, Birmingham University, 754*
Draught, Impelled, for Boiler Furnaces, Usco System, 196*
Draughtsmen and Foreman Engineers, Glasgow and West Scotland Association of, Promotion of Goodwill in Industry, 615
Drawing Steel Wire and Qualities of Steel, 587, 590*
Office Organisation, Works of H. Morris, Ltd., 661*
Dredging Operations, Bombay Back Bay Reclamation, 82*. See LETTER, 101
Suction, Reports to Navigation Congress, 242
Work, Large Maritime Canals, 188
Drifter, Steam, Failure of Boiler-Tube Stopper, 751
Drilling Machines. See Machine Tools
Rig Rotary, for Deep Wells (Usines G. Derihon, S.A.), 272*
Drop-Forging Hammers. See Hammers under JfacAine Tools
Dry Dock. See Dock
Drying Plate, Steam-Heated, Explosion, 751 Drysdale, Dr. C. V., on Electrical Instrument
Design, 69
Dunlop, C. B., the Late, 355
Dunlop Self-Clearing Tread, Pneumatic Tyres, Motor Vehicles, 339*
Dunsheath, Capt. P., Super-Tension Cables, 110
Dust Clouds, Electric'Phenomena, 533 Coal, Explosions of. Sec Coal Dust — See also Pulverised Fuel and Smoke as Aerial Disperse Systems. 173
Dynamical Similarity, Principle of, Application to Ship Resistance, 479
Dynamometer, Electric, Engine Testing, Heenan-Highfleld, 193*
and Ricardo Variable-Compression Engine, 638*
Engine Testing, Heenan-Fell Air Brake, 193* Reflecting, Power-Factor Measurement, 68
Transmission, Spring-Flange Coupling Type, Manchester College of Technology, 291*
See also Brake
Dynamos. See Generators, Electric; Turbo- Generators

E

EARTH Fault Protection, Power Transmission Lines, Petersen Coils, 724 Magnetism. See Magnetism Pressure and Bearing Power of Foundations (Review), 541
Earthwork, Road Construction (Review), 711
East London College, Lectures on Short Electric Waves, 168
Echo Sounding Apparatus for Navigation, 52
Eclipse, Solar, Model Illustrating, 585
Economics, Industrial. See Labour Railway. Sec Bailway
Economisers, High Pressure (Goodbrand and Co., Ltd.), 165
Speed, Design of, 142, 204
Economy, Fuel. See Fuel Economy
Eddy Currents, Production by High-Frequency Currents, 523
Edge-Runner Mill, Paint Grinding, 772

Education :

Appointments Board, Cambridge University, Report, 558
Apprenticeship and Industrial Efficiency, 234
System, Central Marine Engine Works, 206
Works of H. Morris, Ltd., 664
Armourers and Brasiers’ Company, Lectureships and Industrial Bursaries, 589
Board of Education, Summer Courses at Oxford and London, 334
Bristol University, Engineering Scholarships, 558
Cambridge University Appointments Board, Report, 558
Chemical Engineers, Institution of, Examination, 230, 429
City and Guilds of London Institute, Report, 24 ; Examination for Handicraft Teachers, 356
East London College, Lectures on Short Electric Waves, 168
Education and Industrial Efficiency, 234 Electrical Engineers, Institution of,
Entrance Examinations, 23
Earaday House, Faraday and Maxwell Scholarships, 206
Gas Industry, Education and Training, 739.
Glasgow, Royal Technical College, Report, 58
Imperial College, Royal Scholarships and Free Studentships, 230, 429
Juveniles, Training and Employment, 491
Manchester Municipal College of Technology, Transmission Dynamometer for,
291* ; Research Scholarships, 558
Mechanical Engineers, Institution of, Exemptions from Examinations, 429
Municipal and County Engineers, Institution of, Essay Competition, 260
Research Scholarships, Manchester Municipal School of Technology, 558
Royal Air Force Cadetships, 334
Sanitary Institute, Royal, Snell Prize, 206
Scholarships, Engineering, Bristol University, 558
Faraday and Maxwell, Faraday House, 206
Research, Manchester Municipal School of Technology, 558
Royal, Imperial College, 230, 429 Travelling, Brenforce, 334, 771 Whitworth, Regulations, 230, 429
Sheffield University, Department of Glass Technology, Researches and Reports (Review), 281
Sir John Cass Institute, Advanced Lectures on Fuel, 168
Snell Prize, Royal Sanitary Institute, 206 Structural Engineers, Institution of,
Brenforce Scholarships, 334, 771
Supervising Electricians, National Association of, Competition for Highfleld Shield, 356
University College, London, Centenary, Lecture on Development of Electrical Engineering, 739
Welding, Acetylene, Instruction in, 54
Whitworth Scholarship, Regulations, 230, 429
See also PARAGRAPH INDEX Edwards, Prof. C. A., on Annealing of Mild-Steel Sheets, 603
Efficiency Chart for Rankine Cycle, 650* of Engines. See Engines; Trials of Natural and Industrial Processes, 25 of Power Stations. See Poiver Stations
Egypt, British Trade with, 516
Dessouk Railway Bridge, River Nile, 96
International Navigation Congress, Cairo. See Navigation
Egyptian State Railways, Dessouk Bridge, 96
Ejectors, Air, Delas, for Condensing Plant, 161
Elastic Deflection of Thick Circular Plates 343*, 407*. See LETTER, 494

Electric :

Accumulator Charging Apparatus, Wireless Receiving Sets, 69
Makers’ Association, Dinner, 266 Porous Ebonite Plate Separators,
Wilderman System, 106 Trucks and Manufacturing Methods,
H. Morris, Ltd., 574*
Use on Warships, 717
Alternating-Current Measurements, Testing Set for, 67*
Alternator. See Generator and Turbo Arc Furnace. See Furnace, Electric
Lamps for Naval Searchlights, 685 Welding. See Welding
Battery. See Accumulator (above)
Bridge,Capacitance, and Inductometer, 134
and Ohmmeter, Combined, Resistance Measurements, 68
Pedersen’s, for Frequency Measurements, 68
British Electrical and Allied Industries Research Association, Work of, 203, 709
and Allied Manufacturers’ Association, Report on Electrical Industry, 234 ; Annual Meeting, 427
Development Association, Annual Dinner, 365
Cables, Buried, Research on, 709
Coal-Cutting Machine, Plug and Socket for, 196*
Equipment, London Underground Railways, 122
Submarine, Gall’s Balancer for, 68
Mumetal High-Permeability Alloy for, 626
Super-Tension, Design of, 110
Telephone, Artificial, 67 for Use on Warships, 716, 749
Capacitance Bridge and Inductometer, 134
Cells, Electrolytic, Knowles’ System,
Hydrogen and Oxygen Manufacture, 481*. Seo 510*
Photo-Electric, Use with Feeble Light Sources, 616
Cells, Selenium, Polarisation and Effects of Dessication, 212
Central Stations. See Power Stations Chronograph, Explosion Investigations,
Buxton Experimental Station, 731
Circuit Breakers, See Switchgear
Electric, and Operational Calculus (Review), 281
Power Transmission, Characteristics of (Review), 541
Condensers, Discharge of, Work of Lord Kelvin, 522
Fixed, for Wireless Apparatus, Specifications, 153
Synchronous, Baum System, Long- Distance Power Transmission, 738
Power-Factor Improvement, Bavarian Electric Power Scheme, 723
Conductivity of Arsenical Copper, 300*,308*
Conductors, Linear, Current Distribution in, 134*
Cranes. See Cranes
Current Distribution in Linear Conductors, 134*
High Frequency, Phenomena of, 522
Transformers for Instruments, 67*
Dielectrics, Polarised-Particle Theory of, 523
Domestic Electric Supply and Methods of Charging, 678
Heating, Combined Fuel and Electric *System, 695
Dust Clouds, Electrical Phenomena, 533
Dynamo. See Generator ; Turbo-Generator Dynamometer, Engine Testing, Heenan Highfleld, 193*
Reflecting, for Power-Factor Measurement, 68
Earth-Fault Protection, Power Transmission Lines, Petersen Coils, 724*
Eddv Currents, Production by High-
Frequency Currents, 523 Electric Circuit Theory and Operational
Calculus (Review), 281
Discharge Phenomena, Tungsten Electrodes in Argon, 462
Electrical Engineering Industry, Position and Prospects, 31, 427. See LETTER, 85
100 Years’ Progress, 739
Exhibits, Leipzig Fair, 300, 322
Industry, Report by British Electrical and Allied Manufacturers’ Association, 234. See 427.
Machine, Hauksbee, Demonstration, 69 Plant and Apparatus, Prague Fair, 394
Electricity Commissioners, Central Scotland Electricity Supply Scheme, 584, 636* ; Power Station Statistics, 677
Nature of, Recent Research, 361 (Supply) Act, 1926, Treatises on
(Reviews), 397 Theory of (Review), 127
Electro-Hydraulic Ladle Transporter, Casting Steel Ingots, 412*
Electrolytic Hydrogen and Oxygen Plant, Knowles’ System, Pierrefltte, France 480*, 510*
Electrometric Titration Apparatus, Dr. J. F. Spencer’s, 53
Electro-Pneumatic Lamp, Early, for Domestic Use, 289
Fire Alarm, A. T. M. System, 680
Frequency Measurement,Pedersen’s Bridge for, 68
Furnaces. See Furnaces Galvanometer, Moving-Coil, Weston, 68
Paschen (Cambridge Instrument Co., Ltd.), 634*
Progress in Design, 69
Generating Stations. See Power Stations Generator. See Generator and Turbo Germany, Electricity Supply in (Review),
281
Hauksbee Early Electrical Machine, Demonstration, 69
Heater, Rivet (Holden and Hunt), 227* Heating, Domestic, Combined Fuel and
Electric System, 695 Electric, on Warships, 716
High-Frequency Currents, Phenomena of, 522
Hydro-Electric Power Plants. See Power Plants
Hydrogen Manufacture, Electrolytic Plant, Knowles’ System, Pierrefltte, France, 480*, 510*
Ignition for Internal-Com bust ion Engines. See Ignition ; Magneto
Induction Furnace. See Furnace — Motors. See Motors, Electric Inductometer and Capacitance Bridge, 134 Instruments, Current Transformers. 67*
Physical and Optical Societies’ Exhibition, 67*
Progress in Design, 69 Standard Specifications, 735
Insulating Materials, Use on Warships, 716
Insulators, Cap Typo, Bavarian Power-Transmission Lines, 692*
Conductor Rails, London Underground Railways, 91*
Lamps, Arc, for Naval Searchlights, 685
Early, Hydrogen Jet and Eleetrophorus Type, 289
Incandescent, Measurement of Residual Gas, 616
Manufacture, Physical Studies, 252* Shock-Testing Apparatus, 684*
Testa on Brightness of Diffusing Glassware, 164
Life-Testing Apparatus, United States Bureau of Standards, 123
Neon, Relighting after Momentary Extinction, 532
Watertight Fittings for, Standard Specification, 358
Lighting, Electric, on Warships, 684*
Low-Voltage System, Aeroplane Hangars on Aircraft Carriers, 684*
Lighting Set, Auxiliary, for Ships (Parsons Oil Engine Co., Ltd.), 290*
Locomotives. See Locomotives, Electric Machines. See Generators; Motors; Turbo Magnetos. See Magnetos ; Ignition Mains. See Cables (above)
Measurements, Radio-Frequency, Theory and Practice (Review), 727
Motors. See Motors, Electric
National Electrical Safety Code, United States. 141
Ohmmeter and Bridge, Combined, for Resistance Measurements, 68
Oil Switch. See Switchgear
Oxygen Manufacture, Electrolytic Plant,
Knowles* System, Pierrefltte, Prance, 480*. 510* ‘
Peak Voltages, Instrument for Measuring, 52
Petersen Coils, Earth-Pault Protection, Power-Transmission Lines, 724*
Piezo-Electric Oscillations, Use in Gas Analysis, 616
Plug and'Socket, Mining Type, for Cable Connection, 196*
Potentiometer, Measurement of Hydrogen- Ion Concentration, 23
Power-Factor Measurement, Reflecting Dynamometer for, 68
Stations. See Power Stations See Power
Protective Coils, Petersen, Earth Vaults in Power-Transmission Lines, 724*
Relays, Standard Specification, 421 Radio-Frequency Measurements, Theory
and Practice (Review), 727 Railway’s. See Railways Relays,' Protective, Standard Specification, 421
Resistance Measurements,Combined Bridgo and Ohmmeter, 68
of Nickel-Copper Alloys, 476
Welding. See Welding Rivet Heater (Holden <fe Hunt), 227
Rontgen Rays. See Rontgen Rules, Safety, Electrical Installations, 140
Safety Code, National Electrical, United States, 141
— Rules, Electrical Installations, 140
Selenium Cells, Polarisation and Effects of Dessication, 212
Ship Propulsion. See Marine Propulsion Single Phase. See Generators; Motors;
Power; Locomotives ; Railways Socket and Plug, Mining Type, for Cable Connection, 196
Standardisation in Electrical Industry, 140 *Starters, Motor. See Motors, Electric Steel Manufacture. See Metallurgy ; Fur
nace, Electric
Storage Battery. See Accumulator (above) Street Railways. See Tramways Sub-Station. See Sub-Station Switchgear. See Switchgear; Motors, Electric Synchronous Condensers, Baum System,
Long-Distance Transmission, 738 Power-Factor Improvement, Bava
rian Electric Power Scheme, 723 Tariffs, Domestic Electric Supply, 678 Telegraphy. See Telegraphy Telephony. See Telephony Testing Set, Alternating-Current Measure
ments, 67*
Thermometer. See Thermometer Three-Phase. See Generators; Motors;
Power; Locomotives; Railways Traction, Electric, Cheneau System, for
Canals, 180*
— See also Locomotives, Electric ; Railless ;
Railways; Tramways Tramways. See Tramways Transformers. See Transformers Turbo-Generators. See Turbo-Generators Voltages, Peak, Instrument for Measuring,
52
Voltaic Pile, Invention of, 266 Ward-Leonard System, Motor Control on
Warships, 684
Warships, Applications of Electricity In,
489, 683*, 716, 749*
Wattmeter Connections, High-Tension
Three-Phase Power Measurement,
723*
Waves, Electromagnetic. See Telegraphy,
Wireless
Welding. See Welding
Winding Gear. See Winding
Wiring Systems for Warships, 683*. See
716, 749
Wireless Telegraphy. See Telegraphy — Telephony. See Telephony X-Rays. See Rbntgen Rays See also PARAGRAPH INDEX
Electrical and Allied Industries Research Association, Work of, 203, 709
Manufacturers’ Association, Report on Electrical Industry, 234 ; Annual Meeting,
Electrical and Chemical Ebonite Co., Ltd., Wilderman Separators for Accumulator Plates, 106
Development Association, Dinner, 365 Engineering Industry, Position and Pros
pects, 31, 427. See LETTER, 85 100 Years’ Progress, 739

Electrical Engineers, Institution of :

Entrance Examinations, 23
Electrical Equipment of Track on the
Underground Railways of London, by A. R. Cooper, 56*. 90*, 122*. 153*
Super-Tension Cables, by Capt. P. Duns- heath, 110
Annual Dinner, 203
Demonstration of Electro-Pneumatic Lamp,-by L. B. Atkinson, 289
Faraday Lecture on tho Nature of Electricity, by Prof. W. M. Thornton, 361
Kelvin Lecture on High-Frequency Currents, by Dr. E. W. Marchant. 522
Applications of Electricity in Warships, by W. McClelland, 683*. 716, 749*. See 489
Rating of Oil Circuit Breakers, by E. B Wedmore. W. B. Whitney and C. E. R. Bruce, 623
Summer Meeting. New’castle-on-Tyne, 758 Wireless Section :—
Liquid-Cooled Thermionic Valves, bv W. J. Picken, 717*
Silica Valves in Wireless Telegraphy, by H. Morris-Airey, G. Shearing, and H. C. Hughes, 718*
Holweck Demountable Valve, by 0 F Elwell, 719*
Electrical Industry, Report by British Electrical and Allied Manufacturers’ Association, 234 See 427
Plant and Apparatus, Prague Fair, 394
Electricians, Supervising, National Association of. See Supervising
Electricity Commissioners. See under Electric Nature of, Recent Research, 361 (Supply) Act, 1926, Treatises on (Review’s),
391
Theory of (Review), 127
Electroflo Meters Co., Ltd., Fluid-Flow Meters,
Electro-nydraulic Ladle Transporter for Steel Works, 412*
Electrolux Refrigerator, Pumpless Ammonia- Absorption Type, 579*. See 610
Electrolysis, Determination of Copper in Bronze by, 406. See 347
Electrolytic Corrosion. See Corrosion
Hydrogen and Oxygen Plant, Knowles’
System, Pierrefltte, France, 480*, 510
Process, Muller’s, Translucent Metal Films, 61
Preparation of Pure Chromium, 745* See 586
Electromagnetic Waves. See Telegraphy, Wireless
Electrometric Titration Apparatus, Dr. J. F. Spencer’s, 53
Electro-Pneumatic Lamp, Early, for Domestic Use, 289
Elevating and Conveying Plant (Review), 128 Elevators for Bars and Bins, Works of H.
Morris, Ltd., 381*
Eliot, Sir W., the Late, 329
Elliott, G. A., on Activation of Hydrogen in Electric Discharge, 245
Ellis. Prof. D., Biological Considerations in Water Storage, 508*
Ellison, G., High-Tension Switch Panel, 226* Elswdck Works, Armstrong, Whitworth and
Co., Ltd., 759
Elutriator, Kinetic, for Ground Materials, 732 Elverson Oscilloscope, Physical and Optical
Societies’ Exhibition, 52
Elwell, C. F., on the Hohveck Demountable Thermionic Valve, 719*
Emery Wheels. See Grinding under Machine Tools
Empire Mineral Resources, Proposed Survey, 614
Employees; See Labour
Employers’ Responsibility for Servants’ Acts, 254
Employment. See Labour
“ Empress of Australia,” S.S., Canadian Pacific Railway, Reconditioning, 733*, 772*
Endurance Tests. See Alternating Stress under Tests (Materials)
Enemy Speed-Finder for Aeroplanes, Husun- Andrews, 197*
Energy Diagram, Characteristic, Marine Oil- Engine Trials, 414*, 445*, 467*
Engines, Aero. See Aeronautics
Crankless, Michell, Test Results, 23 Diesel. See Engines, Oil, Diesel; Marine
Propulsion ; Motor Ships Gas. See Producer; and PARAGRAPH INDEX Indicators. See Indicators
Internal-Combustion, Combined Cuff and
Mushroom Valve, 751*
Combustion, Combined Thermocouple
and Sparking Plug, 52*
Combustion, Detonation in, Chemical In
vestigations, 147*, 182*, 210. See 310 Combustion, Effect of Lubrication on
Piston Friction, 435*. See 426, 679 — Combustion, Heenan and Fronde Water
Coolers for, 194*
Combustion. Oxidation of Lubricating
Oils, 404, 425, 436, 463. See 396 Combustion, Ricardo Variable-Compres
sion, and Electric Dynamometer, 638* Locomotive. See Locomotive Motor Car. See Engines, Petrol Oil, Combined Cuff and Mushroom Valve, 751*
Diesel, Aero, with Pre-Combustion
Chamber, Temperature Measurements on, 699*, 779*
Diesel, Driving Road Roller, Leipzig Fair, 322
Diesel, Marine, Beardmore-Tosi, with
Hydraulic Transmission, M.S. ” Wulsty Castle,” 102*
Diesel, Marine, 10,000-h.p. Double-
Acting, M.S. ” Alcantara.” 229
Diesel, Marine, and Electric Transmission, Propulsion of H.M.S. ” Adventure,” 750*. See 490
Diesel. Marine and Stationary, Treatise on (Review), 727
Diesel, Marine, and Steam Engines,
Comparisons of Running Costs, 399*
Diesel, Marine, Trials of, Characteristic-
Energy Diagram, 414*, 445, 467*
Diesel, Marine, Trials of M.S. “ Cape
York,” Indicator Gear, 243*
Diesel. 300-h.p. Six-Cylinder, for Railway Traction (W. Beardmore Co., Ltd.), 608*. 760*
Diesel. See also Motor Ships; Marine Propulsion
Engines, Oil, with Electric Generator and Pump, Ship’s Auxiliary Lighting Set Parsons Oil Engine Co., Ltd.), 290*
Fuel-Oil Filtering Tank for, 223*
50-h.p. Horizontal Two-Stroke (Clayton <fe Shuttleworth, Ltd.), 257*
-30-h.p., Two-Cylinder, Hot-Bulb Typo, Avance Tractor, 000*
-Marine. 10-h.p. Four-Cylinder, with Overhead Valves (Alisa Craig Motor Co., Ltd.), 324*
Marine, Auxiliary Motors for Sailing Ships, 440. 497*
Multi-Cylinder, Fuel Distributor for (Ruston and Hornsby, Ltd.), 192*
-and Steam Combined, Kitson-Still Locomotive, 451*, 459, 495, 500*. See Erratum, 517
— See also Tractors ; PARAGRAPH INDEX Petrol, Aeroplane. See Aeronautics — and Air Compressor (Blackstone <fe Co..
Ltd.), 223*
Combined Cuff and Mushroom Valve, 751*
Detonation in. Chemical Investigations, 147*, 182*, 210*. Sec 310
Marine, 10-h.p. Four-Cylinder, with Overhead Valves (Ailsa Craig Motor Co. Ltd.), 324*
Motor Car, Fuel Consumption and Life, 310
Motor Car, Heat Transmission in Radiators, 374
Motor Car, Investigations of Detonation in,310. See 147*,182*, 210*
—Motor Car, Oxidation of Lubricating Oils, 404, 425, 430, 403. See 390
Motor Oar, Possibilities of Supercharging,
310
Motor Car, Standard Specification for Piston Rings, 735
Motor Car, Visco Air Filter for, 778
Ricardo Variable-Compression, and Electric Dynamometer, 038*
—Testing, Heenan-Fell Air Brake, 193*:
Heenan-Highfleld Dynamometer, 193*
See also Aeronautics; Motor Cars Steam, Britimp Metallic Piston-Rod Packing, 403*
Efficiency of Rankine Cycle, 050*
Heat-Extraction Type, Pressure Regulator for (Galloways, Ltd.), 70*
Horizontal, Uniflow Type, Sand fields Pumping Station (Sulzer Brothers), 474*
Improvement in Efficiency, 25 — Marine, Analysis of Trial Results, 80. See LETTER, 101
Marine, and Diesel Engines, Comparisons of Running Costs, 399*
Marine, 200-h.p. Four-Cylinder Single- Acting, Uniflow Type (Jaffa Engineering Co.), 380*
Marine. See also Marine Propulsion;
Turbines
and Oil Combined, Kitson-Still Locomotive, 451*, 459, 495, 500*. See Erratum, 517
Trevithick and Rastrick’s, Notes on, 138 — Use of Extra High Pressures, 734, 700 Winding. See TFindtwg
See also PARAGRAPH INDEX Engineering Apprentices. See Apprentices
Civil, Specifications and Quantities (Review), 720
Contracts. See Contracts ; Legal Education. See Education ; Apprenticeship Industries, Position and Prospects, 4, 31,
83, 113, 131, 174, 235, 200. See LETTER, 85
Industry, Co-Operation in, 770 — Finance and Organisation, 709 Institutions, Suggested Centre for, 204 Laboratories. See Laboratories; National
Physical
Materials, Conference, Charlottenburg, 709 Recent Services of Metallurgy to, 555, 025 Societies. See Institutions
Standards Association, Specifications, Boiler
Tubes, 294 ; Conference on Sizes of Bolt Heads and Nuts, 357, 018 ; Specification Brass Sheet and Strip, 254 ; Specification, Contours of Locomotive Tyres, 589; Specifications, Electrical Instruments, 735; Specification, Electrical Protective Relays, 421 ; Specification, Fixed Condensers for Wireless Apparatus, 153; Specification, Flame-Proof Enclosures for Electrical Apparatus, 123 ; Specification, Paints and Varnishes, 240 ; Specification, Piston Rings, 735; Specification, Rivet Dimensions, 707 ; Specification, Telegraph and Telephone Line Wire, 700 ; Specification, Tramway Gearing, 011 ; Specification, Watertight Fittings for Electric Lamps, 358 : Specifications for Zinc, 208
Works. See IForfo
Engineers, Chemical, and Industrial Development, 303
Consulting, and Clients, Form of Contract Between, 328
Education. See Education ; Apprenticeship
Institutions. See Institutions
and Shipbuilders in Scotland, Institution of ;
Diesel Engines and Hydraulic Transmission Gear of M.S. “ Wulsty Castle,” by R. Lowe, 102* ; Machinery Installation of the Ex-German Battleship ” Grosser Kurfilrst,” 373*
English Electric Co.. Ltd., Super-Pressure
Turbo-Generator for Bradford, 254, 008. See 094: Seower Governor for Pelton Wheels, 317*
Entrance Lock, Kidderpore Docks, Calcutta,
000. See 504*
Equilibrium Diagrams, Alloys. See Metallurgy Era Heat-Resisting Steel, Properties and
Applications. 42
Erskine-Murray, Dr. J. R., the Late, 205
Escalators, London Underground Railways, 38
Etchells, E. F., the Late, 44
Etching, Strain, Investigation of Stress Distribution in Steel, 155*, 221*
Euniuco, A. G., Drop-Forging Hammer, 765* European Hydraulic Research Laboratories
(Review), 220
Eutectic Alloys. See Alloys under Metallurgy Evans, U. R., on Corrosion of Metals at Joints and Crevices, 362; on Corrosion and
Cracking of Boiler Plates, 676
Everett, Edgcumbe <fe Co., Ltd., Electrical Instruments, 67*
Evershed and Vignoles, Ltd., Distant Repeater, 21* ; Ship’s-Course Recorder, 22*
Examinations. See Education
Excavation Work, Construction of King
George’s Dock, Calcutta, 505*
Station Construction, Sydney Metropolitan Railways, 288*
Excavators, Dragline, Miami Valley Flood - Protection Works, 444
Exhibition, British Industries Fair, Birmingham, 191*, 223*, 255*
British Non-Ferrous Metals Research Association, 386
Industrial, Prague Fair, 393
Institution of Civil Engineers’ Conver
sazione, 732. See 771*
Leipzig Fair, 299*, 320*
Scientific Apparatus, Physical and Optical
Societies, 21*. 51*. 67*- * See Erratum, 106 — Apparatus, Royal Society Conversaziones,
462, 585, 616, 634,* 771, See Erratum, 672 - Volta Centenary, 673. See 266
See also PARAGRAPH INDEX
Expansion Joint for Pipes, Luc-Denis, 37* Experimental Engine. See Engine
Station, Buxton, Safety in Mines Research
Board, 728* ; Investigations of Pressure
Waves from Explosives, 58*
Tank. See Tank; Ship Models; Ship
Resistance
Explosion, Baker’s Oven, Report, 24
Blow-Down Pipe, Report, 24 • Boiler. See Boiler Explosion
Coal Dust, Effect of Chemical Composition, 708
Dust, Experimental Plant, Buxton, 728*. See 58*
Failure of Boiler-Tube Stopper, Steam Drifter, 751
Flexible Steam Pipe, Report, 24
Hot Press and Carving Table, Report, 24
Pressure Waves from, 58*. See 728* Steam-Heated Drying Plate, 751
Winch Pipe on Trawler, 751 Stop Valve, S.S. “ Tudorstar,” 751
Water-Gauge Cock, Report, 24
Explosives, Colliery, Investigation, Buxton
Experimental Station, 58*, 731
Sound-Signalling Equipment, Irish Lightship,“Albatross,” 71*
See also Ouns and Explosives In PARAGRAPH INDEX
Export Trade. See Trade; and Industries in
PARAGRAPH INDEX Eye, Sensitiveness in Faint Light, 113

F

FACTORY Accidents. See Accidents
Management. See Works Management Fairfield Shipbuilding and Engineering Co., Ltd.
Geared Turbines, S.S. “ Empress of Australia,” 733, 772*
Faraday House, Faraday and Maxwell Scholarships, 206
Lecture on the Nature of Electricity, 361
Society, Activation of Hydrogen in the
Electric Discharge, by G. A. Elliott, 245 : Report on Atmospheric Corrosion of Metals, by Dr. W. H. J. Vernon, 458
Farming. See Agriculture ; Tractors Fatigue, Industrial. See under Labour
Tests of Metals. See Alternating Stress
under Tests (Materials)
Fechheimer, C. J., on Measurement of Static Pressure, 243*
Feed Heating,'Design of High-Speed Economisers, 142,204
System, Deptford Power Station, 666 ;
Stourport Power Station, 701 ; Treforest Power Station, South Wales, 596*; Willow Holme Power Station, Carlisle, 685
Pumps. See Pumps
Ferro-Concrete Arch Bridge, Sydney Metropolitan Railways, 286*
Beams, Construction with Pre-Cast
Blocks, Hodgkinson System, 527*. See Erratum, 553
Construction, Water Purification Plant South Staffordshire Water Works Co 543*
Silos, Welwyn, for Shredded Wheat Co Rapid Construction System, 712*
Structures, Design and Construction of Formwork (Review), 711
Tanks, Oil-Fuel Storage, 241 — See also PARAGRAPH INDEX
Manganese, Production and History 606 See 576*, 586, 614
Ferry Steamers, Floating Landing Stage for New Brighton, Reconstruction, 279*
"Imbuhy,” for Rio de Janeiro, 166*
Fiegehen, E. G., on Crane Power Plants, 60
Field-Control Governor for Railless-Electric Omnibuses, 75*
Films, Metal, Translucent, Midler’s Electrolytic Process, 61
Filter, Air, Visco, for Motor-Car Engines, 778
Fuel Oil Internal-Combustion Engines, Gas, Pyro-Porous. Flue-Gas Analysis, 220
Light, Measurements of Absorption Coefficients, 532
Filtration Plant. Sand fields, South Staffordshire Wateworks Co., 473*, 543*, 630*
Financial Position, Engineering Industry 769
Fine Grinding, Theory of, Research, 483 ’
Finshyttan, Aktiebolaget, Lawaczeck Turbinas Lilia Edet, 449*
Fire Alarm, A.T.M. System, 680*
Control Gear on Warships, 749
Fire, Gas, Products of Combustion, 740
Gob, in Collieries, Investigations, Buxton Experimental Station, 731*
Protection Equipment, Foam Type, for Oil- Storage Depot, 763*
Fireclay Refractories, Firing Properties, 651
Refractories, High Temperature Tests under Load, 651
See also Refractory Materials Fisher, Dr. M. S., on Nickel-Chromium-Molyb
denum Steels, 629
Fishing Harbours, Design and Equipment, 189
Industry, By-Products of, 363
Fitzgerald, Prof. M. F., the Late, 589
Flame-Proof Enclosures for Electrical Apparatus, Standard Specflcation, 123
Temperatures, Spectroscopic Measurement, 616
Fleet. See Warships
Fleming, Dr. J. A., on Development of Electrical Engineering, 739
Flexible Steam Pipe, Explosion of, Report, 24
Flight. See Aeronautics
Floating Landing Stage for Ferry Steamers,
New Brighton, Reconstruction, 279* Floats, Tank, Distant Position Indicator for
(Evershed and Vignoles, Ltd.),
Flocculation of Ground Mica, 720
Flood-Protection Works, Miami Valley, Ohio,
217*, 248*, 347*, 376*, 441*
Flotation Processes, Ore Extraction, Progress in, 555
Flow Meter, Ball-and-Tube Type, for Pressure
Circuits, 679
Flue-Gas Analysis,CO2 from Oil-Fired Furnaces,
204, 269. See 151*
Analysis, Pyro-Porous Gas Filter, 220
Fluid Flow, Generation of Vortices, 627*, 707.
See 613, 648
Meter, Ball-and-Tube Type, for Pressure
Circuits, 679
Meters (Electroflo Meters Co., Ltd.), 53 Meters, Rotameter, 67 Meter, Venner-Shotter, 67 in Pumps and Turbines, Investigation by
Equipotential Lines, 178*. See 707 Friction. See Aeronautics ; Hydrodynamics;
Ship Resistance
Viscous Flow of, Experimental Investigations, 27*
Fly-Over Crossings, Sydney Metropolitan Railway, 284*
Foam-Type Fire-Protection Equipment Oil-
Storage Depot, 763*
Fog-Signalling Apparatus, Irish Lightship;
Diaphone, 8*. See 70 ; Explosives, 71* ;
Submarine Bell, 71* ; Wireless Beacon, 71
Follows, J. H., on Traffic Control, 645. See 643 Food Investigation Board, Report on Cold
Storage of Fruit, 408
Ford, Miss G. W., on the Effect of Bismuth on
Copper. 297
Ford Potteries, Visit of Institution of Electrical
Engineers, 759
Foremen Engineers and Draughtsmen, Glasgow and West Scotland Association of, Promotion of Goodwill in Industry, 615
Forgings, Examination by X-Rays, 677
Hammer. See Hammer under Machine
Tools
Press. See Press under Machine Tools and Pressing, British and American Practice,
174
Formwork, Ferro-Concrete Structures, Design and Construction (Review), 711
Forrest Lecture on Services of Metallurgy to Engineering, 555, 625
Foster Instrument Company, Combined Thermocouple and Sparking Plug, 52*
Fouling of Ships’ Bottoms, Effect of Fresh Water, 767
Foundations, Bearing Power, and Earth Pressure (Review), 541
Bearing Power of Piles, 486
Concrete Monoliths, King George’s Dock,
Calcutta, 505*. See 660 Pile and Monolith, Bridges, Watford Branch,
Metropolitan Railway, 486
Foundry Equipment, Works of H. Morris, Ltd., 574
Work, Bronze Casting, Crystallisation of Metal from Fluid State, 297 - Electric Furnaces for Brass Melting, 314, 334
Friction-Disc Cutting Machine for Gates and Runners, 320*
Melting and Casting Nickel-Copper Alloys, 475
Pneulec-Royer Sand-Mixing Machine, 196*
Portable Electric Riddle for, 453*
See also Castings ; Moulding
Four-Wheel Drive Lorry Co., Ltd., Tractor for
Launching Lifeboats, 620 Fowler. N. R., Investigations of Dopes and
Detonation, 147*, 182*, 210*
Fox. J. R., on Pre-Cementation of a Reservoir Trench, 699
Fox, Sir F., the Late, 49*
Foxlee, W. T., the Late, 420
France, Eastern, Iron and Steel Industry, 559
Economic and Industrial Conditions, Report, 265
Jeanne Rose, High-Tension Outdoor Sub-
Station, 32*
Le B5ton Hydro-Electric Power Plant, 538
Rhone-Marseilles Canal, Opening of Rove Tunnel, 522
Vannes Water Supply, Destruction of Concrete Conduits, 615
Water Power Development in, 553
See also French
Francis Turbines. See Turbines, Hydraulic
Francois Cementation Process, Reservoir Construction, 699
Fraser and Chalmers Turbo-Generator, Poplar Power Station, 516*
Fredenhagen, W., Box-Nailing Machines, 321
Freeman Multiple Retort, Low-Temperature Carbonisation, 230

Freeman, AV. C., on Dissolved Acetylene for Lead Burning, 364
French Canal, Cheneau Overhead Electric Traction System, 180*
Institution of Civil Engineers. See Civil Engineers
Railways, Pullman Dining Cars for, 144* See also France
Frequency Measurement, Pedersen’s Bridge, 68 Friction Clutch. See Clutch
Disc Cutting Machine for Gates and Runners, 320*
Piston, Effects of Lubrication, 435*. See 426, 679
Frictional Resistance of Ships. See Ship Resistance
Froth Flotation Processes, Ore Treatment, Progress in, 555
Froude Tank, Investigations of Wave Resistance of Ships, 479
Fruit, Cold Storage of, Reports on, 408 Fuel, Advanced Lectures on, 16S
Coke, Properties of, 621. See 740 Utilisation of, 365
Consumption, Electric Power Stations, 677
Costs, Motor Ships and Steamers, Comparisons, 399*
Distributor, Ruston and Hornsby Oil Engine, 192*
Economy, Blast-Furnace Practice, 585, 564* —
Engineers, Institution of, 49 : Amalgamation with Institution of Fuel Technology, 554
Pittsburg Conference on Bituminous Coal, 462
Injection Experiments, Kitson-Still Internal- Combustion Locomotive, 453. See 495, 500*
Institute of, Formation, 554 Liquid. See Oil Fuel
Low-Temperature Carbonisation of Coal. See Coal, Low-Temperature Carbonisation
Motor, Cross Cracking Process, 379 — Power Alcohol Production, Recent
Investigations, 95, 363
Oil. See Oil Fuel Pump. See Pump
Research Board Reports, 94; Freeman Multiple Retort, 230; Investigations of Behaviour of Coal on Heating, 708 — Coal-Treatment Laboratory, Birmingham University, 753*
Caking Power of Coal, 751
Station, Greenwich, Work of, 185. See LETTER, 269; Vertical Retort for Low-Temperature Carbonisation, 484* ; Investigations on Behaviour of Coal on Heating, 708
Smokeless. See Coal, Low-Temperature Carbonisation
Technology, Institution of, Amalgamation with Institution of Fuel Economy Engineers, 554
Testing, Scholes Bomb Calorimeter, 499*
See also Coal; Oil; Gas : Pulverised Coal Furnaces, Blast, Reactions between Gases and
Ore, 564*, 585
Boiler, Usco Impelled Draught, 196* See also Stoker
Electric, Steel Manufacture, Recent Progress, 556
High-Frequency Induction, Preparation of Pure Manganese, 781*
High-Frequency, Investigations of Iron- Phosphorus Alloys, 687*
Induction, for Non-Ferrous Metals, 314, 334*
Physical and Optical Societies’ Exhibition, 52
Testing Machine for Refractories, 67*, 651
Glass, Efficiency of, 672 — Recuperative, Developments in, 485
Metallurgical, Recent Progress, 556
Oil-Fired, CO? in Flue Gases, 204, 269.
See 151*
Fused Quartz, Use for Thermionic-Valve Envelopes, 718*

G

GALETTl’S Beam Wireless System, 68 Gall’s Submarine Cable Balancer, 68 Galloway’s, Ltd., Steam-Pressure Regulator

for Heat-Extraction Engines, 76* Galvanometer. See Electric Gas, Acetylene. See Acetylene — Analysis, Use of Piezo-Electric Oscillations,
616
Carbon Dioxide. See Carbon Dioxide Circulator, Pearson A Thomas, 53 Coke Oven. See Coke Oven — Utilisation of, 365
Cylinders, Protection of, 398 Electric Discharge in. See Electric Engine. See Engine, Qas Engineers, Institution of (Annual General
Meeting), Presidential Address on the
Gas Industry, by J. Wilkinson, 739;
Report of Committee on Education,
739 ; Report on Gas Fires, 740 ; Report on Carbonisation Investigations, 740; Modern Carbonising Economics Exemplified by Results and Working Costs, by T. Carmichael, 777: Ovens as a Gas Works Carbonising Plant, by G. M. Gill, 777; Report on Gasification of Special Cokes. 777 ; Cooling of Coke, by J. P. Leather, 778 ; Report on Refractory Materials, 778; Some Experiences of Gas Service, by J. H. Canning, 778
Filter, Pyro-Porous, Flue-Gas Analysis, 220
Fired Furnaces. See Furnaces
Fires, Products of Combustion, 740
Flow of, Ball-and-Tubc Type Meter, 679 and Gas Works. See also PARAGRAPH INDEX

Gas, High-Temperature, Effect on Heat-Resisting Steels, 602, 653
Hydrogen and Oxygen, Electrolytic Production, Knowles’ System, 480*, 510*
Industry, Education and Training in, 739 — Position and Prospects. 739 — Report on Refractory Materials, 778 Ionisation of. See Ionisation Liquefaction of, Work of Sir J. Dewar
(Review), 599
Long-Distance Transmission Germany, 735 Manufacture, Coal Carbonisation, Effect
of Size of Particles, 740
Coal Carbonisation, Influence of Inorganic Compounds, 740, 777
Influence of Ash Constituents in Coal, 777
Mixtures, Thermal Diffusion of, 532 Pressure-Boosting Equipment, Electrolytic-'
Hydrogen Plant, 510*. See 480*
Governors, Electrolytic-Hydrogen'Plant, 510*
Producer. See Producer
Residual, in Electric Lamps, Measurement, 616
Supply, Service Pipes for, 778
Welding. See Welding Works, Coke Cooling, Heller-Bamag and
Sulzer Systems, 778
Portsmouth, Vertical and Horizontal Retorts, Results and Working Costs, 777
Power Production and Use in, 146 See also Acetylene; Carbon Dioxide:
Carbon Monoxide; Hydrogen ; Nitrogen ; Oxygen, andc.
Gasoline. See Petrol ; Engine,, Petrol ; Aeronautics
Gate-End Switches,- Coal-Cutting Machines, 192*, 196*
and Runners, Friction-Disc Cutting Machine for, 320*
Gatehead Works, Clarke, Chapman <fe Co., Ltd., 759
Gauge Glass, Paben, Water-Level Indicators, 355*
Gay, A. tl)e Late, 494
Gayhart, Commander E. L., Tests of Riveted Joints, 209*
Gayler, Dr. M., on the Preparation of Pure Manganese, 586, 781*
Gear Boxes, Motor Car. See Motor-Car Details
Cutting Machines. See Machine Tools
Double-Reduction, 3,250-h.p., for Turbine-
Driven Air Compressor, 511* and Gear Cutting (Review), 494
Screw-Down, Safety, for Rubber Calenders, 135*
Speed-Changing, Well-Boring, Rig, 273*
Steering. See Motor-Car Details Train Design (Review), 398
Variable (P.I.V. Gear Syndicate, Ltd.), 224* Geared Turbines, Marine. See Marine Propulsion
Gearing, Tramway, Standard Specification, 611 Geiger Mean-Pressure Indicator, 230
Genders. R., on Penetration of Mild Steel
by Brazing Solder, 341*. See 316; On
Inverse Segregation. 370*, 405*. Sec 346 General Electric Co., Ltd., Supervisory Control
Sub-Stations, South African Railways,
11* ; Thermionic Valve with Independently-Heated Cathode, 69,116 ; Wembley Research Laboratories. Investigations oil Lamp and Valve Manufacture, 252* ; 10,000-kw. Turbo-Generator, Poplar Power Station, 516* : Research Laboratories, Exhibits at Royal Society Conversazione, 616
Generating Machine, Gear. See Gear under Machine Tools
Station. See Power Station
Generator, Electric, for Engine Testing, Heenan
High field Dynamometer, 193*
Motor-Driven, for Arc Welding, 192*
Oil-Engine Driven, Ship’s Auxiliary
Lighting Set, 290*
See also Turbo-Generators
Geology of Scarborough District, 699 German Battle Cruisers, Salvage Operations,
Sea pa Flow, 741*
Battleship “ Grosser Kurfiirst,” Machinery
Installation, 373*
Civil Aviation, Development, 392 Conference on Engineering Materials, C’har-
lottenburg, 709
Glass Industry, Position of, 214 Methods. Photographic Surveying, 63*, 185* State Railway Electrification, Power Supply, 691*, 724*
Trade. See Trade and PARAGRAPH INDEX Germany, Bavarian Electric Power Scheme,
691*. 722*
Electricity Supply in (Review), 281 Hours of Labour in, 566
Leipzig Fair, 299*, 320*
Long-Distance Gas Transmission, 735
Geryk Vacuum Pump, 52. See Erratum, 106
Giesler, C. F. R., Ltd., Repeated-Bending Testing Machine, 212*
Gill, G. M., on Ovens as a Gas Works Carbonising Plant, 777
Gillett and Johnston. Carillon for Ottawa Parliament House, 419
Girder. Box, Avoidance of Twist in, 664
Track for Six-Wheeled Lorry, 370*
See also Beams ; Bridges
“Gladstone,” Locomotive, London, Brighton and South Coast Railway, Preservation, 302
Glasgow, Royal Technical College, Report. 58
and West Scotland Association of Foremen
Engineers and Draughtsmen, Promotion of Goodwill in Industry, 615
Glass-Bottle Making Machine, Automatic Suction Type, 779
Decomposition by Water at High Temperatures and Pressures. 779
Furnaces, Efficiency of, 672
Recuperative, Developments in, 485 and Glazes, Colouring Agents for, 710
Industry, German, Position of, 215 — Russian, Developments, 214

Glass, Investigation of Crystallisation, 214

Manufacture, Uses of Indian Sillimanite, 651
Melting, Effect of Cullet, 214 Methods of Analysis, 291
Opal, Brittleness of, 779
Optical, Recent Progress, 141
Soda-Lime-Magnesia, Durability. 214
Lead-Oxide, Properties of, 485 Technology Department, Sheffield University, Researches and Reports (Review), 281
Society of, Effect of Cullet on the Melting of Glass, by Prof. W. E. S. Turner, 214 ; Investigation of the Glassy State by the Method of Forced Crystallisation, by Prof.
J. F. Ponomareff, 214: Durability of Some Soda-Lime-Magnesia Glasses, by
Dimbleby and Prof. W. E. S. Turner, 214 ; Position of the Glass Industry in Germany, by Prof. W. E. S. Turner, 214 ; Developments in the Glass Industry in Russia, by Prof. J. F. Ponomareff, 214; Critical Survey of the Method in Use for the Analysis of the Simple Glasses, by W. H. Withey, 291 ; Notes on Method's Used in the Analysis of Glass, by V. Dimbleby, 291 ; Analysis of Refractories, by W. J. Rees, 291 : Notes on the Analysis of Silicate Slags, by T. P. Col- clough, 291 ; Developments in Recuperative Glass Furnaces, by Th. Theisen. 485; Properties of Some* Soda-Lead-Oxide Glasses, by V. Dimbleby. Dr. S. English, Prof. W. E. S. Turner and F. Winks, 485 ; Discussion on Furnace Efficiency, 672; Decomposition of Glass by Water at High Temperatures and Pressures, by Dr. G. W. Morey and Dr. N. L. Bowen, 779; Brittleness of Opal Glass, bv Prof. Dr. G. Gehlhoff and Dr. M. Thomas, 779 : British 15-Arm Automatic Suction Bottle (Machine, by F. Redfern. 779
Glassware, Diffusing, * Electric Lamps. Tests on Brightness, 164
Glenfield and Kennedy, Ltd., Automatic Sluices for India, 55*:
Hydraulic Gear for Caissons, King George’s Dock. Calcutta, 571* ; Sluices for Culverts, 659*. See 660
Gob Fires in Collieries, Investigations, Buxton Experimental Station. 731*
Goodbrand and Co., Ltd., High-Pressure Economisers, 165
Gottingen, Experiments on Vortex Generation. 627*. See 613, 648, 707
Governing Mechanism, Diesel Engine for Railway Work, 609*
Mechanism, Lawaczeck Hydraulic Turbines, Lilia Edet, 450*
Governor, Field-Control, for Railless-Electric Omnibuses, 75*
Gas-Pressure, Electrolytic-Hvdrogen Plant, 510*
Gear, Avance Motor Tractor. 605*
Seewer, for Pelton Wheels, 317*
Grader, Road, with A vance Tractor, 606*
Grain Silos, Ferro-Concrete, Rapid Construction Method. 712*
Granite Monolith, Transport Arrangements, Oslo, 87*
Grantham, Newton Bicentenarv Celebrations, 361. See 114, 309
Graphical Study of Optical Systems, 245 Grates. See Furnace : Stoker
Graving Dock. See Dock Gravitation, Theory of, Newton’s Work. 309. See 114. 361
Gravity Conveyors. See Conveyors
Gray, Dr. R. W.. on Smoke and Dust as Aerial Disperse Systems, 173
Gray’s Ferro-Concrete Co., Ferro-Concrete Construction, Sandfleld Pumping Station. 543*
Green, A. T., on Fireclay Refractories, 651 Greenhill, Sir G., the Late, 205*
Greenock Philosophical Society, .Tames Watt Lecture, by H. E. Yarrow, on the Development of High-Speed Vessels, 114
Greenwich Fuel Research Station. Work of. 185 See LETTER, 269; Vertical Retort for Low-Temperature Carbonisation, 484*; Investigations of Behaviour of Coal on Heating, 708
Grenoble, Le Baton Hydro-Electric Plant, 539*
Griffith, W. M., on Theory of Silt and Scour, 72
Griffiths, Dr. E., on Heat Losses from Pipes,
1*. See LETTER, 85 : Apparatus for Gas Analysis and Flame Temperature Measurement, 616
Griffiths, W. T., on Nickel-Copper Alloys, 475*
Grimsby Wireless Beam Station, 354*. See 652*
Grinding, Fine, Theory of. Research. 483
Machines, Lens, Recent Improvements, 81. See 141
See Machine Tools Material. Optical, Sira, 81 of Mica, 720
Mills. Ball and Tube, Efficiency of, 483
Ball, Porcelain, Coal Grinding, Birmingham University, 757*
Rema, for Coal, etc., 772
and Pulverising Plant. Oil, Chemical and Colour Trades Exhibition, 772
Quartz Sands, Variation of Specific Gravity in, 483
Grogan, J. D., on Influence of Calcium on Aluminium Containing Silicon. 531*. See 345.
“ Grosser Kurfiirst,” Ex-German Battleship, Machinery Installation. 373*
Ground Materials, Kinetic Elutriator for, 732
Grounds. A., on the Schmiedel Box in Sulphuric Acid Manufacture, 364
Grouting, Cement, Water Reservoirs, 699
Growth of Cast Iron, Theory of, 628
Guadalquivir River, Hydro-Electric Power Stations. 164
Guarding Milling-Machine Cutters, Home Office Regulations, 521
Guild Colorimeter (A. Hilger. Ltd.), 21*
Guillet Vibrating-Wire Stroboscope, 52
Gun Fire and Control Gear on Warships, 749
See also PARAGRAPH INDEX
Guy, H. L., on the Economic Value of Increased Steam Pressure, Discussion, 236

H

HACK-Sawing Machine. See Machine Tools

Had field. Sir R., on Non-Corroding and Heat-
Resisting Steels, 42 ; On Manganese and Ferro-Manganese, 576*, COG. See 586, 614; on Low-Carbon Iron-Manganese Alloys, 586
Hahn. Prof. E. P., on the Experimental Solution of Hydrodynamic Equations, 178*. See 707
Haigh, Prof. B. P., Model Illustrating Theory of Lubrication, 426, 585
Hairsprings, Manufacture and Properties, 439. See 345
Hall, J. P., and Co., Ltd., Centrifugal Speed- Limiting Brake, 624*
Halsey Premium Bonu^ System, 721
Hammers. See Machine Tools
Hammond, R. A. F., on Determination of
Copper in Bronze, 406. See 347
Handicraft Teachers, Examinations for, 356
Hansen, Dr. M., on Magnesium-Copper Alloys, 345
Hanson, Prof. D., on Effects of Impurities on Copper, 297, 298, 303*, 306*
Harbord, F. W., on the Iron and Steel Industry, 553
Harbour Construction in Turkey, 673 Fishing, Design and Equipment, 189 South African, Report on, 521 See also PARAGRAPH INDEX
Hardening Metals. See Heat Treatment under Metallurgy
Hardness Tests. See Tests (Materials)
Hardv, Sir W., Theory of Lubrication, 396
404, 425, 457
Hargreaves, F., on the Structure of Eutectic Alloys, 345 ; on the Crystallisation of the Lead Eutectic, 345
Harland and Wolff, Ltd., M.S. “ Alcantara,” 229*
Hartley. H. J., on Attack of Molten Metals on Non-Ferrous Metals, 399*. See 316
Haslam, Sir A. S., the Late, 84
Hatfield, Dr. W. H., on Heat-Resisting Steels,
653. See 602
Haughton, Dr. J. L. on Iron-Phosphorus Alloys, 687*. See 586
Hauksbee Early Electrical Machine, Demonstration, 69
Haulage Gear. Compressed-Air, for Mines (Usines G. Derihon, S.A.), 273*
Hay, Prof. D.. on Power Production and Utilisation in Collieries, 11
Head, Wrightson and Co., Ltd., Floating Caissons, King George’s Dock, Calcutta, 659*
Heat Engines. See Engines; Turbines; Aeronautics
Extraction Engines, Steam-Pressure Regulator for (Galloways, Ltd.), 76*
Losses from Steam Pipes, Experimental Investigations, 1*. See LETTER, 85
Radiation Measurement, Quick-Acting Bolometers, 616
Resisting Steels, Investigations at Brown- Firth Laboratories, 602, 653,
Steel, Properties and Applications, 42 Transmission, Design of High-Speed Eco
nomisers, 142, 204 High-Pressure Boilers, 119*, 237 Motor-Car Radiators, 374
Treatment of Metals. See Metallurgy Heater, Electric, for Rivets (Holden and Hunt),
Feed-Water. See Feed-Water Heater Heating Curves, Alloys. See Metallurgy
Domestic, Combined Fuel and Electric
System, 695
Gas Fires, Products of Combustion, 740 Oil Fuel for, 738
Electric, on Warships, 716
Steam, Supply from Turbines, A.E.G.
Control Apparatus, 322*
Heaton Works, C. A. Parsons <fc Co., Ltd., 758
Hebburn Works, A. Reyrolle tfc Co., Ltd., 758
Hecla Steel for Turbine Blades, 42
Heenan A Froude, Ltd., Heenan-Fell Air Brake and Heenan-Highfleld Dynamometer, 193 ; Oil and Water Coolers, 194*
Heim Centreless Grinding Machine, 93*
Hele-Shaw Beacham Pump, Hydraulic Testing Machine, 383*. See Erratum, 512
Helical Gears. See Gears Springs, Repeated Stress Tests, 545*, 562*, 621*
Heller-Bamag System of Coke Cooling, 778
Hematite Prices. See Metal-Price Diagrams
Henriksen, H. E., Transport Arrangements, Granite Monolith, 87*
Herbert. A., Ltd., Detroit Centreless Grinding Machine, 36*
Heywood, F., Repeated-Stress Tests of Springs, 562*, 621*. See 545*
H.H. Universal Concentrator Table, Coal Treatment, 754*
High Frequency. See Electric
Speed Steel. See Steel
Temperature Tests. See Test (Materials) Highway Curves and Earthwork (Review), 711
See Roads
Hilgeland Brothers, Bolt-Head Trimming Machines, 43*
Hilger, A., Ltd., Guild Colorimeter, 21*
Hill, A., the Late, 526
Hill, A. J., the Late, 329
Hills, A., the Late, 302
Hind and Lund, Ltd., Porcelain Ball Mill, 757*
History of Transport in England, 647. See 643
H.M.S.S. See under Warships
Hobbing Machines, Gear. See Gear under Machine Tools
Hochs tad ter Super-Tension Cables, 110
Hodgkinson System, Reinforced-Concrete Beams, 527*. See Erratum, 553
Hofors Steelworks, Roller-Bearing Rolling Mills, 455*
Hoists, Manufacture, Works of H. Morris, Ltd. 311*, 380*, 572*, 661*
Hoists. See also Cranes
Holden <fe Hunt, Electric Rivet Heater, 227
Hole Centres, Measuring Machine for, 321
Holland, Sir T., on Empire Mineral Resources, 614
Hollings Guest, Ltd., Hydraulic Press with Steam-Heated Platens, 196* ;
Hydraulic Starter for Propellers, 485*
Hohveck Demountable Thermionic Valve, 719
Home Office Regulations, Guarding of Milling-Machine Cutters, 521
Honda, Prof. K., on Indentation Hardness of Metals, 719*
Horden Collieries, Ltd., Blackshall Colliery,
Horn, D. B., the Late, 9
Horner, J., on Centreless Grinding Machines, 36*, 93*
Horner, J., the Late, 205
Hot Press, Explosion of. Report, 24 Reeling Mills, Roller Bearings for, 465*
Wire Anemometer and Wind-Direction
Indicator, Report. 184
Hours of Labour. See Labour
House Heating, Combined Fuel and Electric System, 695
Gas Fires, Products of Combustion, 740 Oil Fuel for, 738
Hughes, H. C., on Silica Valves in Wireless Telegraphy, 718*
Hughes, H., <fc Son, Ltd., Echo Sounding Gear, 52; Husun-Andrews Enemy Speed- Finder for Aeroplanes, 197*
Hum-mer Screening Plant for Coal, Birmingham University, 754*
Humphreys, J. H.,‘the Late, 704
Hunter, Sir A., on Indicator Gear, Diesel Engine Trials. M.S. “ Cape York,” 243*
Husun-Andrews Enemy Speed-Finder for Aeroplanes, 197*
Huygens’ Principle and Total Reflection, 706 Hydraulic-Fill Method, Dam Construction, 441*
Gear, Sliding Caissons, King George’s Dock, Calcutta, 571*
Jack, Multiple, for Starting Ships’ Propellers, 485*
Jump, Dissipation of Energy, Discharge from Dams, 376*, 414*
^41?* J'ranSpOrter’ Castin* Steel In8°ts»
Machine Tools. See Machine Tools Power Plant. See Power Plant Press. See Press under Machine Tools Pumps. See Pumps
Research Laboratories, European (Review),
Testing Machine, Pneulec Direct-Acting, 197*
Transmission Gear, Beard more-Vulcan
System, M.S. “ Wulsty Castle.” 104*
Turbines. See Turbines; Pelton Wheels; Power Plant
Hydraulics, Flow Measurements, River Severn, 427
Theory of Silt and Scour, 72
Water Flow in Open Channels, 376
See also Hydrodynamics; Irrigation;
Water
Hydrodynamics, Flow of Viscous Fluids, Experimental Investigations, 27*
Fluid Flow in Pumps and Turbines, Investigation by Electric Equipotential Lines, 178*. See 707
Technical (Review), 526
Vortex Generation, Fluids of Small
Viscosity, 627*, 707. See 613, 648
See also Ship Resistance Hydro-Electric Power Plant. See Power Plant Hydrogen, Activation, in Electric Discharge,
245
Ion Concentration, Potentiometer for Measurement, 23
Manufacture, Electrolytic Plant, Knowles’ System, Pierrefitte, France, 480*, 510*
Hydrogenation of Coal, Greenwich Fuel Research Station, 185. See LETTER, 269
Hydroplane Boats, Design and Construction of, 447, 527*

I

ICE Removal, Conductor Rails, London Electric Railways, 92
Breaking in Inland Waterways, 158
See also Refrigeration
Induction Furnaces. See Furnace, Electric Ignition, Internal-Combustion Engines, Combined Sparking Plug and Thermocouple,
Magneto, Measurement of Peak Voltages, 52
Igranic Electric Co., Ltd., Exhibits at Physical and Optical Societies’ Exhibition,* 69; Screw-Down Gear Rubber Calender, 135*
Illinois, University of, Bulletin on Embrittlement of Boiler Plates, 675
Illumination and Efficiency in Typesetting, 164
Electric, on Warships, 684
National Committee, Annual Report, 647
Standardisation in, 647
Tests on Brightness of Diffusing Glassware, 164
See also Light; Lighting ; and Lamps under Electric.
“ Imbuhy,” Ferry Steamer, for Rio de Janeiro, 166*
Impact Tests. See Tests (Materials)
Impelled-Draught Boiler Furnace, Usco, 196*
Imperial College of Science, Investigations of Dopes and Detonation, 147*, 182*, 210* : Royal Scholarships and Free Studentships, 230,429
Institute, Cement-Testing Laboratory,
Crushing Machine for, 383*. See Erratum, 512; Kinematograph Installation, 615
Import Trade. See Trade
Impulse Turbines. See Turbines
Incandescent Lamps. See Lamps under Electric Mantle Oil Burners, Irish Lightship, 70*
Incorporated Municipal Electrical Association. See Municipal
Incrustations, Ships’ Bottoms, Effect of Fresh Water on, 767
India, Bombay Back Bay Reclamation Scheme, Report, 82*. Sec LETTER 101
Water Supply, Tansa Completion Works,
British Trade in, Report, 30
Calcutta, King George’s Dock, 503*, 567*,
659* ; New Entrance Lock, Kidderpore Docks, 660. See 504*
Jodhpur, Balsamand Escape, Automatic Balanced Sluices, 55*
Maramsilli Reservoir, Automatic Syphon Spillway, 206*
India Rubber, Gutta Percha and Telegraph Works Co., Ltd., Artificial Telephone Cable, 67
See Rubber
Indian Hill Catchments, Record Run-Offs, 5 Sillimanite, Uses of, 651
Wireless Beam Telegraphy Service, Grimsby and Skegness Stations, 354*. See 652*
Indicator Diagrams. Diesel Engines, M.S. “ Wulsty Castle,” 105*
Kitson-Still Internal-Combustion Locomotive, 452*
Distant Position, for Tank Floats, andc. (Evershed and Vignoles, Ltd.), 21*
Gear, Diesel Engines, Trials of M.S. “ Cape York,” 243*
Mean-Pressure, for Engines and Pumps, Geiger, 230
Water-Level, Paben Gauge Glass, 355*
Induction Motor. See Motor, Electric
Inductometer and Capacitance Bridge, 134
Industrial Accidents. See Accidents
Agreements and Disputes. See Labour
Alcohol. See Alcohol; Motor Fuels Chemistry. See Chemistry Combination in England (Review), 635 Conditions, United States and Canada,
Report of Delegation, 423. Sec LETTER, 494 Development and the Chemical Engineer,
Transport Facilities, 643, 645 Economics. See Labour Efficiency, Factors Affecting, Report, 233 Fatigue. See Labour Furnaces. See Furnaces Management. See Works Management Notes. See Labour Notes, under Labour Research. See Research Situation, China, Report on, 18
Welfare. See Labour Industries, Austrian, Report, 48
Czecho-Slovakia, Prague Fair, 393 Danish, Report on, 770
Engineering and Allied, Position and Prospects, 4, 31, 83,113,131,174, 235, 266. See LETTER 85
French, Report on, 265 German, Leipzig Fair, 299*, 320*
Palestine, Development, 424
See also Trade and PARAGRAPH INDEX Industry, Ceramic, of Czecho-Slovakia, 652
and Commerce, Committee on, Report on Industrial Efficiency, 233
Co-Partnership in. See Labour Electrical, Report by British Electrical and Allied Manufacturers’ Association, 234. See 427
Engineering, Co-Operation in, 770
Finance and Organisation, 769
Gas, Education and Training in, 739
Position and Prospects, 739
German Glass, Position of, 214
Iron and Steel, of Eastern France, 559
and Steel, Production Costs and Selling Prices, 553
Promotion of Goodwill, Action of Glasgow Association of Foremen Engineers and Draughtsmen, 615
Russian Glass, Developments, 214
Shipbuilding. See Shipbuilding Inflating Pump, Motor-Driven, for Motor-Car Tyres, 656*
Ingots, Steel, Casting, Electro-Hydraulic Ladle Transporter, 412*
Tongs, Investigations of Gripping Force, 274*
Inland Navigation. See Navtgafwn; Canals ; Rivers, d’C.
Institute of Fuel, Formation of, 554 of Transport. See Transport See Institutions
Institutions, Engineering, Suggested Centre for, 204
Royal. See Royal Institution
Technical and Scientific. See Aeronautical
Society, Royal; Agricultural Society, Royal; Arts, Royal Society of; Automobile Engineers, Institution of; Ceramic Society; Chemical Engineers, Institution of; Chemical Industries, Society of; Civil Engineeers, French Society of; Civil Engineers, Institution of; Electrical Engineers, Institution of; Engineers and Shipbuilders in Scotland, Institution of; Faraday Society; Fuel Economy Engineers, Institution of; Fuel, Institute of; Fuel Technology, Institution of; Gas Engineers, Institution of; Glass Technology, Society of; Greenock Philosophical Society; Iron and Steel Institute ; Liverpool Engineering Society; Marine Engineers, Institute of; Mechanical Engineers, American Society of; Mechanical Engineers, Institution of; Metals, Institute of ; Meteorological Society, Royal; Mining and Metallurgical Engineers, American Institute of; Mining and Metallurgical Society, American; Mining and Metallurgy, Institution of; Municipal Electrical Association, Incorporated; Naval Architects, Institution of; Naval Architects and Marine Engineers, American Society of; Newcomen Society; North East Coast Institution of Engineers and Shipbuilders ; Optical Society; Petroleum Technologists, Institution of; Physical Society; Royal Institution; Royal Society; Sanitary Institute, Royal; Schiffbautechnische Gesell- schaft; Structural Engineers, Institution of: Supervising Electricians, National Association of; Transport, Institute of; Verein deutschcr Ingenieure : Water Engineers, Institution of; Whitworth Society.
Instruments, Distant Repeater for Readings (Evershed <fe Vignoles, Ltd.), 21*
Electrical, Current Transformers, 67*
at Physical and Optical Societies’ Exhibition, 67*
Progress in Design, 69 Standard Specifications, 735
Hairsprings for, Manufacture and Properties, 439. See 345
Optical, Progress in Design, 81, 112*, 141
Scientific, Work of Research Association, 709
Surveying, Recent Progress, 141 See also Aeronautics ; Electric Insulation. See Electric
Insulators, Conductor Rails, London Underground Railways, 91*
Insurance, Workmen’s. See Labour Interference Methods, Optical Testing, 112
Interferometer, Measurement of Stellar Diameters, 81
Internal-Combustion Engines. See Aero: nautics; Engines; Motor Cars ; Motor Boats : Tractors
International Combustion, Ltd., Pulverised- Fuel Equipment, Poplar Power Station, 514* ; Hum-mer Screen for Coal. Birmingham University, 754* ; Tvler-Rotap Testing Sieve, 756
Conference, Bituminous Coal, Pittsburg, 462 Congress, Navigation, Cairo. See N avigation
International Electrolytic Plant Co., Ltd., Hydrogen and Oxygen Plant, Pierrefitte, Prance, 480\ 510*
International Sleeping Car Co., Ltd., Pullman Dining Cars, 144*
Trade. See Trade
Inverse Segregation in Alloys, Mechanism of, 346, 270*, 405*
Ionisation of Gases by Alpha Particles, 375*, 409*, 460*
Irish Lightship “ Albatross,” 7*, 69*
Iron Alloys. See Steel and Alloys under Metallurgy
- Bacteria, Growth in Water-Storage Reservoirs, 508*
Corrosion. Sec Corrosion
Foundry. See Foundry
Furnace. See Furnace
Heat Treatment. See Metallurgy
Manufacture. See Furnaces, Blast; Metallurgy
Ore. See Ore
Pig, Prices. See Metal-Price Diagrams
Rolling Mills. See Rolling Mills
and Steel, Chemag Oxidisation Process, 153
Development in Production, 555
Industry of Eastern France, 559
Industry, Production Costs and Selling Prices, 553

Iron and Steel Institute :

Spring Meeting, London Programme, 418
Report of Council, 553
Award of Bessemer Medals, 319, 553
Proposed Meeting in Spain, 602
Presidential Address, by F. W. Harbord, on Costs and Selling Prices of Iron and Steel, 553
Reports of Discussions, 585, 602, 628
Interactions of Gases and Ore in the Blast Furnace, by Prof. W. A. Bone and Drs. L. Reeve and H. L. Saunders, 564*, See 585
Heavy Metallurgical Industrv of Eastern France, by Prof. J. Siegle, 559
The Metal Manganese and its Properties ; also the Production of Ferro-Manganese and its History, by Sir R. Hadfield, 576*, 606. See 586
Alloys of Iron and Manganese Containing Low Carbon, by Sir R. Hadfield, 586
Alloys of Iron Research, Introduction by Dr. W. Rosenhain. 744; Part V. Preparation of Pure Chromium, by F. Adcock, 586. 745* ; Part VI. Pre-
Saration of Pure Manganese, bv »r. M. Gayler, 586, 781* ; Part VII Preparation of High Purity Silicon, by N. P. Tucker, 652. See 586; Part VIII. Constitution of Alloys of Iron and Phosphorus, bv Pr. J. L. Haughton. 687*. See 586
Drawing of Steel Wire and its Relation to Qualities of Steel, bv E. A. Atkins, 590*. See 586
Heat-Resisting Steels, bv Dr. W H Hatfield, 653. See 602 Influence of Annealing Temperature on the Properties of Mild Steel Sheets, bv Prof. C. A. Edwards and J. C. Jones, 603
Notes on Cold-Rolled Strip Steel, by Dr T. Swinden and G. R, Bolsover, 603 Theory of Growth of Cast Iron after Repeated Heating, bv Prof. C. Benedicks and H. Lofqiiist, 628 Acl Range in Special Steels, by Prof, xr. ,J; ?• Andrew and H. A. Dickie, 629 Nickel-Chromium-Molybdenum Steels, by Prof. J. II. A. Andrew’ and Drs. M. S. Fisher and J. M. Robertson, 629 Further Investigation of the Indentation Hardness of Metals by Prof K Honda and K. Takahasi, 719*
Iron and Steel Works. See U’orA-.s — See also PARAGRAPH INDEX Tests. See Tests (Materials)
Welding. See ITeZzffwp
See abo Cast Iron; Steel; Pig Iron; Metallurgy
Ironwork, Structural. See Bridges : Columns; Steelwork; Structures
Irrigation, Indian, Run-Offs from Hill Catchments, 5; Automatic Sluices for Balsa- mand Escape, Jodhpur, 55; Syphon Spillway of Maramsilli Reservoir, 206 See also PARAGRAPH INDEX
Irving, D., the Late, 84
Isenthal <and Co., Ltd., Exhibits at Physical and Optical Societies’ Exhibition, 67
Isherwood System Shipbuilding, Progress, 223 Italian Civil Aviation, Development of, 540*

J

JACK, Hydraulic, Multiple, for Starting Ships’ Propellers, 4S5*
Jackson, Sir H,, on Colouring Agents for Glasses and Glazes, 710
Jaffa Engineering Co., Unittow Marine Steam Engine, 386*
Jakeman, C., on Heat Losses from Pipes, 1* See LETTER, 85
Jeanne Rose, High-Tension Outdoor Sub- Station, 32*
Jebb, G. R., the Late, 239
Jevons, J)r. J. D., Investigation of Stress Distribution in Steel, 155*, 221*
Jig-Drilling and Boring Machine, 352
Jodhpur, India, Balsamand Escape, Automatic Balanced Sluices, 55*
Joints, Riveted, Tests by United States Navy
Department, 209*
Jones, I. J., on the Enlargement of the City and South London Railway Tunnels, 384
Jones, J. C., on Annealing of Mild-Steel Sheets, 603
Jones, T., the Late, 176
Journals. See Bearings
Junior Institution of Engineers, Annual Dinner, 549
Juveniles, Training and Employment of, 491

K

KALLAUNER, Dr. O., on Silicate Research, 652
Kaplan Turbine, Lilia Edet Power Station, Trials, 599*. See 449*
Keen, Dr. B. A., on Agricultural Tractors, 17
Keller et Leleux, Soci^t6 des Etablissements, Le Baton Hydro-Electric Plant, 538*
Kelvin Lecture on High-Prequencv Currents, 522
Kemna, T., Diesel-Engine Driven Road Roller, 322
Kemnal, Sir J., the Late, 176
Kent, East, Early Water Mills and Rainfall, 704
Kent, J. L., on Propulsion of Ships under Different Weather Conditions, 477
Kerr, Dr. W., on High-Pressure Steam Plants, 117*, 149*. See 98, 236, 271, 326
Kevway Cutting on Universal Hack Sawing Machine, 715*
Kidderpore Docks, Calcutta, New Entrance Lock, 660. See 504*
Kinematograph Installation, Imperial Institute, 615
Kinetic Elutriator for Ground Materials, 732
King George’s Dock, Calcutta, Construction 503*, 567*, 659*
”King George V,” S.S., Trial Results, 89*. See 109, 142, 171. 237, 238, 271
King, R. O., Investigations of Dopes and Detonation, 147*, 182*, 210*
Kirkby, S. A., the Late, 143
K.L.l Independently-Heated Cathode Valve, 69, 116
Klinger High-Pressure Steam Valves, 167
Knowles System, Electrolytic Plant, Hydrogen and Oxygen Manufacture, 480*, 510*
Krause, E., Combination Machine Tool and Berso Vice, 394
Kuhne, Capt. C. H., on the W.D. Type, Six- Wheeled Lorry, 336*, 367*. See 327 330, 366

L

LAN. Process, Low-Temperature Carbonisation, Large Scale Operation, 391. See LETTER 463 ; Tests of Lubricating Oil, 665*
Laboratory, Air Ministry, Investigation of Dopes and Detonation, 147*, 182*, 210*
Cement Testing, Imperial Institute, Testing Machine for, 383*. See Erratum 512
Coal-Treatment, Birmingham University, 753*
Laboratories, Hydraulic Research, European (Review), 220
Research, Brown-Firth, Investigations of Heat-Resisting Steels, 602, 653
Research, Wembley, General Electric Co., Ltd., Investigations on Lamp and Valve Manufacture, 252* ; Exhibits at Royal Society Conversazione, 616
See also National Physical

Labour :

Accidents, Industrial, Susceptibility to, Report, 79
Bonus Systems, Halsey, Rowan and Priestman, 721
Canada, Industrial Conditions, Report of Delegation, 423. See LETTER 494
Coal Industry, Profit Sharing in, 722
Strike, Effect, on Engineering, 4;
Effect on Shipping, 245
Collieries, Effect of Ventilation on Output and Accident Rate, 290
Co-Partnership and Profit-Sharing Systems, 722
Employment and Training of Juveniles, 491
Germany, Hours of Labour in, 566
Halsey Premium-Bonus System, 721
Hours of Labour in Germany, 506 Illumination and Efficiency in Type setting, 104
Industrial Accidents, Susceptibility to, Report, 79
Conditions, United States and Canada, Report of Delegation, 423. See LETTER 494
Economics, Engineering Outlook, 4, 31, 83, 113, 131, 174, 235, 260. See LETTER 85
Fatigue Research Board, Report on Susceptibility to Accidents. 79; Investigations of Illumination and Efficiency in Typesetting, 164; Report on Effects of Atmospheric Conditions in Collieries, 290 ; Investigations on Rest Pauses, 522.
Labour Conditions, South African Railways and Harbours, 521
Welfare. See Welfare (below)
Industry, Promotion of Goodwill, Action of Glasgow Association of Foremen Engineers and Draughtsmen, 615
Insurance, Unemployment. See Unemployment (below)
Juveniles,Training and Employment of ,491 Labour Notes, 10, S3,85,114, 145,177,208,
238, 268. 288, 332, 353, 385, 417, 464 496, 512, 557, 588, 617, 649, 669
714, 740, 776. See PARAGRAPH INDEX
Lever Brothers, Co-Partnership System, 722
Miners, Coal, Effect of Ventilation on Output and Accident Rate, 290
National Union of Scientific Workers, Future of, 266
Piecework System of Remuneration, 721
Political Levy by Trades Unions, Test Case, 111
Premium Bonus, Halsey, Rowan and Priestman Systems, 721
Priestman-Atkinson System, Remuneration of Labour, 721
Printing, Illumination and Efficiency in Typesetting, 164
Profit-Sharing Systems, Remuneration of Labour, 722
Remuneration of Labour, Systems of, 721 Rest Pauses, Investigations by Industrial
Fatigue Research Board, 522 Rowan Premium-Bonus System, 721
Rowntree and Co.. Ltd., Profit-Sharing System, 722
Scientific Workers, National Union, Future of, 266
South Metropolitan Gas Co., Co-Partnership System, 722
Strike, Coal, Effect on Engineering, 4 ;
Effect on Shipping, 245 Legality of, Provisions of New Bill, 424, 583
Trade Unions, German, and the Eight-Hour Day, 566
and Industrial Prosperity in United States, 424. See LETTER, 494
Influence and Works Management, 490
Law, Provisions of New Bill, 424, 583
Political Levy by, Test Case, 111
Restrictions, Cargo-Handling at Ports, 296
Typesetting, Illumination and Efficiency in, 164
Unemployment; the Gateway to a New Life (Review), 525
Insurance, Report on, 202
Statistics, Engineering and Allied Industries, 5, 31, 83, 113, 131, 174, 235,266
in United States, 424
Union, National, of Scientific Workers,
Future of, 266
United States, Industrial Conditions,
Report of Delegation, 423. See LETTER, 494
Share Holding by Workers, 722
Wages, Systems of Remuneration, 721
Welfare, Industrial, Report of Society, 55
Ladle Transporter, Electro-Hydraulic, Casting Steel Ingots, 412*
Laidlaw, Drew and Co., Oil-Fuel Burners, 151*. See LETTERS, 204, 269
Lakes, Canadian, Self-Unloading Steamer “ Valley Camp,” 695*
Lamp, Early, Hydrogen Jet and Electrophorus Type. 289
Electric. See Electric
Neon, Relighting after Momentary Extinction, 532
Land Reclamation, Bombay Back Bay Scheme, Report, 82*. See LETTER, 101
Lander, Dr. C. H.,on Oil Production from Coal, 185. See LETTER, 269
Landing Stage, Floating, for Ferry Steamers, New Brighton, Reconstruction, 279*
Landshut Sub-Station, Bavarian Electric Power Scheme, 722*
Lane, E. W., on Miami Valley Flood-Protection Works, 217*, 248*, 347*, 376*, 441*
Lang, F., Aero Diesel Engine, 699,* 779
Langcrbrugge High-Pressure Power Station, 100
Lantern for Irish Lightship “ Albatross,” 69* See 7*
Laplace, Life and Work of, 247
Lassen Steam Trap, 372*
Lathes. See Machine Tools
Launch, Motor. See Motor Boat
Launches and Trial Trips. See Ships and Shipbuilding in PARAGRAPH INDEX
Launching Aeroplanes from Warships, Catapults for, 567
Lifeboats, Creeper-Track Tractor for, 620
Lautal Aluminium Alloy, Properties and Treatment, 133
Lavino (London), Ltd., Lautal Aluminium Alloy, 133
Law. See Legal; Labour
Lawaczeck Type Turbines, Lilia Edet, Sweden, 449*. See 599*
Le Baton Hydro-Electric Power Plant, 538*
Lea, Prof. F. C., on Limiting Creep Stresses of Metals, 379; on Repeated-Stress Tests of Springs, 562*, 021*. See 545*
Lead Alloys. See Alloys under Metallurgy
Burning, Use of Dissolved Acetylene, 364 for Chemical Plant, 363
Penetration into Brass, 316, 501*. See 399*
Prices. See Metal-Price Diagrams
Sheet, Damage by Wood Wasp. 771
Tin Eutectic, Crystallisation, 345
Leather, J. P., on Coke Cooling Systems for Gas Works, 778; Report on Refractory Materials, 778
Lee, Howl Co., Ltd., Refrigerating Plant and Centrifugal Pump, 225*
Leeds Forge Company, Ltd., Pullman Dining
Cars, international Sleeping Car Co., Ltd., 144*

Legal :

Agreements between Consulting Engineers and Clients, Form of, 328
Amalgamation of Companies (Review), 220
Arbitration Law, Reform of, 360
Civil Engineering Specifications and Quantities (Review), 726
Contracts between Consulting Engineers and Clients, Form of, 328
Electricity (Supply) Act, 1926, Treatises on (Reviews), 397
Employers’ Responsibility for Servants’ Acts, 254
Labour Legislation. See Labour
Master’s Responsibility for Servants’ Acts, 254
Rating, Machinery and Plant, 41, 48,172
Traders’ Wagons, Railway, Responsibility for Defects, 19
Valuation of Businesses, (Review), 220
See also PARAGRAPH INDEX Legislation. See Legal; Labour Legros, L. A., on Works Management, 490
Leipzig Fair, 299*, 320*
Length, Standard Yard and Metre, Relationship, 19, 382
Lenix Belt-Tightening Gear, Sandflelds Pumping Station, 473*. See Errafiwn, 526
Lens Design, Hamilton’s Characteristic Functions, 245
Grinding Machines, Recent Improvements, 81. See 141
Systems, Graphical Study, 245 Lenses, Methods of Testing, 81, 112*
Microscope, Recent Progress, 142 Modern Manufacturing Methods, 81,141
Photographic, Large Aperture, 141
Lessing, Dr. R., on the Pittsburg Conference on Bituminous Coal, 462
Letters to the Editor, 23, 41. 85, 101, 142,
176, 204, 269, 324, 365, 398, 463, 494
512*, 590, 618, 648, 679, 734, 766. See LETTERS INDEX
Level, Surveyor’s, Auto-Set, 162*
Lever Brothers, Co-Partnership System, 722
Lichfield Pumping Station and Water Purification Plant, 473*, 543*, 630*. See Erratum, 526
Life-Testing Apparatus, Electric Lamps, 123
Lifeboats, Launching, Creeper-Track Tractor
for, 620
Lifting Bridges. See Bridges
Light Alloys. See Alloys under Metallurgy Filters, Measurement of Absorption Co-efficients, 532
Measurements, Photo-Electric Cells, 616
Revolving, Irish Lightship “ Albatross,” 69*. See 7*
Ultra-Violet, Microscopy, Barnard’s Apparatus, 616
Violet, Use in Chemical Analysis, 616, See 771
Work of Sir Isaac Newton, 309. See 114, 361
Lighting and Efficiency in Typesetting, 164
Electric, Low-Voltage System, Aeroplane
Hangars on Aircraft Carriers, 684* on Warships, 684*
Gas. See Oas
Set, Auxiliary, for Ships (Parsons Oil Engine Co., Ltd.), 290*
Standardisation in, 647
Tests on Brightness of Diffusing Glassware, 164
Work of National Illumination Committee, 647
See also Lamps under Electric Lightship “Albatross,” Commissioners of
Irish Lights, 7*. 69*
Lilia Edet, Sweden, Lawaczeck Turbines, 449* : Tests of Kaplan Turbine, 599*
Lind, P., and Co., Grain Silos, Rapid Construction Method, 712*
Lindbergh, Capt., Transatlantic Flight, 647
Liners. See Steamers
Links, Chain, Oval Wire, Method of Making, 355*
Liquefaction of Gases, Work of Sir J. Dewar (Review), 599
Liquid-Cooled Thermionic Valves, 717*
Fuel. Sec Oil Fuel. See also Alcohol;
Motor; Paraffin; Petrol Supersaturated. Crystal Growth in, 614 Viscosity of. See Viscosity
Lister Centenary Conversazione, Royal Society, 462
Literature, 20, 127, 219, 281, 397, 493, 525,
540, 598, 634, 711, 726. See LITERATURE INDEX
Litigation. See Legal: Labour
Little Belt, Denmark, Proposed Bridge, 677
Liverpool Engineering Society, Discussion on
High-Pressure Steam Plants, 271 ; Annual Dinner, 275
Lloyd’s Statistics, Vessels under Construction, 84, 462
Vessels Launched in 1926, 73 Vessels Ix)st, 342
Lock, Entrance, Kidderpore Docks, Calcutta, 660. See 504*
Lockouts. See Labour
Locomotive Axles and Crankpins, Grinding Machines for, 301*
Cranes. See Cranes
Diesel-Electric, Diesel Engines for (W. Beard more <fc Co., Ltd.), 608*, 760*
“ Gladstone,” London, Brighton and South Coast Railway, Preservation of, 302
Industry, Position and Prospects, 131 Internal-Combustion, Kitson-Still System,
451*, 459, 495, 500*. See Erratum, 517
Road. See Motor ; Road; Tractor Running-Shed Organisation and Traffic Control, 645
Steam and Internal-Combustion, Kitson- Still System, Comparisons of Tractive Effort, 501*. See 495
Turbine Type, Development of, 172 Use and Economy of High Pressures, 117, 171
Use of High Pressure.? and Water-Tube Boilers, 171. See 117
Superheated Steam, Lubrication Valve for Cylinders, 418*
2-8-0 Type Three-Cylinder, Buenos Ayres Great Southern Railway (Armstrong, Whitworth and Co., Ltd.), 124*
Tyres, Contours of, Standard Specification, 589
See also Railways and PARAGRAPH INDEX
Lofquist, H., on Growth of Cast Iron, 628
London Area, Telephone Development, 142
Brighton <fc South Coast Railway, Preservation of Locomotive ” Gladstone,” 302
County Council and the Waterloo and Charing Cross Bridges, 395
Electric Supply Corporation, Deptford Power Station, 666*
General Omnibus Co., Experimental Tram- cars, 270
Midland and Scottish Railway, Traffic Control, 645. See 643
Port of. Annual Report, 421
Roads, Co-Operation in Opening up, 139
Street Accidents, Report, 264
Suburban Passenger Traffic Facilities, Reports, 263
Underground Railways. See Underground
University College, Centenary. Lecture on Development of Electrical' Engineering, 739
Lopulco Pulverised-Fuel Equipment, Poplar Power Station, 514*
Lorenz Electro-Pneumatic Lamp, 289
Lorries. See Motor ; Tractors
Loudon Brothers, Ltd., Railway-Wheel Lathe, 419*
Loughborough Works, H. Morris, Ltd., 311*, 380*, 572*, 661*
Love, R., Machinery of M.S. “ Wulsty Castle,” 102*
Low-Temperature Carbonisation. See Coal Lubricating Oil from Coal, Tests of, 665*, See 463
Laboratory Tests and Practical Results, *435*, 457. See Erratum, 455. See LETTER, 679
Michell Viscometer, for, 463
Oxidation of, 404, 425, 436, 463. See 396
See also Oils
Lubrication, Effects on Piston Friction, 435*. See 426, 679
Molecular Aspects of, 395, 403, 425, 457, 463
Reynold’s Theory of, Model Illustrating, 585
Valve for Cylinders, Superheated Steam Locomotives, 418*
Luc-Denis Expansion Joint for Pipes, 37
Ludwig-Soret Elfect and Inverse Segregation in Alloys, 346, 370*, 405*
Luminous Compounds, Radioactive, Theory of Luminescence, 783
Liischer, Dr. H., on Photographic Mapping Methods. 63*, 185*
Luton Works, Electrolux, Ltd., 610. See 579*

M

MAC. See Afc.
Machine Design, Treatise on (Review). 542 Shops. See Works and Machine Tools Testing. See Testing Machines and Tests (Materials)

Machine Tools :

Automatic Screw Machine (G. WuttigX 320*
Bolt-Head Trimming Machines (Hilge- land Brothers), 43*
Boring and Drilling Machine, Vertical, for Jigs (Pratt and Whitney Co.), 352*
Machine, Crane Manufacture, Works of H. Morris, Ltd., 312*
Shaping and Milling Machine and Lathe Combined (E. Krause), 394
Box-Nailing Machines (W. Fredenhagen), 321
Centreless Grinding Machines: Detroit,. 30* ; Heim, 93* ; Coventry, 93*
Crankpins, Locomotive, Grinding Machine- for (F. Schmaltz G.m.b.H.), 301*
Cutters, Milling-Machine, Guarding of, Home Office Regulations, 521
Cutting Machine, Friction Disc, for Gates and Runners (Mars Werke A.G.). 320*
Drilling and Boring Machine, Vertical, for Jigs (Pratt <fe Whitney Co.), 352*
Machines, Portable and Carriage Mounted, Crane Manufacture, Works of H. Morris, Ltd.,312*
Drop Forging Hammer, 16-ton Steam- Lift, Free-Tup Type (Eumuco A.G.), 765*
Forging Hammer, Drop. 15-ton Steam- Lift, Free-Tup Type (Eumuco A.G.), 705*
and Pressing, British and American Practice, 174
Friction-Disc Cutting Machine for Gates and Runners (Mars Werke A.G.), 320*
Gears and Gear Cutting (Review), 494. Planing Machine. Sunderland, for
Double-Helical Wheels (J. Parkinsou and Son,) 670*
Grinding Machines, Centreless : Detroit, 30* ; Heim, 93 * ; Coventry, 93*
Locomotive Axles and Crankpins (F. Schmaltz G.m.b.H.), 301*
Hack-Sawing Machine, Universal, with Rotating Tabic and Cross Traverse (R. Price <t Sons), 715*
Hammer, Drop Forging, 15-ton Steam- Lift, Free-Tup Type (Eumuco A.G.), 765*
Hydraulic Press. See Press (below)
Jig-Drilling and Boring Machine, Vertical (Pratt and Whitney Co.), 352*
Key way Cutting on Universal Hack-Sawing Machine (R. Price and Sons), 715*
Lathe, Railway-Wheel, Electrically Controlled (Loudon Brothers, Ltd.), 419*
Shaping, Milling and Boring Machine Combined (E. Krause), 394
18-in. Sliding, Surfacing and Screw Cutting (Tangyes, Ltd.), 748*
See also Automatic (above)
Locomotive Axles and Crankpins. Grinding Machines for (F. Schmaltz G.m.b.H.), 301*
Machine Shops, Crane and Hoist Manufacture, Works of H. Morris, Ltd., 312*. 380*, 572*
Management. See B’orfcs Management
Tools, Electric Motor Drives for, 321
Industry, Position and Prospects, 131, 395
at Leipzig Fair, 300*, 320*
at Prague Fair, 394
Traders’Association, Annual Meeting and Dinner, 395
Milling-Machine Cutters, Guarding of, Home Office Regulations, 521
Shaping and Boring Machine and Lathe Combined (E. Krause), 394
Mortising Machine, Hollow-Spindle (J. Sagar and Co., Ltd.), 228*
Moulding Machine, Wood, Double Spindle (Wadkin it Co.), 194*
Nailing Machines, Box (W. Frcdenhagen), 321
Nut-Tapping Machine (A. de Fries G.m.b.H.), 321*
Panel Planing and Thicknessing Machine (A. Ransome and Co., Ltd.), 547*
Planing Machine, Gear. See Gear (above) and Thicknessing Machine, Panel (A. Ransome and Co., Ltd.), 547*
Press, Hydraulic, with Steam-Heated Platens (Hollings <fc Guest, Ltd.), 19G*
Power, Single-Action, Deep Draw (J. Rhodes Sons, Ltd.), 255*
Tilting, with Pneumatic Die Cushion (Taylor and Challen, Ltd.), 255*
Work, Trimming Machine for Stampings (Taylor and Challen, Ltd.), 256*
Pressing and* Forging, British and American Practice. 174
Railway-Wheel Lathe, Electrically Controlled, (Loudon Brothers, Ltd.), 419*
Saw Bench, Two-Spindle (T. Robinson it Son, Ltd.), 223*
Circular, for Wood, with Roller Feed (Wadkin <fc Co.), 195*
for Cross Cutting and Trenching (Wadkin and Co.), 194*
See also Hack-Sawing Machine (above)
Screw Machine, Automatic (G. Wuttig), 320*
Shaping, Milling and Boring Machine and Lathe Combined (E. Krause), 394
Stair-Trenching Machine (Wadkin and Co.), 194* ; (J. Sagar <fe Co., Ltd.), 227*
Tapping Machine, Nut (A. de Fries G.m.b.H.). 321*
Tenoning Machine (T. Robinson <fe Sons, Ltd.), 259*
Trenching Machine, Wood (Wadkin and Co.), 194* ; (J. Sagar and Co., Ltd.), 227*
Trimming Machines, Bolt-Head (Hilge- land Brothers), 43*
for Steel Stampings (Taylor and Challen), Ltd.), 256*
Turning Machines, Automatic. See Automatic (above)
Vice, Berso, with Self-Adjusting Jaws (E. Krause), 394
Woodworking Machinery, Circular Saw, Roller Feed (Wadkin and Co.), 195*
Cross Cutting and Trenching Machine (Wadkin <t Co.), 194*
Mortising Machine, Hollow Spindle (J. Sagar it Co., Ltd.), 228*
Moulding Machine, Double-Spindle (Wadkin <t Co.), 194*
Panel Planing and Thicknessing Machine (A. Ransome it Co., Ltd.), 547*
at Prague Fair, 394
Saw Bench, Two-Spindle (T. Robinson and Son, Ltd.), 223*
Stair Trenching Machine (Wadkin and Co.), 194*; (J. Sagar <t Co. Ltd.), 227* Tenoning Machine (T. Robinson and Son, Ltd.), 259*
See also PARAGRAPH INDEX
Machine Vice. See Vice under Machine Tools Work. See Machine Tools
Machinery and Plant, Rating of. 41, 48, 172
Macklow-Smith, A., 100-ton Hydraulic Testing Machine, 383*. See Erratum, 512
Madras and Southern Mahratta Railway, Carriage Traverser for, 132*
Magnesium Alloys. iSee Alloys under Metallurgy Magnetic Clutches for Rubber Mills, 134*
Properties, Mumetal High-Permeability Alloy, 626
Tests Wire Ropes, <fec., 677
Thermostat for Temperature Control, 616
Magnetisation Phenomena at High Frequencies, 523
Magnetism, Terrestrial, Magnetometers for Measurement, 53, 034*
Magneto Ignition, Measurement of Peak Voltages, 52
Magnetometer, Portable (Cambridge Instrument Co., Ltd.), 034*
Portable Vertical Force, Oertling’s, 53 Mains, Electric. See Cables under Electric Management of Works. See Works Management Manchester Association of Engineers, Annual Dinner, 207
Municipal College of Technology, Transmission Dynamometer for, 291*; Research Scholarships, 558
Steam Users’ Association, Report on Boiler Failures, 552
Tramway Depot, Tests of Wollaston Producer Boiler, 431*
Manganese, Ferro-, Production and History, 606. See 576*, 586, 614
Iron Alloys, Low Carbon, 586
Sources, Production and Properties, 576*, 586, 606, 614
Pure, Preparation of, 586, 781*
Manometer, Pressure-Recording, Coal-Dust
Explosions, Buxton Experimental Station, 729*
for Static-Pressure Measurements, 243* Manufacture, Scientific Methods in. See
JForArs Management
Mapping, Photographic, Ground and Aerial, German Methods, 63*, 185*
Maramsilli Reservoir, Automatic Syphon Spillway, 206*
Marchant, Dr. E. W., on High-Frequency Currents, 522
Marconi’s Wireless Telegraph Co., Ltd., Grimsby and Skegness Beam Stations, 354* ;
High-Speed Syphon Recorder, 652*
Mardles, E. W. J.,‘Investigations of Dopes and Detonation, 147*, 182*, 210*
Marine-Auxiliary Machinery, Comparisons of Systems, 89
Machinery, S.S. “ Empress of Australia," 773*. See 733*
Machinery, Ex-German Battleship “ Grosser Kurfiirst," 373*
Machinery, Lighting and Pumping Set (Parsons Oil Engine Co., Ltd.), 290*
Boilers. See Boilers
Engineering Industry, Position and Prospects, 266
Engineers, Institute of, Development and Application of Heat-Resisting and Non- Corroding Steels, by Sir R. Hadfleld, 42 ; Annual Report, 469
and Naval Architects, American Society of. See Naval Architects
Engines. See Engines ; Turbines ; Marine Propulsion
Growths on Ships’ Bottoms, Effects of Fresh Water, 767
Propulsion, Contra-Propeller, Results on S.S. “ Vikingstar,” 333*
Diesel-Electric System, H.M.S. " Adventure," 750*. See 490
Diesel Engines, Characteristic-Energy Diagram, Oil-Engine Trials, 414*, 445,467*
Diesel Engines and Hydraulic Transmission, M.S. “ Wulsty Castle," 102*
Diesel Engines, M.S. “ Alcantara," 229 — Diesel Engines, M.S. ’’ Cape York," Indicator Gear for Trials, 243*
Diesel Engines and Steam Engines, Comparisons of Running Costs, 399*
Diesel Engines, Treatise on (Review), 727
Electric System, with Diesel Engines. H.M.S. " Adventure,” 750*. See 490
Electric System on Warships, Comparisons with Geared Turbines, 490, 749
Geared Turbines and Electric Transmission, Warships, Comparisons, 490, 749
Geared Turbines, S.S. " Empress of Australia," 733*, 772*
Geared Turbines, Progress in Economy, 87*, 109. See 142, 237, 238, 271
Hydraulic Transmission Gear, Beard- more-Vulcan System, M.S. “ Wulsty Castle," 104*
Oil Fuel for. See Oil Fuel
Sailing Ships with Auxiliary Motors, Suggested Design, 446, 497*
Steam Engines and Diesel Engines, Comparisons of Running Costs, 399*
Steam Engine, Single-Acting Unifiow Tvpe (Jaffa Engineering Co.), 386*
Steam Machinery, Use and Economy of High Pressures, 117*, 151*. See 98 236, 271, 326
Steamers, Analysis of Trial Results, 80.
See LETTER, 101
Steamers, Effect of Weather Conditions, 477, 478
Steamers, Effect of Wind on Power and Speed, 478
Turbines, High Pressure, S.S. “ King
George V." Trial Results, 89*. See 109, 142, 171, 237, 238, 271
Turbine Machinery, Ex-German Battleship ’’ Grosser Kurfurst." 373*
Turbine Machinery, High-Speed Vessels, Development, 114, 395
Turbines, Progress in Economy, 87*,109. See 142, 237, 238, 271
See also Engines; Turbines; Propellers ; Ship Resistance; and PARAGRAPH INDEX
Salvage. See Salvage
Turbines. Sec Turbines, Steam; Marine Propulsion
Marketing Problem in United States (Review), 282
Markets. See Trade and PARAGRAPH INDEX Marne-Rhine Canal, Cheneau Overhead Electric
Traction System, 180*
Marryat, C. B., on Effect of Arsenic on Copper, 303*, 306*. See 298
Mars Werke A.G., Friction-Disc Cutting Machine for Gates and Runners, 320
Marseilles-Rhone Canal, Opening of Rove Tunnel, 522
Marshall, A. 0., on Tests of Lubricating Oils, 435*. See 425, 455, 457, 079
Martin, Dr. G., Researches on Theory of Fine Grinding, 483
Martin, Dr. L. C., on Progress in Optics, 81, 112*, 141
Masonry Arches, Design of (Review), 540 —
Danis, Theory and Construction (Review), 635
Master’s Responsibility for Servants Acts. 254
Materials, Engineering, Conference on, Charlottenburg, 709
Strength of. See Stress and Tests (Mater inis)
Testing, International Congress, Amsterdam, 705
Mathematics, Operational Calculus and Electric Circuit Theory (Review), 281
Work of Laplace, 247
“Mauretania,” S.S., Position in British Shipping, 173
May Lecture, Institute of Metals, on Growth of Crystals, 614
McClelland, W., on Electricity in Warships, 683*, 716, 749*. See 489
McClintic-Marshall Co., Double-Deck Bascule Bridge, Roosevelt Avenue, New York, 121*
McCullough, F. W.. the Late, 388
McDermaid, N. J., the Late, 143
McGlashan, J., King George’s Dock, Calcutta, 503*, 567*. 659*
McKenna, R., on Finance and Engineering, 769
McNaughting of Turbo-Generator, Bradford
Power Station, 668. See 254, 694
Mean-Pressure Indicator, Geiger, for Engines and Pumps, 230
Measuring Machine for Hole Centres, 321*
Microscope, Explosion Records, Buxton Experimental Station, 730*
Measurement, Power, High-Tension Three-Phase, 723*
Radio-Frequency, Theory and Practice (Review), 727
Mechanical Engineers, American Society of,
Measurement of Static Pressure, by C. J. Fechheimer, 243* ; Report on Embrittlement of Metals, 675

Mechanical Engineers, Institution of :

London Meetings, Winter Session :—
Election of Officers, 98, 236
Use and Economy of High-Pressure Steam
Plants, by Profs. A. L. Mellanby and W. Kerr, 117*, 149*. See 98, 236, 271, 326
Economic Value of Increased Steam Pressure, by H. L. Guy, Discussion, 236
Annual Report, 236
Presentation of Prizes, 236
Report of Marine Oil Engine Trials Committee, Discussion; Indicator Gear for Trials of Diesel Engines of M.S.“ Cape York,” by Sir A. Hunter, 243*
Benevolent Fund, 330
Development of Mechanical Vehicles for
General Load-Carrying Duty in the Army, with Special Reference to the W. D. Type Rigid-Frame Six-Wheeled lorry, by Captain C. H. Kuhne, 336*, 367*. Sec 327, 330, 366
Joint Meeting with Society of Chemical Industry (Chemical Engineering Group): Lubrication, by Dr. W. R. Ormandy, 403. Sec 395, 457, 463 ; Lubricating Oils, Laboratory Tests in Relation to Practical Results, by A. G. Marshall and C. H. Barton, 435*. See 425, 455. 457, 679
Entrance Examinations, Exemptions, 429
Internal-Combustion Engine Locomotives, by Lieut.-Col. E. K. Clark, 451*,
500*. See 459, 495,517
Failure of Some Steel Wires under Repeated Torsional Stresses at Various Mean Stresses, Determined from Experiments on Helical Springs, by Prof. F. C. Lea and F. Hey wood, 562* 621*. See 545*
The Late Mr. H. T. Chapman, 545. See 495
The Herbert Akroyd Stuart Bequest, 545
North-Western Branch :—
Pulverised Fuel and its Application to Boilers, by R. B. Potter, 40
Development of Mechanical Vehicles for General Load-Carrying Duty in the Army, with Special Reference to the W.D*. Type Rigid-Frame Six-Wheeled Lorry, by Capt. C. H. Kuhne, Discussion on, 366. See 330, 336*, 367
Use and Economy of High-Pressure Steam Plants, by Profs. A. L. Mellanby and W. Kerr, Discussion on, 371. See 98, 117*, 149*. 236, 326
Lubrication, by W. R. Ormandy, Discussion on,463. See 395. 403, 457
Interna I-Combust ion Engine Locomotives by Lieut.-Col. E. K. Clark, Discussion on,495. See 451*, 459, 500
Creep Stresses, by R. W. Bailey, 551. See LETTER, 679
Yorkshire Branch
Efficiency, by J. H. Barker, 25 Graduates' Section:—
Development of High-Speed Naval Vessels, by Sir J..E. Thornycroft, 395
Mechanical Stoker. See Stoker
Traction on Roads. See Roads; Motor-Cars ; Tractors
Mechanics, Text-Book of (Review), 525
Medway Oil and Storage Co., Ltd., Cross Cracking Plant, 379
Mellanby, Dr. A. L., on High-Pressure Steam Plants, 117*, 149*. See 98, 236, 271, 326
Mellor and Moore High-Temperature Test for Refractories, 651
Merchant Shipbuilding. See Shipbuilding
Ships. See Ships ; Steamers
Mercury and Amalgams, Metallographical Investigation, 616
Prices. See Metal-Price Diagrams
Merrick and Sons, Lantern for Trish Lightship “ Albatross,” 69*. See 7*
Merryweather and Sons, Ltd., Foam-Type Fire- Protection Equipment for Oil Storage Depot, 763*
Mersey, River, Floating Landing Stage for Ferry Steamers, New Brighton, Reconstruction, 279*
Metals, Anti-Friction. Sec Alloys under Metallurgy
Cleaning, Use of Trichlorethylene, Oil Corrosion of. See Corrosion
Creep at High Temperatures, 118*, 379*.
See 98, 271
Stresses at Ordinary Temperatures, 551. See LETTER, 679
Detection of Flaws by X-Rays, 676
Engineering, Development in Production,555
Fatigue of. See Alternating Stress underTests (Materials)
Filament Lamps. See Lamps under Electric Films, Translucent, Miiller’s Electrolytic Process, 61

Metals, Institute of:

May Lecture on the Growth of Crystals, by Sir H. A. Miers, 614
Spring Meeting, London :—
Programme, 170 Report of Council, 296 Annual Dinner, 316
Presidential Address on Bronze Founding and the Corrosion Problem, by Sir J. Dewrance, 297
Reports of Discussions, 297, 314, 345 Investigation of the Effects of Bismuth
on Copper : Part III.—The Effect of Arsenic on Copper, by Prof. D. Hanson and C. B. Marryat, 303*. See 298 : Part IV.—The Effect of Arsenic Plus Oxygen on Copper, by Prof. D. Hanson and C. B. Marrvat, 306*. See 298 ; Part V.—The Effect of Bismuth on Copper, by Prof. D. Hanson and Miss G. W. Ford, 297
Brittleness in Arsenical Copper, by 0. Blazey, 298
Electric Furnaces in Non-Ferrous Metallurgy, by D. F. Campbell, 334*. See 314
Penetration of Mild Steel by Brazing Solder and other Metals, by R. Genders, 341*. See 316
Penetration of Brass by Tin and Solder, by H. J. Miller, 501*. See 316
Attack of Molten Metals on Certain Non- Ferrous Metals and Alloys, bv H. J. Hartley, 399*. See 316
Notes on the Manufacture and Properties of Hairsprings by Dr. H. Moore, and S. Beckinsale, 439. See 345
Application of Strain Methods to the Investigation of the Structure of Eutectic Alloys, by F. Hargreaves, 345
Notes on the Cystallisation of the Lead-Tin Eutectic, by F. Hargreaves, 345
Influence of Calcium on Aluminium Containing Silicon, by J. D. Grogan 531*. See 345
Note on the Magnesium-Rich Magnesium- Copper Alloys, by Dr. M. Hansen, 345
Mechanism of Inverse Segregation in Alloys, by R. Genders, 370*, 405*. See 370
Metals, Non-Ferrous, Attack by Molten Metals,
399*. See 316, 501*
Electric Furnaces for Melting, 314, 334* Research Association, Exhibition, 386 ;
Report on Atmospheric Corrosiomof Metals, 458; Need for Support, 677 ; Work of, 709
Price Diagrams, 24*, 146*, 270*, 430*, 558*, 682*
Production of Soft X-Rays, 616. See
Erratum, 672
Structure of. See Metallography; Micro- photographs
Welding. See Welding
See also Metallography; Metallurgy;
Microphotographs
Metallic Packings, Britimp System, for Piston
Rods and Turbine Shafts, 403* Metallography. See also Metals; Metallurgy ;
Microphotographs

Metallurgy :

Alloys, Aluminium, Influence of Calcium, *345, 531*
Lautal, Properties and Treatment, 133
Recent Progress, 625
Bearing Metals, Production and Re
fining (Review), 282*
Copper, Determination of Copper by
Electrolysis, 406. See 347 — See also Brass ; Bronze ; Qunmetal, andc.
Crystal Growth in, 615
Eutectic, Investigation by Strain Methods, 345
Inverse Segregation in, Mechanism of, 340, 370*, 405*
Iron-Manganese, Low Carbon, 586 — Manganese, Production and History,
606. See 576*, 586, 614 Magnesium-Copper, Properties of, 345
Nickel-Iron, High Permeability, Mumetal. 626
Iron-Phosphorus, Constitution of, 586, 687*
Research. Sec under Iron and Steel Institute
Lead-Tin Eutectic, Crystallisation of, 345
Nickel-Copper, Properties and Uses, 475*
Blast Furnaces. See Furnaces Brass. See Brass Bronze. See Bronze Cast Iron. See Cast Iron Coke Ovens. See Coke Ovens
Corrosion of Metals. See Corrosion Chromium, Pure, Preparation of, 586, 745*
Ferro-Mauganese, Production and History,
606. See 576*, 586, 614 Foundry. See Foundry ; Moulding Furnaces, Electric. See Furnaces — Metallurgical. See Furnaces Heat Treatment, Nickel-Copper Alloys, 475*
Steel Sheets, Effect on Properties, 603
Steel, and Wire-Drawing Operations, 594*. See 587
Iron Manufacture. See also Furnaces, Blast — Ore. See Ore
Lautal Aluminium Alloy, Properties and Treatment, 133
Manganese, Ferro-, Production and History, 606. See 576*, 586, 614
Iron Alloys, Low Carbon, 586
Metal. Sources, Production and Properties, 576*, 586, 606, 614
Pure. Preparation of, 586, 781*
Metallurgical Applications of X-Rays, 676
Metallurgy, Lectureships and Industrial Bursaries, Armourers and Brasiers Company, 589
Services to Engineering, 555, 625 Metals, Non-Ferrous, Attack by Molten Metals, 399*. See 316, 501*
Electric Furnaces for Melting, 314, 334*
Research Association, Exhibition 386 ; Report on Atmospheric Corrosion of Metals, 458 ; Need for Support, 677 ; Work of, 709
Tests of. See Tests (Materials) Pj-rometers. See Pyrometers Refractories. See Refractory Materials Rolling Mills. See Rolling Mills Silicon. High Purity, Preparation, 586,652
Slags, Silicate, Analysis of, 291 Spiegeleisen, Production and History, 606.
See 576*, 586, 614 Steel Furnaces. See Furnaces
Heat-Resisting and Non-Corroding, Development and Applications, 42
Manufacture, Electric. Process, Recent Progress, 556
Tungsten Filaments, Electric Lamps and Valves, Physical Studies, 253*
Welding. ’ See IFeWing
Zinc, Standard Specifications for, 208
See also Iron and Steel Institute,; Metals,
Institute of; Metallography: Micro- photographs ; Foundry; and PARA- GR.IPH INDEX
Metallurgy and Mining, American Institute of. See Mining
Institution of. See Mining

‘’’Meteorological Society, Royal :

Presidential Address on the Atlantic Ocean, by Sir G. Walker, 102
Variability of Average Monthly Rainfall, by Di'. J. Glasspoole, 246
Diffusion over Distances Ranging from 3 km. to 86 km., by Dr. L. F. Richardson and D. Proctor, 246
Symons Memorial Lecture, by Prof. G. I. Taylor, on Turbulence, 384
Report of Committee on Atmospherics, 639 Cyclones and the General Circulation, by Dr. H. Jeffreys, 704
Early Water-Mills in Relation to Changes in the Rainfall of East Kent, by G. M. Meyer, 704
Report on Winter Thunderstorms in the British Isles from January 1 to March 31, 1926, by S. M. Bower, 704
Meteorology, Cyclones and Circulation, 704
Rainfall, East Kent, and Early Water Mills, 704
Rainstorms in the United States, 347
Thunderstorms, Electrical Phenomena, 491
Winter Thunderstorms in British Isles, Report, 704
Meter, Fluid Flow, Ball-and-Tube Type, for Pressure Circuits, 679 Flow (Electroflo Meters Co., Ltd.), 53 *Flow, Rotameter, 67
Flow, Venner-Shotter, 67 Metre and Yard, Standard, Relationship, 19,382
Metric System, Origin of, 247 Metro Gas Circulator, 53
Metropolitan Electric Tramways, Experimental Tramcars, 270
Railway, Electrical Track Equipment, 56*, 90*, 122*. 153*;
Watford Branch, Bridge Foundations, 486
Metropolitan-Vickers Electrical Co., Ltd.
Exhibits at British Industries Fair, 192; 6.600-volt Switchgear, Poplar Power Station, 516*
See also London
Miami Valley Flood-Protection Works, 217*, 248*, 347*, 376*, 441*
Mica, Grinding and Flocculation of, 720
Michalk, W., and Sohn, Lubrication Valve, Superheated Steam Locomotives, 418
Michell Crankless Engine, Test Results, 23
Viscometer for Lubricating Oils, 463
Michelson Interferometer, Measurement of Stellar Diameters, 81
Microphotographs, Aluminium, Effect of Calcium. 531*, 532*
Arsenical Copper, Effect of Annealing, 304*, 307*
Brass, Penetration of Tin and Solder into, 400*. 501*, 502*
Chromium, Electro-Deposited, 747* Iron-Phosphorus Alloys, 689*
Steel, Penetration of Brazing Solder, 341*, 342*
Wire, Effect of Quality of Steel, 592*, 593*
Structure of Building Stones, 597*
Tungsten Filaments, Effect of Swaging, 253
Microscopes and Accessories, Physical and Optical Societies’ Exhibition, 51, 52
Measuring, Explosion Records, Buxton Experimental Station, 730*
Microscopic Investigations, Building Stones, 597*
Objectives, Recent Progress, 142
Microscopy, Ultra-Violet Light, Barnard’s Apparatus, 010
Microstructure of Metals. See Metallography;
M icrophotographs
Miers, Sir II. A., on the Growth of Crystals, 014 Military Transport, W.D. Type, Six-Wheeled
Lorry, 327, 330, 330*, 300, 307*
Mill, Ball, Porcelain. Coal Grinding, Birmingham University, 757*
Edge-Runner, for Paint Grinding, 772
Grinding, Ball and Tube, Efficiency of, 483
Rema, for Coal, andc., 772
Rolling. See Rolling Mills
Rubber, Magnetic Clutches and Safety Screw- Down Gear, 134*
Water, Early, and Rainfall in Kent, 704
Miller, H. J., on Penetration of Brass by Tinand Solder, 501*. See 310
Milling Machines and Cutters. See Machine Tools
Mills-Packard Chamber Plant, Sulphuric-Acid Manufacture, 304
Mines, Coal. See Collieries
Haulage Gear, Compressed Air (Usines G. Derihon, S. A.), 273*
Safety in, Research Board. See Collieries
Support of Underground Workings, Report, 277
United States Bureau of. See United States
Winding. See Winding
See also Coal; Collieries; Mining; Ores;
Winding; and PARAGRAPH INDEX Miners, Coal, Effect of Ventilation on Output
and Accident Rate, 290 Mineral Oils. See Oils
Resources, British Columbia, 710
British Empire, Proposed Survey, 014 Sec also Coal; Mining; Ores; and
PARAGRAPH INDEX
Mining Engineers, Institution of, Report, 110 ; Annual Dinner, 175
and Metallurgical Engineers, American Institute of, Report on Manganese Supplies, 014
Society, American, Report on Manganese Supplies, 014
and Metallurgy, Institution of, Annual Dinner, 402 ;' Empire Mineral Resources, by SirT. Holland, 014
See also PARAGRAPH INDEX Ministry of Transport. See Transport Mirrors and Lenses, Methods of Testing, 81,
112*
Mixing Machines, Concrete. See Concrete Moulding Sand, Pneulec-Royer, 190*
M.-L. Magneto Syndicate, Ltd., Peak-Voltage Measurement, 52
M. O. Valve Co., Ltd., Valve with Independently Heated Cathode, 09, 110
Model Experiments. See Aeronautics ; Ship Models ; Ship Resistance
Molecular Aspects of Lubrication, 295, 403, 425, 457, 403
Moll Thermopile Apparatus, Physical and Optical Societies’ Exhibition, 53
Molten Metals, Attack on Non-Ferrous Metals, 399*. See 310, 501*
“ Moltke,” Ex-German Battle Cruiser, Salvage Operations, Scapa Flow, 741*
Molybdenum-Nickel-Chromium Steels, Properties of, 029
Monoliths, Concrete, Foundations of King George’s Dock, Calcutta, 505*. See 000
Foundations, Bridges, Watford Branch, Metropolitan Railway, 480
Granite, Transport Arrangements, Oslo, 87*
Monometer Die-Casting Machine, Railway-Axle Box Bearings, 258*
Monoplane. See Aeronautics
Moore, Dr. H. on Hairsprings, 439. See 345
Morris-Airey, H., on Silica Valves in Wireless Telegraphy, 718*
Morris-Airey, H., the Late, 700
Morris, H., Ltd.,Works, Manufacturing Methods and Products, 311*, 380*, 572*, 001*
Mortising Machines. See Machine Tools
Motor Boats, High-Speed, Design and Construction, 447, 527*

Motor Car Details :

Back Axle, Duplex, W.D. Type Six- Wheeled Lorry, 337*. See 307*
Engines. See Engines, Petrol, Motor Car
Front Axle, Avance Motor Tractor, 000*
Gear Box, Avance Motor Tractor, 005*
Steering Gear, Avance Motor Tractor, 000*
Transmission System, W.D. Type Six- Wheeled Lorry, 338*
Motor Car Engineers. See Automobile Engineers Engines. Sec Engines, Petrol Fuels. See Motor Fuels Gear-Boxes. See Motor Car Details Industry, Postion and Prospects, 83
Radiators, Heat Transmission in, 374
Tyres, Motor-Driven Pump for Inflating, 050*
See also PARAGRAPH INDEX Carriages, Railway. See Carriages Compressed-Air, Mine-Haulage Gear (Usines
G. Derihon, S. A.), 274*
Electric, Coal-Cutting Machines, Gate-End
Starting Switch, 192*
Controllers for (Review), 711
Direct and Alternating Current (British Thomson-Houston Co., Ltd.), 225*, 257*
Hoisting, Speed-Limiting Brake, 024*
Induction, No-Lag Type (British Thomson-Houston Co., Ltd.), 257*
for Machine-Tool Drives, 321
Synchronous, and Valve-Maintained Tuning Fork, Time Recording, 212
for Trolley ’Buses, Field-Control Governor, 75*
for Warships, Design and Control, 084. See 489
for Warships, Standardisation, 489, 084
Motor Fuel, Cross Cracking Process, 379
Power Alcohol Production, Recent Investigations, 303
Power Alcohol, Production from Cellulose, 95
Motor-Generator for Arc Welding, 192*
Crane-Testing Equipment, Works of H. Morris, Ltd., 313
Internal-Combustion, See Aeronautics; Engines; Motor Cars; Motor Boats, Tractors
Launches. See Motor Boats
Lorry, Six-Wheeled, Girder Track for Roadless Traction, 370*
W.D. Type, Six-Wheeled, 327, 330, 336*, 306, 367*
Marine. See Engines ; Marine Propulsion ; Motor Ships
Paraffin. See Engines, Oil
Petrol. See Aeronautics ; Engines, Petrol; Motor Boats
Road Rollers. See Road Rollers
Ship, “Cape York ” Diesel Engine Trials.
Indicator Gear, 243*
Oil-Engine Trials, Characteristic-Energy
Diagram, 414*, 445, 467* and Steamers, Comparisons of Running Costs, 399*
“Wulsty Castle,” Diesel Engines and Hydraulic Transmission, 102*
Launches and Trial Trips. See Ships and Shipbuilding in PARAGRAPH INDEX
See also Marine Propulsion
Spirit. See Motor Fuel Tractors. See Tractors Transport, Efficiency of, 27
and London Street Accidents, 264 in Palestine, Development, 424
Proposed Road Traffic Bill, 393 Road Maintenance Costs, 646 Taxes on, 324
Vehicles, Aero Diesel Engine for, 699*, 779
Overall Non-Skid Chain for Pneumatic Tyres, 339*
Pneumatic Tyres, Dunlop Self-Clearing Tread, 339*
V. P. Pneumatic Tyre for, 339*
Moulding Machines, Wood. See Machine Tools
Sand, Pneulec-Royer Mixing Machine, 196* — Portable Electric Riddle for, 453*
See also Foundry
Moving Stairways, London Underground Railways, 38*
Mttllers Electrolytic Process, Translucent Metal Films, 61
Multitubular Boiles. See Boilers
Mumetal, High Permeability Nickel-Iron Alloy, 626
Municipal College of Technology, Manchester. See Manchester
and County Engineers, Institution of, Essay Competition, 260
Electrical Association, Incorporated, (Buxton Meeting); Introduction, 677 ; Presidential Address, by R. W. L. Phillips, on Domestic Electric Supply and Methods of Charging, 678; Methods and Capital Costs of Distribution over an Extensive Area, by W. C. Bexon, 678. See 737 ; Recent Developments in Power Plant Design and their Effects on the Economy of Generation, by T. Roles, 668, 694. See 737; Electrified Homes of Great Britain and Ireland, with Reference to the Heating Question, by H. H. Berry, 695
Museum Exhibits, Cleaning and Restoration of, 644
Science, South Kensington, Non-Ferrous Metals Research Exhibition, 386

N

NADAI-Prandtl Theories, Stress Distribution in Shafts, 771*
Nailing Machines, Box (W. Fredenhagen), 321
Nathan, Sir F., on Industrial Development and the Chemical Engineer, 363
National Association of Supervising Electricians. See Supervising Electricians - Electrical Safety Code, United States, 141 Illumination Committee, Report, 647
Physical Laboratory, Investigation of Heat Losses from Pipes, 1*. See LETTER, 85 ;
Tests on Brightness of Diffusing Glassware, 164 ; Froude Tank, Investigations of Ship Wave Resistance, 479; Tests of Lubricating Oil from Coal, 665*. See 463, Exhibits at Royal Society Conversazione, 585, 616 : Alloys of Iron Research. See under Iron and Steel Institute
Union of Scientific Workers, Future, 266 Naval Aeronautics. See Aeronautics

Naval Architects, Institution of :

Spring Meeting, London:—
Report of Council, 427
Election of Officers and Presentations, 427
Annual Dinner, 445
Reports and Discussions, 428, 445, 477
Presidential Address by the Duke of Northumberland, on the Shipbuilding Industry, 428
Erosion of Surface-Condenser Tubes, by Sir C. A. Parsons, 433*. See 482
Characteristic Energy Diagram for an Oil Engine. Marine Oil Engine Trials, by Prof. W. E. Dalby, 414*, 467*. See 445
Notes on the Design of Coasters, by J. D. Calder, 470*. See 446
Future of Sailing Vessels fitted with Auxiliary Motors, by Capt. C. Blom, 497*. See 446
Design and Construction of High-Speed Motor Boats, by D. NIcolson, 527*. See 447
Propulsion of Ships under Different Weather Conditions, bv J. L. Kent. 477
Notes on the Effect of Wind on Power and Speed, by H. J. R. Biles. 478
Ship Resistance Similarity, by Dr. E. V. Telfer, 479
Ship Wave Resistance, by W. C. S. Wigley. 479
Naval Architects and Marine Engineers,
American Society of. Investigation of the Behaviour and Strength of Riveted Joints under Load, by Commander E. L. Gay- hart, 209*
Construction. See Warships
Policy, United States, 33. See Erratum,
84. See LETTER, 648 Navigation, Aerial. See Aeroruiiffics — Echo Sounding Apparatus, 52
Fog-Signalling Equipment, Irish Lightship;
Diaphone, 8*. See 70 ; Explosives, 71* ;
Submarine Bell, 71* ; Wireless Beacon, 71*
Inland, Canals, Reduction of Closing Due to Ice and Repairs, 158
(River Ports, Arrangement, Equipment,
and Development, 157 Rove Tunnel, Rhone-Marseilles Canal, Opening, 522
Ship’s Course Recorder, Brewerton’s, 22*
Wireless Telegraphy in. See Telegraphy, Wireless
Navy, British. See H.M. under IFarsAips Estimates, Interpretation of One Power
Standard, 359. See LETTER. 590
United States. See United States under Warships
See also Naval; Warships; and PARAGRAPH INDEX
Neate, P. J., on Winding Oval Coils of Wire, 355*
Negretti and Zambra, Distance Thermometers, 280
“ Nelson,” H.M. Battleship, 524*
Neon Lamps, Relighting after Momentary Extinction, 532
New Brighton, Floating Landing Stage for Ferry Steamers, Reconstruction, 279*
New Oscilloscope Co., Ltd., Exhibits at Physical and Optical Societies’ Exhibition, 52
New York, Roosevelt-avenue, Double-Deck Bascule Bridge, 121*
New Zealand Government Railways, Wheel Lathe for, 149*
Oil Storage Depot, Foam-Type Fire Protection Equipment, 763*
Newcastle Meeting, Institution of Electrical Engineers, 768
Newcastle-on-Tyne Electric Supply Co., Ltd.,
North Tees Power Station, 758 Newcomen Documents, Recent Discovery, 138
Society, Trevithick and Rastrick’s Engine, by Mr. Titley, 138;
Newcomen Documents, by R. Jenkins, 138
Newton, Sir Isaac, Bicentenary, 114, 309, 361
Nickel-Chromium-Molybdenum Steels, Properties of, 629
Steels, Properties and Uses, 626
Iron Alloy, High Permeability, Mumetal, 626
and Nickel-Chromium Steels, Acl Range, 629
Nicolson, D„ on High-Speed Motor Boats, 527*. See 447
Nile, River, Railway Bridge at Dessouk, 96*
Non-Ferrous Metals. See Metals ; Metallurgy
North East Coast Institution of Engineers
and Shipbuilders, Analysis of Ship Speed Performances, by Dr. E. V. Telfer, 80. See LETTER, 101 ; Progress in Economy of Turbine Machinery on Land and Sea, by the Hon. Sir C. A. Parsons, R. J. Walker and S. S. Cook, 87*. See 109, 142, 237, 238, 271, 398 ; Economics of Ship- Model Tests, by G. S. Baker, 264 ; Loading and Unloading Facilities on Ships and on Land, by R. I. Dodsworth, 295
Notes from, 14, 45, 76, 107, 137, 169, 199, 231, 260, 292, 325, 357, 388. 421, 454, 486, 516, 549, 581, 610, 641, 673, 705, 735, 766. See PARAGRAPH INDEX
Tees Power Station, Newcastle-on-Tyne Electric Supply Co., Ltd., 758
Northern Alberta, Bituminous Sands, 571
Northrup Electric Furnace for Brass Melting, 314, 334*
Northumberland, Duke of, on the Shipbuilding Industry, 428
Norway, Oslo, Transport Arrangements, Granite Monolith, 87*
Notched-Bar Tests. See Tests (Materials) Notes on New Books. See Books and LITERATURE INDEX
See Cleveland.; North ; South H’esf; South Yorkshire ; Labour. See also PARAGRAPH INDEX
Noiiy Surface-Tension Apparatus, 23
Nuclear Theory, Dopes and Detonation, Internal-Combustion Engines, 147*, 182*, 210*
Nuts and Bolt Heads, Sizes of, 357, 618
Tapping Machine (A. de Fries G.m.b.H.), 321*

OAKDEN, J. O., on a Simple Transmission Dynamometer, 291
Obituary : (Moved to separate index)
Objectives, Microscopic, Recent Progress, 142
Ocean, Atlantic, Circulation in, 102
Oertling. L., Ltd., Portable Magnetometer, 53
Ohmmeter and Bridge, Combined, 68
Oil Burners, Incandescent Mantle, Irish Lightship, 70*
Coolers (Heenan and Froude, Ltd.), 194*
Engines. See Engines, Oil; Motor-Cars; Motor Boats; Tractors
Fields, Burmese, Distribution and Production, 49
Shallow, of Texas, 365
Fired Furnaces, CO2 in Flue Gases, 204, 269. See 151*
Fuel Burners (Laidlaw, Drew <fc Co.), 151*.
See LETTERS, 204, 269 for Domestic Heating, 738
Equipment. Todd System. S.S. “ Empress of Australia.” 773*. See 733*
Steel and Ferro-Concrete Tanks for
Storage, 241 Storage in Ports, 241
Filter Tank, Internal-Combustion Engines, 223*
Industries, Chemistry of (Review), 398
Lubricating, from Coal, Tests of, 665*. See 463
Laboratory Tests and Practical Results,
425, 435*. 457. See Erratum, 455. See LETTER, 679
Michell Viscometer for, 463 Oxidation of, 404, 425. 436, 463. See 396
Motors. See Engines, Oil; Motor Cars;
Motor Boats ; Tractors Production from Bituminous Sands, Northern Alberta, 571
from Coal, Tests of Lubricating Oil, 665* See 463
from Coal, Turner Low-Temperature
Carbonisation Process, 559* from Coal. Work of Greenwich Fuel
Research Station, 185. See LETTER, 269 Storage Depot, New Zealand, Foam-Type
Fire Protection Equipment, 763*
Switches. See Switch gear
Tank Steamer " Agwisun,” Salvage of, 240*
Tankers, Isherwood System of Construction,
Progress, 223 Tractors. See Tractors Transformer. Cooling Equipment, 722*
Testing Apparatus for, 67 See also Lubrication ; Petroleum
Opal Glass. Brittleness of, 779
Open-Hearth Furnace. See Furnace Operational Calculus and Electric-Circuit Theory (Renew), 281
Optical Apparatus, Irish Lightship ” Albatross,” 69*. See 7*
Physical and Optical Societies’ Exhibition, 21*, 51*
Glass. See Glass
Grinding Material, Sira, 81
Society, Exhibition of Apparatus, 21*, 51*, 67*. See Erratum, 106; Presidential
Address, by T. Smith, on Some Uncultivated Optical Fields, 245 ; Annual General Meeting, 245 : Contributions to the History of English Opticians, by Prof. M. von Rohr, 682; Huygens’ Principle and the Phenomena of Total Reflection, by Prof. C. V. Raman, 706
Systems, Graphical Study of, 245 Testing, Interference Methods, 112*
Opticians, English, History of, 682
Optics, Huygens’ Principle and Total Reflection, 706
Lens Design, Hamilton’s Characteristic Functions, 245
Lenses, ^Iodern Manufacturing Methods, 81,
Recent Progress in, 81,112*, 141 Ore Extraction Processes, Progress in, 555
Manganese, Sources and Production, 576*, 614. See 586, 606
Orel Photographic Surveying Apparatus, 64*
Organic Chemistry. See Chemistry
Orkney Islands, Salvage Operations, Ex-
German Battle Cruisers, 741*
Ormandy, Dr. W. R., on Lubrication, 403. See 395,425,457,403
“ Oropesa,” S.S., Propulsion under Different Weather Conditions, 477
“ Oroya,” S.S., Propulsion under Different Weather Conditions, 477
Oscillations, Electric. See Valves, Thermionic ; Telegraphy, Wireless ; Telephony, Wireless
Oscillograph Records, Pressure Rises, Earths and Short Circuits on Electric Railway Track, 153*. See 56*
Oscilloscope, Elverson, Physical and Optical Societies’ Exhibition, 52
Oslo, Transport Arrangements, Granite Monolith, 87*
Ottawa Parliament House, Carillon for, 419
Oval Coils of Wire, Method of Winding, 355
Oven, Baker’s, Explosion of, Report, 24
Coke See Coke Ovens
Overall Non-Skid Chain for Pneumatic Tyres, W.D. Type Six-Wheeled Lorry, 339*. See 331, 370*
Overhead Cranes. See Cranes
Runways and Manufacturing Methods,
H. Morris, Ltd., 572*. See 380*
Overseas Trade Department, Report on Industrial and Economic Conditions in China, 18 ; Report on Financial and Commercial Situation in Austria, 48; Report on Economic and Industrial Conditions in France, 265; Report on Economic and Financial Situation in Palestine, 424; Report on Economic Situation of Denmark, 770
Oxford, Board of Education, Summer Courses, 334
Oxidation of Lubricating Oils, 404, 425, 436, 463. See 396
Oxidisation Process, Chemag, Iron and Steel, 163
Oxy-Acetylene Welding. See Welding
Oxygen and Arsenic, Effect on Copper, 298, 306*
Manufacture, Electrolytic Plant, Knowles, System, Pierrefltte, France, 480*, 510*

P

PABEN Gauge Glass, Water-Level Indicators, 355*
Packings, Metallic, Britimp System, for Piston Rods and Turbine Shafts, 403*
Paint, Luminous, Radioactive, Theory of Luminescence, 783
Manufacturing Plant, Oil, Chemical and Colour Trades Exhibition, 772
Standard Specification, 246
Palestine, Economic and Financial Situation in, Report, 424
Panama Canal, Annual Report, 710
Panel Planing and Thicknessing Machine, 547*
Panton, W. and C., Belt Conveyor for Box Lowering, 195*
Pape and Bennison, Paben Gauge Glass, 355*
Paraffin Engines. See Engines, Oil
Tractors. See Tractors
Parker Process, Low-Temperature Carbonisation, Large-Scale Operation, 391. See LETTER, 463
Parkinson, J., and Son, Sunderland Gear Planing Machine for Double-Helical Wheels, 670*
Parliament House, Ottawa, Carillon for, 419
Parr, Prof. S. W., on Embrittlement of Boiler Plates, 675
Parsons, C. A., and Co., Ltd., Heaton Works, 758
Parsons Oil Engine Co., Ltd., Ship’s Auxiliary
Lighting and Pumping Set, 290*
Parsons. Sir C. A., on Progress in Steam Turbine Economy, 87*. See 109, 142, 237, 238, 271, 398; on the Erosion of Condenser Tubes, 433*. See 428
Turbines. See Turbines, Steam; Marine Propulsion
Paschen Galvanometer (Cambridge Instrument Co., Ltd.), 634*
Passenger Steamers. See Steamers
Traffic Facilities, London Suburban, Reports, 263
Patent Record, 62*, 215*, 278*, 472*, 534*, 658*, 690*, 752*, 784*. See PATENT
RECORD INDEX
Paterson, C. C., Physical Studies in Lamp and Valve Manufacture, 252*
Paterson Engineering Co., Ltd., Water Purification Plant, South Staffordshire Water Works Co., 543*, 630*. See 473*
Patteson, W., the Late, 239
Paving Blocks, Road, Rubberphalte, 732
Payman, Dr. W., Investigations of Pressure
Waves from Explosives, 58*. See 728*
Payment of Labour. See Labour
Peak Voltages, Instrument for Measuring, 52
Pearlitic Cast Iron, Advantages of, 625
Pearson <fe Thomas’ Gas Circular, 53
Pedersen’s Bridge Frequency Measurement, 68
Pelton Wheels, 3,300-h.p., Le Baton Power
Station, France, 539*
Seewer Governor for, 317*
Permanent Way, London Underground Railways, Electrical Track Equipment, 56*, 90*. 122*, 153*
Perth, Western Australia, Water Supply and Sewerage, 440
Petersen Coils, Earth Fault Protection, Power Transmission Lines, 724*
Petrol Manufacture, Cross Cracking Process, 379
Motors. See Aeronautics ; Engines, Petrol;
Motor Cars ; Motor Boats ; Tractors
Tanks, Foam-Type Fire-Protection Equipment, 763*
Tractors. See Tractors
Petroleum Fields, Shallow, of Texas, 365
Storage Depot, Foam-Type Fire-Protection Equipment, 763*
Petroleum Technologists, Institution of, Burmese Oilfields, by Dr. L. D. Stamp, 49 ; Low-Temperature Carbonisation and Oil Production from Coal, by Dr. C. H. Lander, 185. See LETTER, 269; Shallow Oilfields of Texas, by Dr. A. Wade, 365
See also Oil; Engines, Oil
Philadelphia Suspension Bridge, Investigations on Strength of Struts, 296 ; Theory of Design, 365, 506*. See 554
Phillips, R. W. L., on Domestic Electric Supply and Methods of Charging, 678
Philosophical Society, Greenock. See Greenock
Phipps, F. R., the Late, 44 Phosphor-Bronze Hairsprings, Manufacture and Properties, 439. See 345
Phosphorus-Iron Alloys, Constitution of, 586, 687*
Photo-Electric Cells, Use with Feeble Light Sources, 616
Photographic Lenses, Large Aperture, 141
Negatives, Measurement of Density, 52*
Surveying, Ground and Aerial, German Methods, 63*, 185*
Photography of Pressure Waves from Explosives, 59*. See 728*
Photometer, Radioactivity, X-Ray Investigations of Crystals, 771
Photomicrographs. See Microphotographs
Physical Apparatus, Physical and Optical Societies’ Exhibition, 21*, 51*, 67*. See Erratum, 166.
at Royal Society Conversaziones, 462, 585, 616, 634*, 771. See Erratum, 672
Chemistry. See Chemistry Laboratory. See National Physical

Physical Society :

Exhibition of Apparatus, 21*, 51*, 67*. See Erratum, 106
Capacitance Bridge of Wide Range and a New Inductometer, by A. Campbell, 134
Principle Governing the Distribution of Current in Systems of Linear Conductors, by Dr. F. Wenner, 134*
Electrical Polarisation in Selenium Cells and Effects of Dessication, by Dr. A. O. Rankine and J. W. Avery, 212
Synchronous Alternating-Current Motors and Mechanical Vibrating Systems Maintained by Thermionic Valves at the Frequency of the Vibrating System, by T. G. Hodgkinson, 212
Physical Problems Connected with Apple Transport, by Dr. E. Griffiths, 212
Measurements of Absorption Coefficients of Light Filters, by Dr. G. M. B. Dobson and I. O. Griffith, 532
Comparison of the Behaviour in Thermal Diffusion of Nitrogen and Carbon Monoxide, and of Nitrous Oxide and Carbon Dioxide, by Dr. T. L. Ibbs and L. Underwood, 532
Relighting of a Neon Lamp when Momentarily Extinguished at Voltages below the Striking Potential, by R. S. Nimmo, 532
Electricity of Dust Clouds, G. B. Deodhar, 533
Acoustical Experiments with a Mechanical Vibrator, by Dr. E. Mallett, 679
Stationary-Wave Method of Measuring Sound Absorption at Normal Incidence, by Dr. E. T. Paris, 679
Ball-and-Tube Flow-Meter Suitable for Pressure Circuits, by J. H. Awbery and Dr. E. Griffiths, 679
Theory of Luminescence in Radioactive Luminous Compound, by J. W. T. Walsh, 783
Distortion of Resonance Curves of Electrically-Driven Tuning Forks, by Dr. E. Mallett, 783
Physical Studies in Lamp and Valve Manufacture, 252*
Physics, Activation of Hydrogen in Electric Discharge, 245
Alpha Rays and Atomic Structure, 375*,
409*, 460*, 492*
Colour Measurement, Guild Colorimeter, 21*
Crystal Growth, Supersaturated Liquids, 614
Crystallisation of Common Things, X-Ray Investigations, 128*
Collected Papers of Sir J. Dewar (Review), 598
Electric Discharge, Tungsten Electrodes in Argon,462
Flame Temperatures,Spectroscopic Measurement, 616
Gas Analysis, Use of Piezo-Electric Oscillations, 616
Hauksbee Early Electrical Machine, Demonstration, 69
Heat Radiation Measurement, Quick-Acting
Bolometers, 616
Huygen’s Principle and Total Reflection, 706
Institute of, Annual Meeting, 618
Light Filters, Measurement of Absorption
Coefficients, 532
Work of Sir Isaac Newton, 309. See 114,361
Lubrication, Molecular Aspects, 395, 403, 425, 457, 463 Nature of Electricity, 361
Phenomena of High-Frequency Currents, 522
Photo-Electric Cells, Use with Feeble Light Sources, 616
Smoke and Dust as Aerial Disperse Systems, 173
Thermal Diffusion of Gas Mixtures, 532 Work of Robert Boyle, 111 — of Volta, 266. See 673
-See also Physical Society and PARAGRAPH INDEX
P.I.V. Gear Syndicate, Ltd., Variable-Speed Gear, 224*
Picken, W. J., on Liquid-Cooled thermionic Valves, 717*
Pictures, Cleaning and Restoration, 644
Piecework Systems. See Labour
Pierrefltte, France, Electrolytic Hydrogen Plant, 480*, 510*
Piezo-Electric Oscillations, Use in Gas Analysis, 616
Pig-Iron Prices. See Metal-Price Diagrams Piles, Bearing Power of, 486
Foundations, Bridges, Watford Branch, Metropolitan Kailway, 486
Pinions. See Gears; Gearing; Marine Propulsion
Pipe Expansion Joint, Luc-Denis, 37*
Line, Concrete, Vannes, France, Rapid Destruction, 615
Construction, Bombay Water Supply, 274 Le Baton Hydro-Electric Plant, 538*
Service, for Gas Supply, 778
Steam. See Steam Pipes
See also Tubes
Piston Friction, Effects of Lubrication, 435*. See 426, 679
Rings, Petrol Engine, Standard Specification, 735
Rods, Britimp Metallic Packing, 403*
Pit Props, Steel Tubular, Use of, 277 Pitting. See Corrosion
Pittsburg, International Conference on Bituminous Coal, 462
Planing Machine. See Machine Tools
Planisphere, Astrological, Queen Elizabeth’s, 585
Plant and Machinery, Rating of, 41, 48, 172
Plates, Boiler, Causes of Embrittlement, 675
Steel, Prices. See Metal-Price Diagrams
Thick, Circular, Elastic Deflection of, 343*, 407*. See LETTER, 494
Plough, Motor. See Tractor
Plug and Socket, Mining Type, for Cable Connection, 196*
Pneulec, Ltd., Sand-Mixing Machine, 196*; Hydraulic Testing Machine, 197*
Pneumatic Separator, Birtley, Coal-Cleaning, 755*
Tyres, Motor-Car, Motor-Driven Pump for Inflating, 656*
Motor Vehicles, Dunlop Self-Clearing Tread, 339*
Overall Non-Skid Chain for, W.D. Type,
Six-Wheeled Lorry, 339*. See 331, 370*
V. P., for Motor Vehicles, 339*
See also Compressed Air ; Air Compressor
Poles, Steel-Lattice, Bavarian Power Transmission Lines, 692*
Political Levy by Trades Unions, Test Case, 111
Pollock, J. Sons <fc Co., Ltd., Results -with Star Contra-Propeller, S.S. “ Vikingstar,” 333*
Pollution, River, Suggested Central Authority, 203
Polytechnic. See Education
Poplar Electric Power Station, 513*
Porcelain Ball Mill, Coal Grinding, Birmingham University, 757*
Porritt, B. D., on Rubber for Chemical Engineering, 378
Porter, J. P., on Bridge Foundations, Watford Branch of Metropolitan Railway, 486
Port, Ango-Ango, Belgian Congo, 230
of Calcutta, King George’s Dock, 503*, 567*.
659* ; New Entrance Lock, Kidderpore Docks, 660. See 504*
Cargo-Handling Equipment, 295
Charges, Report of Committee on, 295
Fishing, Design and Equipment, 189
of London, Annual Report, 421
Oil Fuel Storage at, 241
River, Arrangement, Equipment and Development, 157
South African, Report, 521
Portable Engine. See Engine
Machine Tools. See Machine Tools
Portland Cement. See Cement
Portsmouth Gas Works, Results and Costs, 777
Position Indicator, Distant, for Tank Floats, etc. (Evershed and Vignoles, Ltd.), 21*
Post Office Telephones, London Area, Development, 142
Wireless Beam Stations, Grimsby and Skegness, 354*. See 652*
Potentiometer. See Electric
Potter, R. B., on Pulverised Fuel for Boiler Firing, 40
Potteries, Ford, Visit of Institution of Elecr trical Engineers, 759
Pottery, Colouring Agents for Glazes, 710
Powders, Theory of Fine Grinding, 483
Powdered Coal. See Pulverised Coal
Power Alcohol. See Alcohol; Motor Fuels
Electric, Distribution, Methods and Capital Costs, 678. See 737
Domestic Supply and Methods of Charging, 678
Generation and Distribution on Warships, 683*,716,749*. See 489
High-Tension Three-Phase, Method of Measurement, 723*
Long-Distance Transmission, Baum System, 738 n
Factor Measurement, Reflecting Dynamometer for, 68
Gas. See Gas ; Engines, Gas ; Producers Hammer. See Hammer under Machine •
Tools
P767S’ Hydro'Electrlc’ Czechoslovakia,
Hydro-EIcctric, France, Development, uOu
Hydro-Electric, Lc Baton, France, 538»
Hydro-Electric, Lilia Edet, Sweden
Lawaczeck Turbines, 449* • Tests nf
Kaplan Turbine, 599* ’ 1
Hydro-Electric, River Guadalquivir 164
Hydro-Electric, Spullersee and Ruetz,
Arlberg Railway Electrification, 783
Hydro-Electric, Walchensee. See Bavarian Electric Power Scheme
for Locomotive Steam Cranes, 60
See a'so Power Stations ; Power, Water ; Sub-Stations
Press. See Press under Machine Tools Production Alcohol for. See Alcohol
Motor Fuels
Power. Production, Steam, Use and Economy of High Pressures, 88*, 98,109,117*, 149*. 236, 271, 668, 694. See 142, 326, 398, 734, 766
and Utilisation in Collieries, 11 and Utilisation, Efficiency of, ‘25 and Utilisation, Gas Works, 146
for Ship Propulsion. See Marine Propulsion ; Ship Resistance
Stations, Electric, Advantages of High Steam Pressures, 88*, 98, 109, 117*, 149*, 236, 271, 668, 694. See 142, 326, 398 734, 766
Electric, Advantages of Pulverised Fuel, 40, 668, 694
Electric, Automatic Control of Sub- Stations, South African Railways, 11*
Electric, Central Scotland Electricity Supply Scheme, 584, 636*
Electric, Deptford, Extensions of, 666
Electric, Effect of Recent Developments on Economy, 668, 694. See 737
Electric, in Germany (Review), 281 Electric, Langerbrugge High-Pressure, 100
Electric, Methods of Increasing Efficiency, 668, 694. See 737
Electric, North Tees, 758
Electric, Output and Fuel Consumption, 677
Electric, Poplar, 513*
Electric. Progress in Turbo-Generators,
88*, 109, 115*. See 142, 398 Electric, Steam-Pressure Regulation (Review), 493
Electric, Stourport, Shropshire, Worcestershire and Staffordshire Electric Power Co., Ltd., 701*
Electric, Treforest, South Wales Power Co., 595*
Electric, Valley Road, Bradford, Condensing Plant, 125*, 161*; Super-
Pressure Turbo-Generator, 254, 668. See 694
Electric, Willow Holme, Carlisle, 685*
See also Power Plants ; Sub-Stations Supply, Electric, in Bavaria, 691*, 722*
Electric, Central Scotland Scheme, 584, 636*
Electric, in Germany (Review), 281
Electric, Standardisation, 140 Transmission, Electric, Characteristics of
Circuits (Review), 541
Electric, High-Tension Outdoor Sub- Station, Jeanne Rose, France, 32*
Electric, Super-Tension Cables, 110
Lenix Belt-Tightening Gear. Sand fields Pumping Station, 473*. See Erratum, 526
Lines, Bavarian Electric Power Scheme, 692*
Lines, Earth Fault Protection, Petersen Coils, 724*
Multiple Rubber Belt, Allis-Texrope Drive. 246*
See also Gearing ; Marine Propulsion Water, Austria, Arlberg Railway Electrification, 783
Bavarian Electric Power Scheme, 691* 722*
Czecho-Slovakia, Development, 707
Efficiency of, 25
France, Development of, 553
River Guadalquivir, Development of, 164
Sweden, Lawaczeck Turbines, Lilia
Edet, 449* ; Tests of Kaplan Turbine, 599*
See also Hydraulic; Power Plants,
Hydro-Electric; Pelton Wheels; Turbines,
Hydraulic Prague Fair, 393
Meeting, Ceramic Society. See Ceramic Society
Prandtl, Prof. L., on Vortices in Fluids of Small Viscosity, 627*. See 613, 648, 707
Nadai Theories, Stress Distribution in Shafts, 771*
Pratt <fe Whitney Co., Jig Drilling and Boring Machine, 352*
Premium System. See Labour Presidential Address to Incorporated Municipal
Electrical Association, by R. W. L.
Phillips on Domestic Electric Supply and Methods of Charging, 678
to Institution of Chemical Engineers, by Sir F. Nathan, on Industrial Development and the Chemical Engineer, 363
to Institution of Gas Engineers, by J. Wilkinson, on the Gas Industry, 739
to Institute of Metals, by Sir J. Dew- rance on Bronze Founding and Corrosion, 297
to Institution of Naval Architects by the Duke of Northumberland, on the Shipbuilding Industry, 428
to Iron and Steel Institute, by F. W. Harbord, on the Iron and Steel Industry, 553 ,
to Optical Society, by T. Smith, on Uncultivated Optical Fields, 245
to Royal Meteorological Society, by Sir G. Walker, on the Atlantic Ocean, 102
Presses and Press Work. See Machine Tools Pressure-Boosting Equipment, Electrolytic
Hydrogen Plant, 510*. See 480* Recording Manometer, Coal-Dust Explosions,
Buxton Experimental Station, 729
Regulator, Heat-Extraction Steam Engines (Galloways, Ltd.), 76*
Static, Air in Motion, Measurement, 243*
Steam, Automatic Regulation (Review), 493
Waves from Explosions, 58*. See 728*
Price, R„ and Sons, Universal Hack-Sawing Machine, 715*
Prices of Metals. See Metal-Price Diagrams Priestman-Atkinson System, Remuneration of
Labour, 721
Printing, Illumination and Efficiency in Typesetting, 164
Prints, Cleanihg and Restoration. 644 Producer-Gas Engine. See Engines, Gas
Wollaston, and Boiler Combined, Tests of. 431*
Profit Sharing. See Labour
Propellers Marine, Multiple Hydraulic Jack for Starting, 485*
See also Contra-Propeller Type Turbines, Lawaczeck, Lilia Edet,
449* ; Tests of Kaplan Turbine, 599*
Props, Pit, Steel Tubular, Use of, 277
Propulsion of Ships. See Marine Propulsion ; Engines ; Turbines; Propellers ; Ship Resistance
Protective Coils, Petersen, Earth Faults in Power Transmission Lines, 724*
Relays, Standard Specification, 421
Pulley Blocks, Manufacture, Works of H. Morris, Ltd., 311*, 380*, 572*, 661*
Pullin, V. E., on Uses of X-Rays, 676
Pullman Dining Cars, International Sleeping Car Co., Ltd., 144*
Pulsometer Engineering Co., Ltd., Diaphone Fog-Signalling Apparatus, 8*. See 70; Geryk Vacuum Pump, 52. See Erratum, 106
Pulverised Fuel, Automatic Weighing Machine for, 755*
Electric Power’Stations, Advantages, 40, 668, 694
Equipment, Lopulco System, Poplar Power Station, 514*
Plant, Experimental,'Birmingham University, 755*
Pulveriser, Coal, Usco, 226*
Pulverising and Grinding Plant, Oil, Chemical and Colour Trades Exhibition, 772
Pump, Air, Motor-Driven, for Motor-Car Tyres,! 656*
Sec also Air Compressors Centrifugal, Boiler Feed, Turbine-Driven*
(Rees Roturbo Manufacturing Co., Ltd.), 192*
Circulating Water, Deptford Power Station, 667*
Double Entry (Lee, Howl and Co., Ltd.), 225*
Fluid Flow in, Investigation by Electric Equipotential Lines, 178*. See 707
Three-Stage Turbine Type, Sandfields Pumping Station, 474*
Vertical-Spindle, Well Type, Sandfields Pumping Station, 474*
Fuel, Avance Motor Tractor, 605*
Injection, Kitson-Still Internal Combustion Locomotive, 500*
Oil-Engine-Driven, Ship’s Auxiliary Set, 290*
Rotary, Oscillating-Piston, the Corma, 74* Vacuum, Geryk Rotary, 52. See Erratum, 106
Variable Stroke, Hele-Shaw Beacham Type, for Hydraulic Testing Machine, 383*. See Erratum, 512
Pumping Station, Sand fields. South Staffordshire Waterworks Co., 473*, 543*. 630*. See Erratum, 526
Purification of Sewage. See Sewage of Water. See TFater

Q

QUANTITIES, Civil Engineering (Review), 726
Quartz, Fused, Use for Thermionic Valve Envelopes, 718*
Sands, Variation of Specific Gravity in Grinding, 483
Quays and Breakwaters, Reports to Navigation Congress, 190, 241
Quenching of Steel. See Heat Treatment under Metallurgy
Quicksilver. See J/ercury and Metal-Price Diagrams

R

RACING Motor Boats, Design and Construction of, 447, 527*
Radial Drill. See Drill under Modhwe Tools
Radiation, Heat, Measurement, Quick-Acting Bolometers, 616
from Steam Pipes, 1*. See LETTER, 85
Solar, Application of Carnot’s Theorem, 25
Radiators, Motor Car, Heat Transmission, 374
Radio Communication Co., Ltd., Wireless Equipment, Irish Lightship, 71*; Direction-Finding Apparatus, 131
Radioactive Luminous Compounds, Theory of luminescence, 783
Radioactivity, Alpha Rays and Atomic Structure, 375*, 409*, 460*, 492*
Photometer, X-Ray Investigations of Crystals, 771
Radiotelegraphy. See Telegraphy, Wireless Radiotelephony. See Telephony, Wireless Rail Bonding, London Underground Railways,
57*
Steel, Conductor, Electric Railways, Composition and Resistance, 56*;
Corrosion and Wear, 90* ; Snow and Ice Removal, 92; Pressure Rise due to Earths and Short Circuits, 56*, 153*
Prices. See Metal-Price Diagrams Sorbitic, Advantages of, 626
Railless-Electric Omnibuses, Field-Control Governor for, 75*
Railroad. See Railway
Railway Axle-Box Bearings, Monometer Die- Casting Machine for, 258*
Buenos Aires Great Southern, 2-8-0 Type Three-Cylinder Locomotive, 124*
Bridge. See Bridge
British, Passenger and Goods Statistics, 26
Canadian National, Motor Train for, 762*.
See 609*
Pacific, S.S. “ Empress of Australia,” Reconditioning. 733*, 772*
Carriage. See Carriage
City and South London, Enlargement of Tunnels, 384
Colombian Trunk, Progress, 165
Railway Construction in Turkey, 673 — Egyptian State, Dessouk Bridge, 96*
Electric, Comparisons of Earthed and Insulated Returns, 56 - London Underground, Electrical Track Equipment, 56*, 90*, 122*, 153*
Steel Conductor Rails for, Composition and Resistance, 56* ; Corrosion and Wear, 90* ; Snow and Ice Removal. 92 ; Pressure Rise due to Earths and Short Circuits, 56*. 153*
Electrification, Austria, Hydro-Electric Power Plants, 783
French, Pullman Dining Cars for, 144* German State, Electrification, Power Supply, 691*, 724*
Locomotive. See Locomotive
London, Brighton and South Coast, Preservation of Locomotive “ Gladstone,” 302
Midland «fe Scottish, Traffic Control, 645. See 643
Suburban, Suggested Improvements, 263
Madras and Southern Mahratta, Carriage Traverser for, 132*
Metropolitan, Watford Branch, Bridge Foundations, 486
Motor Carriage. See Carriage
New Zealand Government, Wheel Lathe
for, 419*
Palestine, Development, 424 Rolling-Stock. See Carriages; Locomo
tives ; Wagons
Signalling. See Signalling South African, Electrification, 521
African, Report, 520
African, Supervisory Control, Sub-
Stations, 11*
Street. See Tram n ays
Sydney Metropolitan, Electrification. 284*
Traction, Diesel-Electric System, Diesel
Engines for (W. Beardmore and Co., Ltd.) 608*, 760*
Tube. See Underground
Underground. See Underground
Wagons. See Wagons
Wheel Lathe, Electrically Controlled, 419*
Working, Efficiency of, 26
and Traffic Control, 645. See 643
See also PARAGRAPH INDEX Rainfall, East Kent, and Early Water Mills, 704
and Run-off Indian Hill Catchments, 5; United States, 350* ; Flow Measurements, River Severn, 427
Variability of Monthly Average, 246 Rainstorms in the United States, 347*
Ramsay, A., on Systems of Remuneration, 721
Rankine Cycle, Efficiency Chart for. 650
Ransome, A., and Co., Ltd., Panel Planing and Thicknessing Machine, 547*
Ransomes and Rapier, Ltd., Traverser for Railway Carriages, 132*
Rastrick <fc Trevithick’s Engine, Notes on, 138 Rating of Machinery and Plant, 41, 48, 172
of Oil Circuit-Breakers, 623
Rays, Rdntgen. See Rdntgen Reactions, Chemical. See Chemistry
Reavell, W., and Co., Ltd., Motor-Driven Tyre-Inflating Pump, 656*
Recalescence Curves. See Metallurgy
Record Electrical Co., Ltd., Combined Bridge and Ohmmeter, 68
Recorder, Pressure, Coal-Dust Explosions,
Buxton Experimental Station, 729*
Ship’s Course, Brewerton’s, 22*
Syphon, High-Speed, for Wireless Telegraphy, 652*. See 354
Recording Dynamometer. See Dynamometer
Reducing Valve, Remote Control, Bleeding Steam from Turbines, 322*
Reduction Gears. See Gears; Marine Pro
pulsion; Motor-Car Details Reefing Mills, Roller Bearings for, 465*
Rees Ruturbo Manufacturing Co., Ltd.
Turbine-Driven Boiler-Feed Pump, 192
Rees, W. J., on Indian Sillimanite, 651
Reeve, Dr. L., on Blast-Furnace Reactions, 564*. See 585
Reflection, Total, Phenomena of, and Huygens’ Principle, 706
Refractory Materials, Analysis of, 291
Behaviour under Stress at High Temperatures, 651 See 67*
Fireclay, Firing Properties, 651
Gas Industry, Report on, 778
Testing Machine for High-Temperature
Tests, 67*. See 651 Uses of Indian Sillimanite, 651
Work of Research Association, 709
Refrigerating Plant for Butchers (Lee, Howl and Co., Ltd.), 225*
Twin-Cylinder Ammonia Compressor
(Lee, Howl <fc Co., Ltd.), 225
Refrigeration, Cold Storage of Fruit, Reports 408
Solid Carbon Dioxide, for, 372 See also Cold Storage
Refrigerators, Ammonia Flow in, Ball-and-Tubc Meter, 679
Electrolux, Pumpless Ammonia-Absorption Type. 579*. See 610
Regenerative Furnace. See Furnace
Registry, Shipping, Work of British Corporation, 266
Regulation, Automatic, of Steam Pressure (Review), 493
Home Office, Guarding of Milling Machine Cutters, 521
Safety, Electrical Installations, 140
Regulator, Bleeding Steam from Turbines, A.E.G. System, 322*
Pressure, for Heat-Extraction Steam Engines (Galloways, Ltd.), 76*
Reheating Furnace. See Furnace Reinforced Concrete. See Ferro-Concrete
Relays, Protective, Specification, 421 *Roma Grinding Mill for Coal, etc., 772
Remsen, Prof. I., the Late, 355
Remuneration of Labour. See Labour Repeated Stresses. See Alternating Stress under Tests (Materials)
Repeater, Distant, for Tank Floats, etc. (Evershed and Vignoles, Ltd.). 21*
Report, Advisory Council, Scientific and Industrial Research Department, 411. See 519
Aeronautical Research Committee, Wing Flutter, 173; Hot- Wire Anemometer and Wind-Direction Indicator. 184; Aero Engine Crankshaft Investigations, 240
Atmospheric Conditions in Collieries, Industrial Fatigue Research Board, 290
Corrosion of Metals, 458
Bituminous Sands of Canada, 23

(Boiler Explosion Inquiries, 24, 751

Failures, Manchester Steam Users’ Association, 552
British Trade in India, 30
Chamber of Shipping, on Economic Position of Shipping, 245
Civil Aviation, Progress of, 520 Cleaning and Restoration of Museum Exhibits, 644
Cold Storage of Fruit, 408 Committee on Dock Charges, 295
Department of Glass Technology, Sheffield University (Review), 281
Dopes and Detonation in Internal-Combustion Engines. 147*, 182*. 210*
Economic and Industrial Situation in China. 18
and Financial Situation in Palestine, 424 and Industrial Conditions in France, 265 Situation of Denmark, 770
Electrical Industry, British Electrical and Allied Manufacturers’ Association, 234. See 427
Financial and Commercial Situation, Austria, 48
Fuel Research Board, 94; Freem?n Multiple Retort, 230
Illumination and Efficiency in Type-Setting, 164
Industrial Conditions, United States and Canada, 423. See LETTER, 494
Efficiency, Committee on Industry and Commerce, 233
Inflammation of Coal Dust, Safety in Mines Research Board, 708
London Street Accidents, 264 — Suburban Passenger Traffic Facilities, 263
Marine Oil Engine Trials, Indicator Gear, M.S. “ Cape York.” 243*
National Illumination Committee. 647 Panama Canal, 710 Port of London, 421
Rating of Machinery and Plant, 41, 48. 172
Royal Agricultural Society, 24
Scientific and Industrial Research Department, 410. See 519
Stone Preservation, Building Research Committee, 597*
Support of Underground Workings, Safety in Mines Research Board, 277
Susceptibility to Accidents, Industrial Fatigue Research Board, 79
Unemployment Insurance, 202 Wing Flutter in Aeroplanes, 173
See also Board of Trade
Research, Alloys of Iron. See under Iron and Steel Institute
Association, British Electrical and Allied Industries, Work of. 203, 709
Cast Iron, Work of, 200, 709
Cotton Industry. Shirley Institute
Memoirs (Review), 636 Industrial, Work of, 708
Non-Ferrous Metals, Exhibition, 386;
Report on Atmospheric Corrosion of Metals, 458 ;
Need for Support, 677 ; Work of, 709
Board, Fuel, Report, 94 ; Freeman Multiple
Retort, 230 ; Investigations of Behaviour of Coal on Heating, 708
Industrial Fatigue. Report on Susceptibility to Accidents, 79 ; Investigations of Illumination and Efficiency in Typesetting, 164 ; Report on Effect of Atmospheric Conditions in Collieries, 290; Investigations on Rest Pauses, 522 - Safety in Mines, Report on Pressure Waves from Explosives, 58* : Report on Support of Underground Workings, 277 ; Report on Inflammation of Coal Dust, 708 ; Buxton Experimental Station, 728*
Committee, Aeronautical, Report on Wing Flutter, 173; Report on Aero Engine Crankshaft Investigations, 246
Building, Report on Stone Preservation, 597*
Department of Glass Technology, Sheffield University (Review), 281
Scientific and Industrial. Tests on Diffusing Glassware for Electric Lamps, 164 ; Annual Report, 410. See 519; Report of Advisory Council, 411. See 519; Report on Cleaning and Restoration of Museum Exhibits. 644 ; Work of Industrial Research Associations, 708
Woolwich, Investigations on Penetration of Mild Steel by Brazing Solder, 341*. Sec 316 : Investigations on Hairsprings, 439. See 445 ; Investigations on Inverse Segregation, 370*, 405*. See 346 ; Uses of X-Rays, 676
Dopes and Detonation in Internal-Combustion Engines, 147*, 182*, 210*
Food Investigation Board, Report on Cold Storage of Fruit, 408
Fuel, Caking Power of Coal, 751 — Coal-Treatment Laboratory, Birmingham University, 753*
Laboratories, Brown-Firth. Investigations of Heat-Resisting Steels, 602, 653
Hydraulic, European (Review), 220 — Wembley, General Electric Co., Ltd.,
Investigations on Lamp and Valve Manufacture, 252* ; Exhibits at Royal Society Conversaziope, 616
Scholarships, Manchester Municipal School of Technology, 558
Scientific and Industrial, Organisation of, 519. Sec 410
Research on Silicates, Brno Institute of Technology, 652
Station, Colliery, Buxton, Investigation of Pressure Waves from Explosives, 58* ; Equipment of Station, 728*
Fuel, Greenwich, Work of, 185. See LETTER, 269; Vertical Retort for Low- Temperature Carbonisation, 484*; Investigations on Behaviour of Coal on Heating, 708
Theory of Fine Grinding, 483
Work, Ricardo Variable-Compression Engine
and Dynamometer, 638*
See also National Physical Laboratory
Reservoir, Maramsilli, India, Automatic Syphon Spillway, 206*
Water Storage, Biological Considerations, 508*
Supply, Cement Grouting Process, 699 Resistance, Electric. See Electric
of Ships. See Ship Resistance Welding. See Welding
Rest Pauses, Investigations by Industrial Fatigue Research Board, 522
Retarding Basins. See Miami Valley Flood- Protection Works
Retort, Multiple, Freeman, Low-Temperature Carbonisation, 230
Vertical and Horizontal, Portsmouth Gas
Works, Results and Working Costs, 777
Low-Temperature Carbonisation, Greenwich Fuel Research Station, 484*
Low-Temperature Carbonisation, Turner System, 559*
Reviews. See LITERATURE INDEX Revolution Counter, Brown and Sharpe, 530
Revolving Light, Irish Lightship “ Albatross,” 69*. See 7*
Reynold’s Theory of Lubrication, Model Illustrating, 426, 585
Reyrolle, A., and Co., Ltd., Exhibits at British Industries Fair, 196* ; Hebburn Works, 758
Rhodes, J., <fe Sons, Ltd., Power Press, 255
Rhone-Marseilles Canal, Opening of Rove Tunnel, 522
Ricardo, H. R., on Petrol Engine Development, 310 : Variable-Compression Engine and Dynamometer, 638*
Richardson, H., on Scarborough Water Works, 699
Richardson, Prof. O. W., Investigations of
Soft X-Rays, 616. See Erratum, 672
Riddle, Port ible Electric. Moulding Sand. 453
Rigid Airships. See Airships under Aeronautics Rings, Piston. See Piston Rings
Rio de Janeiro, Ferry Steamer “Imbuhy” for, 163*
River Guadalquivir, Hydro-Electric Power Stations, 164
Mersey Floating Landing Stage, New
Brighton, Reconstruction 279*
Miami, Ohio, Flood-Protection Works, 217*. 248*. 347*. 376*, 441*
Nile. Railway Bridge at Dessouk, 96* ^03^°n’ ^u^es^e(^ Central Authority,
Ports, Arrangement, Equipment and Development, 157
Severn, Flow Measurements, 427 Theory of Silt and Scour, 72
Rivet Dimensions, Standard Specification, 767 Heater, Electric (Holden and Hunt), 227*
Riveted Joints, Tests by United States Naw
Department, 209*
Riveting Box Girders, Avoidance of Twist, 664
Road Construction, Curves and Earthwork (Review), 711
Improvement and Building Development, 744
Locomotives. See also Motor; Tractor London, Co-Operation in Opening Up, 139
Maintenance. Cost per Ton Mile, 646
Paving Blocks, Rubberphalte, 732 ^390r’ Engine Driven, Leipzig Fair,
Scarifier and Grader, Svedala. with Avance Tractor, 606*
Traction, Railless Electric. See Railless Transport, Efficiency of, 27
in England. History of, 647. See 643
Maintenance Costs per Ton Mile, 646
Motor, London Street Accidents, 264 in Palestine, Development, 424
Proposed Road Traffic Bill, 393 Taxation of, 324
Roadless Traction, Ltd., Girder Track for Six-Wheeled Lorry, 370; Creeper-Track tractor, Launching Lifeboats, 620
Robb, H., Ltd., Irish Lightship “ Albatross,” 7*, 69*
Robertson, C. G., on Historv of Transport in England. 647. See 643
Robertson, F. S., Investigations of Soft X-Rays, 616. See Erratum, 672
Robertson, Dr. J. M., on Nickel-Chromium- Molybdenum Steels, 629
Robinson, Dr. H., Investigations of Pressure Waves from Explosives, 58*. See 728*
Robinson. T., and Son, Ltd., Two-Spindle Saw Bench, 223* : Tenoning Machine, 259* ; Grain Silos. Shredded Wheat Co., 712*
Robinson, W. P., on Highway Costs, 646
Robinson Wireless Direction-Finding Equipment, 131
Rogers, F. H., on Cross Cracking Process, 379
Roles, T., on Power Station Economy, 668.
See 694, 737 *
Rolled ^Sheets, Thin, Machine for Separating,
Roller Bearings. See Bearings Road. See Road Roller
Rolling, Cold, of Strip Steel, 603 Mills, Consett Iron Co.. Ltd., 759
Drives, Universal Coupling for, 466
Roller Bearings for, 465* ..Stock. See Carriages : Locomotives ; Wagons
Rontgen-Ray Apparatus (Schall <fe Son, Ltd.), 68
Diffraction by Crystals, 128*
Industrial Applications. 676
Investigations, Crystallisation of Common Things, 128*
Rontgen-Ray, Investigations of Crystals, Radioactivity Photometer, 771
Soft, Production from Various Metals,
616. See Erratum, 672 Roosevelt Avenue Bridge, New York, 121
Rope Drive, Allis-Texrope System, 246*
Wire. See IFire Ropes
Rosenhain, Dr. W„ Alloys of Iron Research, 744. See 586. 652, 687*, 781*
Rotameter Fluid-Flow Meters, 67
Rotary Engine. See Engine ; Aeronautics
Pump. See Pump
Rove Tunnel, Rhone-Marseilles Canal, Opening of, 522
Rowan Premium-Bonus System, 721
Royal Aeronautical Society. See Aeronautical
Agricultural Hall. See Exhibition — Society. See Agricultural Air Force Cadetships, 334 — Force, Estimated Expenditure, 328

‘’’Royal Institution :

Alpha Rays and Atomic Structure, by Sir E. Rutherford, 375*, 409*.'460*, 492* imperfect Crystallisation of Common
Things, by Sir W. Bragg, 128*
Smoke and Dust as Aerial Disperse Systems, by Dr. W. R. Gray, 173
Thunderclouds, by Prof. C. T. R. Wilson, 491
Collected Papers of Sir J. Dewar (Review), 598
Some Properties of Coke, by Prof. J. W Cobb, 621. See 740
Colouring Agents for Glasses and Glazes, by Sir H. Jackson, 710
Royal Mail Steam Packet Co., M.S. “ Alcantara,” 229*
Meteorological Society. See Meteorological
National Lifeboat Institution, Tractor for
Launching Lifeboats, 620 • Sanitary Institute. See Sanitary
School of Mines, Investigations on Atmospheric Corrosion of Metals, 458
Society of Arts. See Arts
Conversaziones, 585, 616, 634*, 771.
See Erratum, 672; Lister Centenary Conversazione, 462
Technical College, Glasgow, Report, 58
Rowntree and Co., Ltd., Profit-Sharing System,
Royer Mixing Machine Moulding Sand, 196
Rubber Belt Drive, Allis-Texrope System, 246*
Crystallisation of, X-Ray Investigations,! 30*
Mills, Magnetic Clutches and Safety Screw-Down Gear, 134*
Use in Chemical Engineering, 378
Rubberphalte Road-Paving Blocks, 732
Ruetz Hydro-Electric Power Station, 783
Rules, Safety, Electrical Installations, 140
Running Sheds, Locomotive, Organisation of,
afilkTraffic Control, 645 RunwaysK Overhead, and Manufacturing
Methods, H. Morris, Ltd., 572*. See 380
Russell, G. M., on Elastic Deformation of Thick
Plates, 343*, 407*. See LETTER, 494
Russian Glass Industry, Developments, 214
Rusting. See Corrosion
Ruston <fe Hornby, Ltd., Fuel Distributor for Oil Engines, 192*
Rutherford, Sir E., on Alpha Rays and Atomic Structure, 375*, 409*, 460*, 492*

S

SAFETY Code, National Electrical, United States, 141 in Mines Research Board. See Research Board,
Rules, Electrical Installations, 140
Sagar, J. <fe Co., Ltd., Woodworking Machinery, British Industries Fair, 227*
Sailing Ships with Auxiliary Motors, Suggested Design, 446, 497*
Efficiency of, 25
Sales Problem in United States (Review), 282
Salvage of Oil-Tank Steamer “ Agwisun,” 240*
Operations, Ex-German Battle Cruisers, Scapa Flow, 741*
Samuelson, E., the Late, 640
Sands, Bituminous, of Canada, Reports, 23. 571
Moulding, Pneulec-Royer Mixing Machine, 196*
Portable Electrie Riddle for, 453*
Particles, Air Lifting of, 483
Quartz, Variation of Specific Gravity in Grinding, 483
Sandfields Pumping Station and Water Purification Plant, 473*, 543*, 630*. See Erratum, 526
Sanitary Institute, Royal, Snell Prize, 206
Sauerman Scraper Conveyor, Self-Unloading
Gear, S.S. ” Valley Camp,” 695*
Saunders, H. L., on Blast-Furnace Reactions, 564*. See 585
Saws. See Machine Tools
Scapa Flow, Salvage Operations, Ex-German Battle Cruisers, 741*
Scarborough District, Geology of, 699
Meeting, Institution of Water Engineers. See Water Engineers Water Works, 699
Searifler, Road, with A vance Tractor, 606
Schall and Son, Ltd., Rontgen-Ray Apparatus, 68
Schenck, C., Testing Machine, Repeated-Bending Type, 212*
Schiff bau technische Gesellschaft, Space- Strength Problem in Ship Construction, by Dr. G. Wrobbel, 491
Schmaltz, F., G.m.b.H., Grinding Machines at Leipzig Fair, 301*
Schiniedel Box. Use in Sulphuric-Acid Manufacture, 364
Schneider <fc Co., High-Tension Outdoor Substation, 32*
Urbanek Svstem, Drop-Forging Hammer, 766*
Scholarships. See Education
Seholes Bomb Calorimeter, 499*
Schulp, M., Combined Cuff and Mushroom- Valve, Internal-Combustion Engines, 731*
Science and Art, Relative Importance, 613
Museum, South Kensington, Non-Ferrous Metals Research Exhibition, 386
Scientific Apparatus, Exhibition, Royal Society, Conversaziones, 462, 585, 616, 634*, 771.’ See Erratum, 672
Physical and Optical Societies’ Exhibition, 21*, 51*, 67*. See Erratum, 106
Instruments, Work of Research Association, 709 ’
Management. See B’orfo Management Research. See Research Societies. See Institutions Workers, National Union, Future of, 266
Scleroscope Tests. See Hardness under Tests* (Materials)
Scoble, Dr. W. A., on Reinforcement by Under- Stressed Material, 75
Scotland, Central, Electricity Supply Scheme, 584, 636*
Institution of Engineers and Shipbuilders in. See Engineers
Scott, Dr. A., Report on Cleaning and Restoration of Museum Exhibits, 644
Scour in Rivers, Theory of, 72
Scout Dike Reservoir, Barnsley Water Works, Cement Grouting, 699
Scraper Conveyor, Sauerman, Self-Unloading Gear, S.S. “ Valley Camp,” 695*
Screening Plant, Hum-mer, for Coal, Birmingham University, 754*
Screw-Cutting Lathe. See Lathe under Machine Tools
Down Gear, Safety, Rubber Calenders, 135* Propellers. See Propellers
Sea-Sled Type Motor Boats, Design and Construction of, 447, 528*
Searchlight Equipment of Warships, 685
Secondary Battery. See Accumulator under Electric
Schools and Education. See Education
Stresses in Structural Design, 201
Seewer Governor for Pelton Wheels, 317
Segregation, Inverse, in Allovs, Mechanism of, 346, 370*, 405*
Selenium Cells, Polarisation and Effects of Desiccation, 212
Selvey, W. M., Tests of Condensing Plant, Bradford, 125*, 161*
Senner, A. H., on Oil Fuel for Domestic Heating, 738
Sensible Heat Distillation. Ltd.,Tests of Lubricating Oil from Coal, 665*. See 463
Separating Machine, Thin Rolled Sheets, 512
Separator, Birtley, Pneumatic, Coal-Cleaning, 755*
Porous Ebonite, for Accumulator Plates, Wilderman System, 106
Spiral Type, for Coal Cleaning, 755*
Severn, River, Flow Measurements, 427
Service Aviation. See Aeronautics
Pipes for Gas Supply, 778
Sewerage, Perth, Western Australia, 440
“ Seydlitz,” Ex-German Battle Cruiser, Salvage Operations, Scapa Flow, 741*
Shades, Diffusing, Electric Lamps, Tests on Brightness, 164
Shaft, Crank. See Crankshaft Coupling. See Coupling Dynamometer. See Dynamometer Shear Stressin, Prandtl-Nadai Theories, 771*
Shaping Machine. See Machine Tools
Shear Stress in Shafts, Prandtl-Nadai Theories, 771*
Shearing, G., on Silica Valves in Wireless Telegraphy, 718*
Sheets, Mild-Steel, Effect of Annealing Temperature on Properties, 603
Thin Rolled, Machine for Separating. 512*
Sheffield University, Department of Glass Technology, Researches and Reports (Review), 281
Shepherd, W. C. F., Investigations of Pressure Waves from Explosives, 58*. See 728*
Sheppard Sons, Ltd., Draper Coal-Washing Plant, 754*
Ships, Analysis of Trial Results, 80. See LETTER, 101
Bottoms, Effect of Fresh Water on Incrustations, 767
Canal. See Canal; Navigation, Inland Cargo-Handling Equipment of, 295. 695* under Construction, Lloyd’s Statistics, 84, 462. See 267
Course Recorder, Brewerton’s, 22
Diesel-Engined. See Motor Ships ; Marine Propulsion
Effect of Wind on Power and Speed, 477, 4/8
Electric Propulsion. See Marine Propulsion
High-Speed, Development of, 114, 395
Launched, Annual Statistics, 73
Launches and Trial Trips. See Ships and
Shipbuilding in PARAGRAPH INDEX Lighting and Pumping Set (Parsons Oil Engine Co., Ltd.), 290*
Lost, Lloyd’s Statistics, 342
Models, Tank Tests, Application of Laws of Similarity, 479
Tank Tests, Economic Value, 264
Wave Resistance, Comparisons of Calculated and Experimental Data, 479
See also Ship Resistance Motor. Sec Motor Ships; Marine Propulsion
Propellers. See Propellers
Propulsion. See Marine Propulsion ; Engines ; Turbines; Propeller*
Resistance, Effect of Weather Conditions, 477, 478
and the Laws of Similarity, 479
due to Waves, Comparisons of Calculated and Experimental Data, 479
Sailing, with Auxiliary Motors, Suggested
DeAign, 446, 497*
Efficiency of, 25 Salvage of. See Salvage
Stability and Seaworthiness (Review), 20 Strength of, German Investigations, 491
Ships. Seealso Marine; Motor Ships; Shipping; Steamers; Warships; and PARAGRAPH INDEX
Shipbuilders and Engineers, North-East Coast Institution of. See North-East Coast in Scotland, Institution of. See Engineers
Shipbuilding Industry, Position and Prospects, 428
Isherwood System, Progress, 223
Launches and Trial Trips. See Ships and Shipbuilding in PARAGRAPH INDEX Naval. See Warships
Strength of Ships, German Investigations 491
Vessels under Construction, Lloyd’s Statistics, 84, 462. See 267
Launched, Annual Statistics, 73 Work of British Corporation, 266
See also Steamers ; Naval; Warships ; and PARAGRAPH INDEX
Shipping, Cargo-Handling Equipment of Ships and Docks, 295, 695*
Dock Charges, Report of Committee, 295
Economic Position, Report of Chamber of Shipping, 245
Panama Canal, Traffic Statistics, 710
Vessels under Construction, Lloyd’s Statistics, 84, 462. See 267
Launched. Annual Statistics, 73 Lost, Lloyd’s Statistics, 342
Survey and Registry of, Work of British Corporation, 266
Shirley Institute Memoirs, Cotton Research (Review), 636
Shock-Testing Apparatus, Electric Lamps, 684*
Tests. See Impact Tests under Tests (Materials)
Shop Management. See B’orX-s Management Shore Scleroscope Tests. See Hardness under
Tests (Materials) ■
Shotter Fluid-Flow Meter, 67
Shovel, Steam. See Excavator Show. See Exhibition
Shrapnell-Smith, E. S., on Highway Costs, 646
Shredded Wheat Co., Ferro-Concrete Silos, 712*
Shropshire, Worcester and Staffordshire Electric Power Co., Ltd., Stourport Power Station, 701*
Shuttering, Ferro-Concrete Structures, Design and Construction (Review), 711
Siegle, Prof. J., on the Iron and Steel Industry of Eastern France. 559
Siemens-Martin Furnaces. See Furnaces
Siemens Schuckertwerke, Sub-Station Equipment, Bavarian Electric Power Scheme, 693*, 722*
Sieve, Portable Electric, Moulding Sand, 453* Tyler-Rotap, Coal-Testing, Birmingham University, 756
Wire, for Industrial Uses, Testing of, 535*
Signalling Apparatus, Fog, Irish Lightship •‘Albatross”; Diaphone, 8*. See 70; Explosives, 71* ; Submarine Bell, 71*; Wireless Beacon, 71*
Equipment, South African Railways, 521
Silica Valves for Wireless Telegraphy, 718
Silicates, Research on, Brno Institute of Technology, 652 Slags, Analysis of. ^91
Silicon-Aluminium Alloy, Influence of Calcium, 345, 531*
High Purity, Preparation of, 586, 652
Sillimanite, Indian, Uses of, 651
Silos, Ferro-Concrete, Welwyn, for Shredded Wheat Co., Rapid Construction, 712*
Silting of Rivers, Theory of, 72
Similarity, Dynamical. See Dynamical Similarity
Simon-Carves, Ltd., Baum Coal-Washing Plant, 754*
Simplon Belt Fastener, 30*
Single-Phase. See Generator; Motor ; Locomotive; Power; Railway
Sir John Cass Institute, Advanced Lectures on Fuel, 168
Sira Optical Grinding Material, 81
Skefko Ball Bearing Co., Ltd., Roller Bearings for Rolling Mills, 465*
Skegness Wireless-Beam Receiving Station, 354*. See 652*
Skin Friction. See Hydrodynamics; Ship Resistance Slag. See Metallurgy.
Sluices, Balanced, Automatic, Balsamand Escape, Jodhpur. India, 55*
Culvert, King George’s Dock, Calcutta, 659* See 660
Smelting Furnaces. See Furnaces
Smidth, F. C., <fe Co., Ltd., Lenix Belt-Tightening Gear, 473*. See Erratum 526
Smith, Dr. E. W., on the Utilisation of Gas Coke, 365
Smith, Eng.-Capt. E. C., on the Life and Work of Laplace, 247
Smith. H. C., on Applications of Power in Gas Works, 146
Smith, L. D., Self-Unloading Gear, S.S. ” Valley Camp,” 695*
Smith, T., on Uncultivated Optical Fields, 245
Smoke and Dust as Aerial Disperse Systems, 173
Smokeless Fuel. Sec Coal, Low-Temperature Carbonisation
Snell Prize, Royal Sanitary Institute, 206
Snow Removal, Conductor Rails, London Electric Railways, 92
Societies, Engineering, Suggested Centre, 204
Technical and Scientific. See Institutions
Trade. See Labour
Socket and Plug. Mining Type, for Cable Connection, 196*
Soda-Lead-Oxide Glasses, Properties of, 485
Lime-Magnesia Glasses. Durability, 214
Sodium Sulphate in Canada, 308
Solar Eclipse, Model Illustrating, 585
Radiation, Application of Carnot’s Theorem, 25
Solder, Brazing, Penetration into Mild Steel, <fcc., 341.* See 316
Soft, Penetration into Brass, 316, 399*, 501*
Solutions, Supersaturated, Crystal Growth in, 014
Sorbitic Steel Rails, Advantages of, 625
Sound Absorption, Measurement by Stationary waves, 679
Signailing Apparatus, Irish Lightship; Diaphone, 8*. See 70; Explosives, 71
Submarine Bell, 71*
Production, Acoustical Experiments with Mechanical Vibrator, 679
Sounding Apparatus, Echo, for Navigation, 52
South African Import and Export Trade, 520
Railway Electrification, 521
Railways and Harbours, Report, 520
Railways, Supervisory Control, Sub-Stations, 11*
Kensington Museum, Non-Ferrous Metals Research Exhibition, 386
Metropolitan Gas Company, Co-Partnership System, 722
Staffordshire Waterworks Co., Sand fields Pumping Station and Water Purification P“*nt, *^3*, 543*, 630*. See Erratum, o26
Wales Power Company, Treforest Power Station, 595*
"inSn’^te? 15> 45> 77> 107> 137« 169> 199, 230, 201, 293, 325, 356, 389, 421 455, 48/, olO. 548, 581, 011, 041, 673, 704, 734, <6/. See PARAGRAPH INDEX
Yorkshire, Notes from, 15, 44, 77, 106, 136, 168, 198, 231, 260, 292, 324, 356, 389, 421, 4oo. 487, 517, 548, 580, 611, 640, 672, 704, 784, z66. See PARAGRAPH INDEX
Spain River Guadalquivir, Hvdro-Electric Power Stations, 164
Sparking Plug and Thermocouple, Combined, Internal-Combustion Engines, 52*
Specifications, Civil Engineering (Review), 726
Standard. See Standard; Standardisation. Spectroscopic Apparatus, Physical and Optical Societies’ Exhibition 21, 51
Measurement, Flame Temperatures, 616
Speed-Changing Gear. See Gears; Gearing; Marine Propulsion; Motor-Car Details
Counter, Pocket, Brown and Sharpe, 530
Finder, Enemy, for Aeroplanes, Husun-Andrews, 197*
Indicators and Recorders, London Underground Railways, 122
Limiting Brake, Centrifugal, Crane Motors, andc., 624*
Reduction Gears. See Gears; Gearing; Marine Propulsion ; Motor-Car Details
Regulation. See Governing Trials. See Trials
Spelter Prices. See Metal-Price Diagrams Spencer, F. W., on Working Hot and Cold Metals, 174
Spencer, Dr. J. F., Electrometric Titration Apparatus, 53
Spiegeleisen, Production and History, 606. See 576*, 586, 614
Spillway, Automatic Syphon, Maramsilli Reservoir, India, 206*
Design, Miami Valley Flood-Protection Works, 248*
Spiral-Type Separator for Coal Cleaning, 755
Spirit, Motor. See Motor Fuels Spot Welding in Tube Manufacture, 41
Springs, Helical, Repeated Stress Tests, 545*, 562,* 621*
.Supports for Surface Condensers, 127*
See also Hairsprings
Sprinkling Stoker. See Stoker
Spullersee Hydro-Electric Power Station, 783
Spur Gearing. See Gears; Gearing; Marine Propulsion
Stability of Ships. See Ships
Stair-Trenching Machines, 194*, 227
Stairways, Moving, London Underground Railways, 38*
Stamp, Dr. L. D., on Burmese Oilfields, 49
Stamping Hammers and Presses. See Machine Tools
Standard Specifications, Boiler Tubes, 294 ; Brass Sheet and Strip, 254 ; Contours of Locomotive Tyres, 589 ; Electrical Instruments, 735 ; Electrical Protective Relays, 421 ; Fixed Condensers for Wireless Apparatus, 153 ; Flame-Proof Enclosures for Electrical Apparatus, 123 ; Paints and Varnishes, 246 ; Piston Rings, 735 ; Rivet Dimensions, 767; Telegraph and Telephone Line Wire, 766 ; Tramway Gearing 611 ; Watertight Fittings for Electric Lamps, 358 ; Zinc, 208
Standardisation, Bolt Head and Nut Sizes, 357, 618
Electric Motors for Warships, 389, 684 in Electrical Industry, 140 and Industrial Efficiency, 234 of Lighting Accessories, 647
Standards Association. See Engineering Standards
United States Bureau of. See United States Yard and Metre, Relationship, 19, 382
Star Contra-Propeller, Results on S.S. “ Viking- star,” 333* /
Diameters, Interferometer Measurements, 81 Internal Constitution of (Review), 726
Starters, Motor. See Motors, Electric Starting Ships’ Propellers, Multiple Hydraulic Jack for, 485*
State Railways. See Railways
Static Pressure, Air in Motion, Measurement of, 243*
Statically-Indeterminate Structures, Design of, 201
Stresses, Elementary Treatise (Review), 634
Stations, Power. See Poiver Stations; Power Plants
Underground, Sydney Metropolitan Railways, 287*
Statistics, Trade. See Trade
Steam Boats. See Steamers Boilers. See Boilers Crane. See Crane
Drifter, Failure of Boiler-Tube Stopper, 751 Engines. See Engines
Steam Hammer. See Hammer under Machine Toole
Heated Drying Plate, Explosion of, 751
Heating, Pressure Regulator for Heat-
Extraction Engines, 70*
Supply from Turbines, A.E.G. Control Apparatus, 322*
High-Pressure, Advantages of, 88*, 98, 109, 117*, 149*, 236, 271, 008, 094. See 142, 320, 398
Pressure, Use on Locomotives, 171
Pressure, Use in Reciprocating Euglnes, 734, 760
Lorries. See Motor Tractors
Navvy. See Excavator
Pipe, Flexible, Explosion of, Report, 24
Heat Losses from, Experimental Investigations. l*. See LETTER, 85
Trawler Winch, Explosion, 751
Pressure. Automatic Regulation of (Review), 493
Production and Use, in Gas Works, 146
Properties at High Temperatures and Pressures, 47
Superheated, Use in Low-Temperature Carbonisation, Turner Process, 559*
Superheater. See Superheater; Superheated Supersaturated, Expansion of, 535*
Trap, Lassen Labyrinth Type, 372*
Trawler, Explosion of Winch Steam Pipe, 751
Trials. See Trials Turbines. See Turbines
Users’ Association. See Manchester
Valves, Klinger, High-Pressure, 167*
Steamer “ Agwisuu,” Oil Tanker, Salvage, 240*
Analysis of Trial Results, 80. See LETTER, 101
Cargo-Handling Equipment of, 295, 695*
Coasting, Design of, 446, 470*
under Construction, Lloyd’s Statistics, 84, 402. See 267
Eifect of Wind on Power and .Speed, 477, 478
Electric Propulsion. See Marine Propulsion “ Empress of Australia,” Canadian Pacific
Railway, Reconditioning, 733*, 772*
Ferry, “ Imbuhy,” for Rio de Janeiro, 166
Geared Turbines for. See Marine Propulsion
High-Speed, Development of, 114, 395
Isherwood System of Construction, Progress, 223
“ King George V,” with High-Pressure Turbines, Trial Results, 89*. See 109, 142, 171, 237, 238, 271
Launched, Annual Statistics, 73
Launches and Trial Trips. See Ships and
Shipbuilding in PARAGRAPH INDEX
Lost, Lloyd’s Statistics, 342 “ Mauretania,” Position in British Shipping,173
and Motor Ships, Comparison of Running Costs, 399*
“ Oroya ” and “ Oroppsa,” Propulsion under Different Weather Conditions, 477
Propulsion of. See Marine Propulsion; Engines ; Turbines ; Propellers
Resistance of. See Ship Resistance Salvage of. See Salvage Strength of, German Investigations, 491 Tank “ Agwisun,” Salvage of, 240*
Isherwood System of Construction, Progress, 223
“ Tudorstar,” Stop-Valve Explosion, 751
“ Valley Camp,” Self-Unloading Gear, 695
“ Vikingstar,” Results with Star Contra-Propeller, 333*
See also Engines; Marine Propulsion ; Shipbuilding ; Shipping; Ships; Turbines; Warships; and PARAGRAPH INDEX
Steamships. See Ships ; Steamers ; Warships Steel Bars, Hot Reeling Mills for, Roller
Bearings, 465*
Boiler Plates, Causes of Embrittlement, 675
Chemag Oxidisation Process, 163
Cold-Rolled Strip, Notes on, 603
Conductor Rails, Electric Railways, Com
position and Resistance, 56* ;
Corrosion and Wear, 90* ; Snow and Ice Removal, 92 ; Pressure Rise due to Earths and iShort Circuits, 56* 153*
Corrosion. See Corrosion
Creep at High Temperatures, 118*, 379*.
See 98, 271
Stresses at Ordinary Temperatures, 551, See LETTER, 679
Crystal Growth in, 615
Development in Production, 555
Fatigue of. See Alternating Stress under
Tests (Materials)
Foundry. See Foundry
Furnaces. See Furnaces
Heat-Resisting, Investigations at Brown-
Firth Laboratories, 602, 653
Resisting and Non-Corroding, Development and Application, 42
Treatment of. See neat Treatment under Metallurgy
High-Speed, Recent Progress, 626 Industry of Eastern France, 559
Production Costs and Selling Prices, 553
Ingots, Casting. Electro-Hydraulic Ladle Transporter, 412*
Gripping Force of Tongs for, 274
Manufacture. See Metallurgy Microstructure of. See Microphotographs ;
Metallography
Mild, Mechanism of Deformation under Stress, 222*
Penetration of Brazing Solder into, 341*, See 316
Stress Distribution, Investigation by Strain Etching, 155*. 221*
Nickel-Chromium-Molybdenum, Properties of. 029
Chromium, Properties and Uses, 026 — and Nickel-Chromium, Acl Range, 629
Plates, Mild and High-Tensile, Tests of Riveted Joints, 209*
Prices. See Metal-Price Diagrams Rails. See Rails ; Metal-Price Diagrams
Steel Rolling Mills. See Rolling Mills
Ropes. See Wire Ropes
Sheets, Etfect of Annealing Temperature on Properties, 003
Thin, Machine for Separating, 512*
Stress Distribution in. See Stress: Tests (Materials)
Tests of. See Tests (Materials)
Tubular Pit Props, Use of, 277
Volume Changes by Cold Drawing, 184
Wire Drawing and Qualities of Steel, 587, 590*
Works. See JForA-s
Steelwork, Structural, Box Girders, Avoidance of Twist in, 064
Steering Gear. See Motor-Car Details Stein, W. J., Investigations of Dopes and
Detonation, 147*, 182*, 210*
Stellar Diameters, Interferometer Measurements, 81
Stephenson Locomotive Society, Preservation of Locomotive “ Gladstone/’ 302
Stereoscopic Photography, Use in Surveying, 63*, 185*
Stewart, A., the Late, 640
Stiffened Suspension Bridge. See Bridge
Still Engine, Kitson-Still Internal-Combustion Locomotive, 451*, 459, 495, 500*. See Erratum, 517
Stirling, A., the Late, 610
Stoker, Travelling-Grate Type (Underfeed
Stoker Co., Ltd.), 225*
Stoke’s Law, Air-Lifting of Sand Particles, 483 Stokes, SirF. W., the Late, 175*
Stone Block, 260-ton, Transport Arrangements, Oslo, 87*
Building, Preservation of, Report 597*
Museum Specimens, Preservation of, 644
Stonebridge, A. W., on Tansa Completion Works, Bombay Water Supply, 274
Stoney, Prof. G. G., Transmission Dynamometer, 291*
Stop Valves. See Valves
Stopper, Boiler-Tube, Failure on Steam Drifter, 751
Storage Battery. See Accumulator under Electric
Stourport Power Station, Shropshire, Worcestershire and Staffordshire Electric Power Co., Ltd., 701*
Strain Etching, Investigation of Stress Distribution in Steel, 155*, 221* *See also Stress
Straub, F. G., on Embrittlement of Boiler Plates, 675
Streams, Theory of Silt and Scour, 72 Street Accidents, London, Report, 264
Railway. See Tramways
See Roads
Strength of Materials. See Stress and Tests (Materials)
Stress, Alternating and Combined. See Tests (Materials)
Creep, of Metals at High Temperatures, 118*, 379*. See 98, 271
Metals, at Ordinary Temperatures, 551, See LETTER, 679
Distribution, Steel, Investigation bv Strain Etching, 155*, 221*
Tests of Steel, Reinforcement by Understressed Material, 65
Repetitions. See Alternating Stress under Tests (Materials)
Secondary, in Structural Design, 201
Shear, in Shafts, Prandtl-Nadai Theories, 771*
in Ships, German Investigations, 491
Statically Indeterminate, Elementary Treatise (Review), 634
Temperature, Boiler, Superheater and Air-
Heater Tubes, 119*. See 100.
Stribeck, Dr. R., on the Aero Diesel Engine, 699*, 779*
Strikes. See Labour
Strip Brass, Standard Specification, 254
Steel, Cold-Rolled, Notes on, 603
Stroboscope, Guillet Vibrating Wire, 52
Stromeyer, C. E., Report on Boiler Failures, 552
Structural Design, Bridge Struts, Thickness of Web Plates, 296
Masonry Arches (Review), 540
Secondary Stresses in, 201
Statically Indeterminate Stresses (Review), 634
Statically-Indeterminate Structures. 201 — Theory of Stiffened Suspension Bridge,
506*. See 365, 554
Engineers, Institution of, Form of Contract between Consulting Engineers aiyl Clients, 328; Brenforce Travelling Scholarship, 334, 771
Steelwork. See Steelwork
Structures, Ferro-Concrete. See Ferro-Concrete Struts, Bridge, Thickness of Web Plates, 296 Submarine Boats. See Warships
Cable Balancer, Gall’s, 68
Sound-Signalling Equipment, Irish Lightship, 71*
Suburban Passenger Traffic Facilities, London, Reports, 263
Sub-Station, High-Tension Outdoor, Jeanne Rose, France, 32*
Supervisory Control, South African Railways, 11*
Transformer, Bavarian Electric Power Scheme, 692*, 722*
Suction Dredging. See Dredging
Sugar, Beet, Development of Industry, 363
Sullivan. H. W., Ltd., Exhibits at Physical and
Optical Societies’ Exhibition, 69 Sulphuric-Acid Manufacture, Mills-Packard
Chamber Plant, 364
Manufacture, Use of Schmiedel Box, 364
Sulzer Brothers. Uniflow Engines and Pumps,
Sand fields Pumping Station, 474*. Sec Erratum, 526 ; Coke-Cooling Systems for Gas Works, 778
Sun. See Solar
Sunderland Gear-Planing Machine, Double- Helical Wheels, 670*
Supercharging in Petrol Engines, Possibilities, 310a
Superheated Steam Locomotives, Lubrication Valve for Cylinders, 418*
Steam, Properties of, 47
Use in Low-Temperature Carbonisation, Turner Process, 559*
Superheater Tubes, Temperature Stresses in, 119*. See 100
Supersaturated Expansion of Steam, 535*
Liquids, Crystal Growth in, 614
Supervising Electricians, National Association of, Competition for Highfleld Shield. 356
Supervisory Control Sub-Stations, South African Railways, 11*
Surface Chemistry, Introduction to (Review), 493
Condensers. See Condensers
Grinding Machine. See Grinding under Machine Tools
Tension of Liquids, Noiiy Apparatus, 23
Survey of Empire Mineral Resources, Proposed, 614
Physical and Chemical, Coal Resources, Investigations of Caking Power of Coal, 751
and Registry of Shipping, Work of British Corporation, 266
Surveying Instruments, Physical and Optical
Societies’ Exhibition, 52 Recent Progress, 141
Photographic, Ground and Aerial, German Methods, 63*, 185*
Surveyor’s Level, Auto-Set, 162*
Suspension Bridge. See Bridge Svedala Road Scarifier and Grader, 606*
Swan, Hunter and Wigham Richardson, Ltd.,
Caissons for King George’s Dock, Calcutta, 567*;
Self-Unloading Steamer “ Valley Camp.” 695*
Sweden, Hofors Steelworks, Roller-Bearing Bolling Mills, 465*
Lilia Edet, Lawaczeck Turbines, 449*
Tests of Kaplan Turbine, 599*
Swinden, Dr. T., on Cold-Rolled Strip Steel, 603
Switch, Gate-End, for Colliery Use, 192*, 196*
Motor Starting. See Motors, Electric Switchgear, Bavarian Electric Power Scheme, 693*, 722*
Deptford Power Station, 668 Flameproof Enclosures, Standard Specification, 123
French High-Tension Outdoor Substation, 32*
High-Tension Cubicle (G. Ellison), 226*
Manufacture, Works of A. Reyrolle and Co., Ltd., 758
6,600-volt Metal-Clad, Poplar Power Station, 516*
Mining-Type Panel (Metropolitan-Vickers
Electrical Co., Ltd.), 192*
Oil Circuit-Breakers, Rupturing Capacity, 623
Stourport. Power Station, 703*
Treforest Power Station, South Wales, 596
-Willow Holme Power Station, Carlisle, 686
Sycamore,” M.S., Engine Trials, Characteristic-Energy Diagram, 415*, 467*. See 445
Sydney Harbour Bridge, Main Bearings for Arch Span, 619*
Metropolitan Railways, Electrification, 284
Synchronous Condensers, Baum System, Long-Distance Power Transmission, 738
Power-Factor Improvement, Bavarian Electric Power Scheme, 723
Synthetic Ammonia Manufacture, Electrolytic Hydrogen Plant. 4S0*, 510*
Syphon Recorder, High-Speed, for Wireless Telegraphy, 652*. See 354
Spillway, Automatic, Maramsilli Reservoir, India, 206*
Systems, Shop. See JForA-s

T

TAKAHASI, K., on Indentation Hardness of Metals. 719*
Tangential Water Wheels. See Pelton Wheels
Tangyes. Ltd., 18-in. Lathe, 748*
Tank Floats, Distant Position Indicator for
(Evershed and Vignoles, Ltd.), 21*
• I A) co motives. See Locomotives
Oil-Filtering. for Internal-Combustion Engines, 223*
Oil-Storage, Foam-Type Fire-Protect ion Equipment, 763*
Ships, Motor. See Motor
Steamers. See Steamers
Steel and Ferro-Concrete, Oil-Fuel Storage, 241
Tests. Ship Models, Application of Laws of Similarity, 479
Ship Models, Ecouomic Value, 264
Wave Resistance, Comparisons with
Calculated Data, 479
See also Ship Models ; Ship Resistance
Tansa Completion Works, Bombay Water Supply, 274
Tariffs, Domestic Electric Supply, 678
Taxation of Motor Transport, 324
Taylor and Challen, Ltd., Power Press with
Pneumatic Die Cushion, 255* ; Trimming
Machine for Press Work, 256*
Taylor, G. M., the Late, 732
Teaching. See Education
Tebutt, S., the Late, 389
Technical College and Education. Sec Education
Hydrodynamics (Review), 526
Societies. See Institutions and PARAGRAPH INDEX
Telegraph Line Wire, Specification, 766
Telegraphy, Wireless, Beam System, Grimsby and Skegness Stations, 354*. See 652*
Exhibits at Phvsieal and Optical Societies’ Exhibition, 68. See 116
Galetti’s Beam System, 68
High-Speed Syphon Recorder for, 652*. Sec 354

Telegraphy, Wireless, Radio Beacon Equipment, Irish Lightship, 71*

Radio-Frequency Measurements (Review), 727
Range of Atmospherics, G39 Robinson Direction-Finding Equipment, 131
Specifications for Fixed Condensers, 153
Valve with Independently-Heated Cathode, 09, 110
See also Valves, Thermionic
See also Electricity in PARAGRAPH INDEX
Telephone Cable, Artificial, 07 Equipment of Warships, 749
Line Wire, Standard Specification, 760
London Area, Development of, 142
Telephony, Current Distribution in Conductors, 134*
Wireless, Battery Charging and High- Tension Current Supply, 09
Exhibits at Physical and Optical Societies’ Exhibition, 68. See 116
Radio-Frequency Measurements (Review), 727
Range of Atmospherics, 639 Specifications for Fixed Condensers, 153
Valve with Independently-Heated Cathode, 69, 116 See also Valves, Thermionic
See also Electricity in PARAGRAPH INDEX Television, Baird System. Development, 09
Telfer, Dr. E. V., Analysis of Ship Speed Performances, 80. See LETTER. 101 ; on Ship Resistance Similarity, 479
Telpher Hoists and Manufacturing Methods, H. Morris, Ltd., 572*. See 380*
Temperature Control, Magnetic Thermostat, 610
Flame, Spectroscopic Measurement, 616
Indicator, Fusible-Alloy Type, 52
Measurements, Aero Diesel Engine, 701*, 779*
Internal-Combustion Engines, Combined Sparking Plug and Thermocouple, 52*
Stresses, Boiler, Superheater and Air-Heater Tubes. 119*. See 100
Tempering. See Heat Treatment under Metallurgy
Tenders, Locomotive. See Locomotive Tenoning Machine. See Machine Tools Tensile Tests. See Tests (Materials)
Tension. Surface. See Surface Tension Ternary Alloys. See Alloys under Metallurgy Terrestrial Magnetism. See Magnetism Testing Apparatus, Life of Electric Lamps, 123
Shock, for Electric Lamps, 084* for Transformer Oil, 67
Engine, Heenan-Fell, Air Brake for, 193*
Equipment, Cranes and Pulley Blocks, Works of H. Morris, Ltd., 313*, 380*
Fuel, Scholcs Bomb Calorimeter, 499*
Laboratory. See National Physical
Machine, Buckton, 15-ton Compound-Lever Type, 258*
lOO-ton Hydraulic, for Cement Testing Laboratory, 383*. See Erratum, 512
High-Temperature Tests of Refractories, 67*. See 651
Repeated-Bending Type (C. Schenck), 212*
Tensile, Pneulec Direct-Acting Hydraulic, 197*
See also Tests (Materials)
Materials, International Congress, Amsterdam, 765
Optical, Interference Methods, 112*
Set, Alternating-Current Measurements, 67*
Ricardo Variable-Compression Engine and Dynamometer, 638*
See also Tests (Materials); Trials Tests, Aeronautical. See Aeronautics
of Cast Steel Chain Cable, 734
Condensing Plant, Valley Road Power Station, Bradford, 161. See 125*
Corrosion. See Corrosion
Kaplan Turbine, Lilia Edet Power Station, 599*. See 449*
Lubricating Oil from Coal, 665*. See 463
Oils, and Practical Results, 425, 435*, 457. See Erratum, 455. See LETTER, 679
Magnetic. See Magnetic

Tests (Materials) :

Alternating-Stress Testing Machine, Repeated-Bending (C. Schenck), 212*
Tests, Arsenical Copper, 306*, 308 Tests, Fatigue Range and Limiting Creep Stress, 379*
Tests, Helical Springs, 545*, 562*, 621*
Tests, Nickel-Copper Alloys, 476
Bending Tests, Reinforcement by Under- stressed Material, 65
Steel, Investigation of Stress Distribution by Strain Etching, 157*
Cement-Testing Laboratory, Imperial Institute, Testing Machine for, 383*. See Erratum, 512
Compression Tests, Cement. 100-ton Hydraulic Testing Machine for, 383*. See Erratum, 512
Investigation of Stress Distribution by Strain Etching, 155*
Refractory Materials, at High Temperatures, 651
Reinforcement by Under-Stressed Material, 65
Creep of Metals at High Temperatures, 118*, 379*. See 98, 271
at Ordinary Temperatures, 551. See LETTER, 679
Crushing Tests, Cement. lOO-ton Hydraulic Testing Machine for, 383*. See Erratum, 512
Hardness Tests, Arsenical Copper, 305*, 308
Brinell, Effect of Load Variations, 720
Brinell, Measurement of Impression under Load. 719*
Brinell. Stress Distribution near Indentation. 157*

Hardness Tests, Comparisons of Different Methods, 719*

Nickel-Copper Alloys, 476 Impact Tests, Arsenical Copper, 306*
Investigation of Stress Distribution by Strain Etching, 221*
Magnetic Tests. See Magnetic Notched-Bar Impact Tests. See Impacts Tests (above)
Plates, Thick, Circular, Elastic Deflection of, 343*, 407*. See LETTER, 494
Riveted Joints, Tests by United States Navy Department, 209*
Springs, Helical, Repeated-Stress Tests, 545*, 562*, 621*
Stress Distribution, Tests of Steel, Reinforcement by Understressed Material, 65.
in Materials and Structures. See Stress.
Tensile Testing Machine, Pneulec Direct- Acting Hydraulic, 197*
Tests, Arsenical Copper, 305*, 307*
‘Mild Steel, Mechanism of Deformation, 222*
Nickel-Copper Alloys, 476* Reinforcement by Understressed Material, 65
Specimens, Investigation of Stress Distribution by Strain Etching, 155*. See 221*
Testing Machine, Buckton, 15-ton Compound-Lever Type, 258*
High-Temperature Tests of Refractories, 67*. See 651
100-ton Hydraulic, for Cement Testing Laboratory, 383*. See Erratum, 512
Repeated-Bending Tvpe (C. Schenck), 212*
Tensile, Pneulec Direct-Acting Hydraulic, 197*
Timber Testing, 15-ton Buckton Testing Machine for, 258*
Tests, Pumping Plant, Sandflelds Pumping Station, 475*
Rupturing Capacity of Circuit Breakers, 623
Tank, Ship Models. See Ship Models; Ship Resistance Wollaston Gas Producer and Boiler Combined, 431*
Texas, Shallow Oilfields of, 365
Texrope Drive for Textile Machinery, 246*
Text Books. See LITERATURE INDEX Textile Industry, Cotton Research, Shirley
Institute Memoirs (Review), 636 Machinery, Allis-Texrope Drive, 246*
Industry, Position and Prospects, 113
Thermal Diffusion of Gas Mixtures, 532
Radiation. See Heat Radiation Treatment, Metals. See Heat Treatment under Metallurgy
Thermionic Valves. See Valves ; Telegraphy, Wireless ; Telephony, Wireless
Thermocouple and Sparking Plug, Combined, Internal-Combustion Engines, 52*
Temperature Measurements, Aero Diesel Engine, 701* See 779*
Thermodynamics, Carnot’s Theorem, Application to Natural and Industrial Processes, 25
Efficiency Chart for Rankine Cycle, 650* High-Pressure Steam Plants, Use and Economy, 88*, 98, 109, 117*, 149*, 236, 271, 668, 694. See 142, 326, 398 — Pressure. Steam, Use in Reciprocating Engines, 734, 766
Steam Properties at High Temperatures and Pressures, 47
Steam, Supersaturated Expansion of, 535
Thermometers, Distance, Negretti <fe Zambra’s, 280
Thermopile Apparatus, Moll, Physical and Optical Societies’ Exhibition, 53
Thermostat, Magnetic, for Temperature Control, 616
Thick Circular Plates, Elastic Deflection of, 343*, 407*. See LETTER, 494
Thomas, J. G. P., the Late, 292
Thorne, F. W., Model Illustrating Theory of Lubrication, 426, 585
Thornton, Prof. W. M., on the Nature of Electricity, 361
Thornycroft, J. I., and Co., Ltd., Ferry Steamer “ Imbuhy ” for Rio de Janeiro, 166* : H.M. Destroyer “ Amazon,” 589*. See 524
Thornycroft, Sir J. E., on High-Speed Naval Vessels, 395
Three-Phase. *See Generator; Motor; Locomotive ; Power; Railway
Throttle Valve. See FaZue
Thrust Bearing. See Bearing of Propellers. See Propellers
Thunderstorms, Electrical Phenomena of, 491
Winter, in British Isles, Report, 704 Timber Construction. Treatise on (Review), 20
Testing, 15-ton Buckton Testing Machine for, 258*
Time Recording, Synchronous Motor and Valve- Maintained Tuning Fork, 212
Tin Alloys. See Alloys under Metallurgy Lead Eutectic, Crystallisation, 345
Penetration into Brass, 316, 399*. 501
Plates, Machine for Separating, 512 and Tinplate Prices. Sec Metal-Price Diagrams
Tinsley, H., and Co., Exhibits at Physical and Optical Societies’ Exhibition, 68
Titration Apparatus, Electrometric, Dr. J. F. Spencer’s, 53
Todd Shipyards Corporation, Salvage of Oil Tank Steamer ” Agwisun,” 240*
Todd System, Oil Fuel Burning, S.S. ” Empress of Australia,” 773*, See 733*
Tongs, Ingot, Investigations of Gripping Force, 274*
Tool. Machine. See Machine Tools Steel. See Steel
Torpedo Boats and Destroyers. See Warships Torsion of Shafts. Stress Distribution, Prandtl-
Nadai Theories, 771*
Total Reflection Phenomena and Huygens’ Principle, 706
Towing Barges, Cheneau Overhead Electric System, 180*
Town Gas. See Gas
Track Equipment, Electrical, London Underground ^Railways, 66*, 00*, 122*, 153*
Trackless Trolley System, Road Traction. See Kailless
Traction, Electric. See Railways ; Railless ; Tramways
Tractive Effort,Steam and Internal-Combustion Locomotives, Comparisons, 501*, See 495
Tractor, Avance, with Hot-Bulb Engine, 605* ; Combined with Road Grader, COG*
Creeper Track, for Launching Lifeboats, 620 Electric Overhead, for Barge Towing,
Cheneau System, 180*
Motor, in Agriculture, 17
Trade, British, Chinese Markets, 18
with Egypt, 516 in India, Report, 30
Czecho-Slovakian, Prague Fair, 393
Danish, Report on, 770
Disputes. See Labour
Electrical, Report by British Electrical and
Allied Manufacturers’ Association, 234
Engineering, Co-Operation in, 770 Finance and Organisation, 769
Position and Prospects, 4, 31, 83, 113, 131, 174, 235, 266. See LETTER, 85
Exhibition. See Exhibition,
Export, Locomotive, 134 — Marine Engines, 266
French, Report on, 265 German, Leipzig Fair, 299*, 320*
Import and Export, Agricultural Machinery, 235
and Export, Electrical Engineering, 31. See LETTER, 85 ; see also 234, 427
and Export, Machine Tools, 131. See 395 and Export, Motor Vehicles, 83
and Export, South Africa, 520 and Export, Textile Machinery, 113
and Export, United States, 34 and Industrial Efficiency, Report, 233 and Industries of Austria, Report, 48 Marketing Problem in United States (Review), 282
of Palestine, Report on, 424 Unions, See Labour
Traders’ Co-Ordinating Committee on Dock Charges, Report, 295
Wagons, Railway, Responsibility for Defects, 19
Traffic Control and Railway Working,'645. See 643
Facilities, Passenger, London Suburban, Reports, 263
Road, Regulation. Proposed Bill, 393
Training. See Education ; Apprenticeship
Tramcars, Experimental, Metropolitan Electric Tramways, 270
Tramway Depot, Manchester, Tests of Wollaston Producer Boiler, 431*
Gearing, Standard Specification, 611 See also PARAGRAPH INDEX
Transatlantic Flight, Capt. Lindbergh, 647
Transformers, Bavarian Electric Power Scheme, 692*. See 722*
Current, for Electrical Instruments, 67
French High-Tension Outdoor Substation, 32*
Oil Cooling Equipment, 722*
Testing Apparatus for, 67
Stourport Power Station, 703*
Translucent Metal Films, Muller’s Electrolytic Process, 61
Transmission Dynamometer. See Dynamometer Electric, Ship Propulsion. See Marine Propulsion
Gear. See Gear; Gearing; Marine Propulsion ; Motor-Car Details
of Power. See Marine Propulsion ; Power Transmission
Transport, Aerial. See Aeronautics
of Apples, Problems in, 212 Arrangements, Granite Monolith, Oslo, 87
in England, History of, 647. See 643 Facilities and Industrial Development, 643, 645
Institute of, Birmingham Congress : Traffic Control, by J. H. Follows, 645. See 643; Industry and Transport, by G. Cadbury, 645. See 643 ; Highway Costs per Ton- Mile of Traffic, by E. S. Shrapnell-Smith and W. P. Robinson, 646 ; Transport in England, Historical Survey, by C. G. Robertson, 647. See 643 ; Visits, Excursions, <fec., 646, 647
London Surburban Passenger, Reports, 263
Ministry of, Proposed Road Traffic Bill, 393
Motor. See Road ; Motor
Railway. See Railway
Road. See Road; Motor; Railless Transporters and Cranes (Review), 128
Ladle, Electro-Hydraulic, Casting Steel
Ingots, 412*
Transverse Tests. See Tests (Materials)
Trap, Steam. See Steam Trap Travelling Crane. See Crane
Grate Stoker. See Stoker
Traverser, Shallow Type, for Railway Carriages, 132*
Trawler, Explosion of Winch Steam Pipe, 751
Treforest Powor Station, South Wales Power Co., 595*
Trenching Machines, Wood (Wadkin and Co.), 194 * (J. Sagar and Co., Ltd.), 227*
Trevithick and Rastrick’s Engine, Notes on, 138
Trials, Condensing Plant, Valley Road Power
Station, Bradford, 161. See 125*
Kaplan Turbine, Lilia Edet Power Station, 599*. See 449*
Marine Oil Engine, Characteristic-Energy Diagram. 414*, 445, 467*
Oil Engine and Hvdraulic Transmission, M.S. “ Wulsty Castle,” 105*
Oil Engines, M.S. “ Cape York,” Indicator Gear, 243*
Pumping Plant, Sandfields Pumping Station, 475*

Trials, Results, S.S. “ Empress of Australia,’* 774. See 733

S.S. “ King George V,” with High-Pressure Turbines, 89*. See 109, 142, 171, 237, 238, 271
Steamers, Analysis of Results, 80. See LETTER, 101
Trips. See Ships and Shipbuilding in PARAGRAPH INDEX
Wollaston Gas Producer and Boiler Combined, 431* see also Tests
Trlchlorethylene, Use for Cleaning Metal, Oil Trimming Machine for Steel Stampings, 256*
Bolt Head, 43*
Triple-Expansion Engines. See Engines, Steam Trolley, Trackless, Road Traction. See Rail-less
Trost Brothers, Fluid-Flow Meters and Testing Machine for Refractories, 67*
Trucks, Battery. See Accumulator under Electric
Railway. See Wagons
Trusts, Industrial, in England (Review), 635 Tubes, Boiler, Standard Specifications, 294
Superheater and Air-Heater, Temperature Stresses in, 119*. See 100
Condenser, Cleaning by Air-Driven Plugs, 126
Erosion of, Parsons’ Investigations, 428, 433*
Grinding Mills, Efficiency of, 483 Manufacture, Spot Welding in, 41 Nickel-Copper, Properties and Uses, 476 Railways. See Underground Railivays Stopper, Boiler, Failure on Steam Drifter,751
See also Pipes
Tubular Pit Props, Steel, Use of, 277
Tucker, N. P., on the Preparation of High-
Purity Silicon, 652. See 586
“ Tudorstar,” S.S., Stop-Valve Explosion, 751
Tungay, S. J., on Lead for Chemical Plant, 363 Tungsten Electrodes in Argon, Phenomena of
Electric Discharge, 462
Filaments, Electric Lamps and Valves,
Physical Studies, 253*
Lamps. See Lamps under Electric
Tuning Forks, Electrically-Driven, Distortion
of Resonance Curves, 783 Phonic Motor Control, 68 Valve-Maintained, and Synchronous
Motor, for Time Recording, 212
Tunnel, Arlberg, Railway Electrification
Hydro-Electric Power Plants, 783
City and South London Railway, Enlargement, 384
Rove, Rhone-Marseilles Canal, Opening, 522
Tunnelling Work, Electrification of Sydney Metropolitan Railways. 286*
Turbines, Hydraulic, Fluid Flow in, Investigation by Electric Equipotential Lines, 178*. See 707
Lilia Edet, Sweden, Lawaczeck Type, 449* ; Tests of Kaplan Turbine, 599*
Pelton-Wheel Type, Seewer Governor, 317*
See also Power Plant; Pelton Wheels
Pumps. See Pumps, Centrifugal
Steam, Britimp Metallic Shaft Packing, 403 and Centrifugal Pump, Boiler Feed (Rees
Roturbo Manufacturing Co., Ltd.), 192*
Construction, Works of C. A. Parsons and Co., Ltd., 758
3,250-h.p., Double-Reduction Gear for
Air-Compressor Drive, 511*
Efficiency Chart for Rankine Cycle, 650
Extraction Feed-Heating and Steam Reheating in, 149*. See 100
Land and Marine, Progress in Economy, 87*, 109, 115*, 142, 237, 238, 271, 398
Marine, Geared. See Marine Propulsion Marine, High-Pressure, S.S. “ King
George V,” Trial Results, 89*. See 109, 142, 171, 237, 238, 271
Special Steel for Blading, 42 Supersaturated Expansion in, 535*
Supply of Heating Steam from, A. E. G. Control Apparatus, 322*
Use and Economy of High Pressures, 88*, 98. 109, 120*, 149*, 236, 271, 668, 694. See 142, 326, 398
Use in Locomotive Practice, 172 See also Turbo-Generators
Steamers. See Steamers : Warships Turbo-Electric System, Ship Propulsion. See Marine Propulsion
Generator, 6,000-kw. Carlisle Power Station (British Thomson-Houston Co., Ltd.), 686*
Construction, Works of C. A. Parsons
and Co., Ltd., 758 Deptford Power Station, 666*
10,000-kw. Fraser and Chalmers Type,
Poplar Power Station, 516*
-Progress in Economy, 88*, 109, 115*. See 142, 398
18,000-kw., St-ourport Power Station (British Thomson-Houston Co., Ltd.), 701*
Super-Pressure, Valley Road Power
Station, Bradford, 254, 668. See 694
Treforest Power Station, South Wales, 596
Use and Economy of High Steam Pressures, 88*, 98, 109, 120*. 149*, 236, 271, 668, 694. See 142, 326, 398
Turbulence, Effect in Atmosphere, 384 Turkey, Railway and Harbour Construction, 673
Turner System, Low-Temperature Carbonisation, 559*
Turpin, F. E., the Late, 133
Tyler-Rotap Sieve, Coal-Testing, Birmingham
University, 756
Type Setting, Illumination and Efficiency in,164
Tyres, Locomotive, Contours of, Standard Specification, 589
Pneumatic-Motor Car, Motor-Driven Pump for Inflating, 656*
Motor Vehicles, Dunlop Self-Clearing Tread, 339*
for Motor Vehicles, V.P., 339*
Overall Non-Skid Chain for, W.D. Type Six-Wheeled Lorry, 339*. See 331, 370*

U

UEHLING Instrument Co., Pyro-Porous Gas Kilter, 220
Ultra-A iolet Light, Microscopy, Barnard’s Apparatus, 616
Light, Use in Chemical Analysis, 616 Underfeed Stoker Co., Ltd., Impelled-Draught
Boiler Furnace, 196* ; Travelling-Grate Stoker, 225* ;
Usco Coal Pulveriser, 226*
Underground Railways, London, Moving Stairways, 38*;
Electrical Track Equipment, 56*, 90, 122*, 153*;
Tunnel Enlargement, City and South London Line, 384
Sydney, Electrification, 284*
Workings, Collieries, Support of, Report, 277
Unemployment. See Labour
Uniflow Engines, Sandflelds Pumping Station, 474*
Marine Steam Engine (Jaffa Engineering Co.), 386*
Unions, Trade. See Labour
United States Bureau of Mines, Bulletin on Manganese Ore Supplies, 614 ; Grinding and Flocculation of Mica, 720
Bureau of Standards, Fundamental Basis for Length Measurements, 19, 382 ; Lamp Life-Testing Apparatus, 123; National Electrical Safety Code, 141 ; Tests of Riveted Joints, 209* ; Investigations of Bridge Struts, 296; Tests of Wire Sieves, 537 ; Magnetic Tests of Wire Ropes, etc., 677
Department of Agriculture, Report on Oil Fuel for Domestic Heating, 738
Import and Export Trade, 34
Industrial Conditions, Report of Delegation, 423. See LETTER, 494
Manganese Supplies, 614
Marketing Problem in (Review), 282
Miami Valley Flood-Protection Works, 217*, 248*, 347*, 376*, 441*
Navy. See United States under JFur- ships
Oil Fuel for Domestic Heating in, 738
Philadelphia, Suspension Bridge, Theory of Design, 365, 506*. See 296, 554
Pittsburg International Conference on Bituminous Coal, 462
Railways. See Railways
Rainstorms in, 347*
Shallow Oilfields of Texas, 365
Share Holding by Workers, 722
See also America
Universal Coupling, Rolling Mill Drive, 466* University, Birmingham, Coal-Treatment
Laboratory, 753*
College, London, Centenary Lecture, Development of Electrical Engineering, 739 of Illinois, Bulletin on Embrittlement of
Boiler Plates, 675
Sheffield, Department of Glass Technology, Researches and Reports (Review), 281
See also Education
Upper Atmosphere. See Atmosphere Usco Coal Pulveriser, 226*
Impelled-Draught Boiler Furnace, 196*

V

VACUUM Pump. See Pump
Tubes. See Thermionic
“ Valley Camp,” S.S., with Self-Unloading Gear, 695*
Valley Road Power Station, Bradford, Condensing Plant, 125*, 161* ; Super-Pressure Turbo-Generator, 254, 668. See 694
Valuation of Businesses, Treatise on (Review), 220
Valve, Cuff and Mushroom Combined, Internal- Combustion Engines, 751*
Gear, Diesel Engine for Railway Work (W. Beardmore <fe Co., Ltd.), 609*
Lubrication, for Cylinders, Superlieated- Steain Locomotives, 418*
Reducing, Remote Control, Bleeding Steam from Turbines, 322*
Steam, Klinger, High-Pressure, 167*
Stop, Explosion on S.S. ” Tudorstar,” 751
Thermionic, Electronic Emission from Barium, 617
Holweck Demountable Type, 719* with Independently-Heated Cathode, 69,116 Life of, 717*
Liquid-Cooled Type, 717*
Manufacture, Physical Studies, 252* at Physical and Optical Societies’ Exhibition, 68. See 116 with Silica Envelopes, 718*
Use with Tuning Fork and Synchronous
Motor for Time Recording, 212 Work of Dr. J. A. Fleming, 739 .See also Telegraphy, Wireless; Telephony, Wireless
Vannes, France, Water Supply, Destruction of Concrete Conduits, 615
Variable-Compression Engine, Ricardo, and Dynamometer, 638*
Speed Gear. See Gear; Motor Car Details Varnishes, Standard Specification, 246
Vee Pulley Drive, Multiple Rubber Belt, Allis- Texrope System, 246*
Venner-Shotter Fluid-Flow Meter, 67
Ventilation, Colliery, Effect on Output and Accident Rate, 290
Verein deutscher Ingenieure, The Aero Diesel Engine, by Dr. R. Stribeck, 699*, 779*
Verkstaden Kristinehamn, Kaplan Turbine at Lilia Edet, 599*
Vernon, Dr. W. H. J., Report on Atmospheric Corrosion of Metals, 458
Vertical Retort, Low-Temperature Carbonisation, Greenwich Fuel Research Station,484*
Low-Temperature Carbonisation, Turner System, 559*
Portsmouth Gas Works, Results and
Working Costs, 777
Vice. See Machine Tools
Vikingstar,” S.S., Results with Star Contra- Propeller, 333*
Visco Air Filter for Motor-Car Engines, 778
Viscometer, Michell, for Lubricating Oils, 463
Viscosity, Effect on Generation of Vortices in
Fluids, 627*, 707. See 613, 648 — Tests, Lubricating Oils, and Practical
Results, 438. See 426, 457, 455, 679
Viscous Fluids, Flow of, Experimental Investigations, 27*
Volta Centenary, Biographical Sketch, 266. See 673
Vortex Generation, Fluids of Small Viscosity, 627*, 707. Sec 613, 648
V.P. Pneumatic Tyre for Motor Vehicles, 339
Vulcan Hydraulic Transmission Gear, M.S. “ Wulsty Castle,” 104*

W

WADE, Dr. A., on Oilfields of Texas, 365
Wadkin and Co., Woodworking Machinery, British Industries Fair, 194*
Wages. See Labour
Wagons, Motor. See Motor Tractors
Traders’, Railway, Responsibility for Defects, 19
Wahlberg, A., Award of Bessemer Medal, 319, 553
Walchensee Hydro-Electric Power Plant. See
Bavarian Electric Poiver Scheme
Walker, R. J., on Progress in Steam Turbine Economy, 87*. See 109, 142, 237, 238, 271, 398
Walker, Sir G., on the Atlantic Ocean, 102
Wallasey Corporation, Reconstruction of New Brighton Landing Stage, 279*
Wallis-J ones, Capt. R. J., the Late, 495
Walters, R. C. S., on the Geology of Scarborough District, 699
War Office Type, Six-Wheeled Lorry, 327, 330, 336*, 366, 367*
Ward-Leonard System, Motor Control on Warships, 684

‘’’Warships :

Catapults, Launching Aeroplanes from Warships, 567
Cruiser Strength, United States Navy, 33, 360, 590. See Erratum, 84
Destroyers and United States Naval Strength, 360
Electric-Propulsion System, Comparisons with Geared Turbines, 490, 749
Electricity, Applications in Warships, 489, 683*, 716, 749*
German Battle Cruisers, Salvage Operations, Scapa Flow, 741 *
Battleship “ Grosser Kurffirst,” Machinery Installation, 373*
H.M. Auxiliary Ship “ Adventure,” Diesel- Electric Propulsion, 750*. See 490
Battleship “ Nelson,” 524*
Navy, Catapults for Launching Aeroplanes, 567
Electricitv in Warships, 489, 683*, 716, 749*
Estimated Expenditure, Interpretation of One-Power Standard, 359. See LETTER, 590
Torpedo-Boat Destroyer ” Amazon,” 589*. See 524
Torpedo-Boat Destroyer “ Ambuscade,” 524*. See 589
Submarines, Electrical Equipment, 717, 749
and United States Naval Strength, 360 Torpedo-Boat Destroyers, High-Speed,
Development of, 114, 395 United States Naval Policy, 33. See
Erratum, 84. See LETTER, 648
Navy, 6,500,000-cub. ft. Airships for, 503
Navy, Catapults for Launching Aeroplanes, 567
Navy, Cruiser Strength, 33, 360, 590. See Erratum, 84
Navy Department, Tests of Riveted Joints, 209*
Navy, Electric Propulsion in, 490, 749
Navy and the One-Power Standard of Naval Strength, 359. See LETTER, 590
Navy, Strength in Destroyers and Submarines, 360
See also Naval in PARAGRAPH INDEX Washing Plant., Coal, Baum and Draper Types,
Birmingham University, 754*
Wasp, Wood, Damage to Sheet Lead by, 771

Water-Cooled Thermionic Valves, 717*

Coolers (Heenan «fc Froude, Ltd.), 104*
Engineers, Institution of, Summer Meeting,
Scarborough: Programme, 556; Scarborough Water Works, by H. Richardson, 600 ; Geology of the Scarborough District, by R. C. S. Walters, 600 ; Cementation of Strata below Reservoir Embankments, by A. A. Barnes, 600 ; Pre-Cementation of a Reservoir Trench, by J. R. Fox, 600
Kilters. See Filters Flow in Open Channels, 376
in Streams, Theory of Silt and Scour, 72
Gauge Cock, Explosion of, Report, 24
Heaters. See Feed-Water Heaters
Level Indicators, Paben Gauge Glass, 355* Mills, Early, and Rainfall in East Kent, 704 Power. See Power, Water. See also Hydraulic ; Pelton Wheel; Power Plant; Turbine, Hydraulic
Purification Plant, Sandttelds, South Staffordshire Waterworks Co., 473*, 543*, 630*. See Erratum, 526; Chlorination Plant, 545*, 632* ; Alumina Dosing Plant, 630*
Storage Reservoirs, Biological Considerations, 508*
Supply, Automatic Sluices for Balsamand Escape, Jodhpur, India, 55*
Bombay, Tansa Completion Works, 274 Flow Measurements, River Severn, 427 Perth, Western Australia, 440
Rainfall and Run-off Ground. Sec Bain- fall
Reservoirs, Cement Grouting, 600
and River Pollution, Suggested Central Authority, 203
Vannes, France, Destruction of Concrete Conduits, 615 See also Irrigation
Tube Boiler. See Boiler
Turbines. See Turbines, Hydraulic; Pelton
Wheels; Power Plants
Wheels. See Pelton Wheels; Turbines, Hydraulic; Power Plants
Works, Scarborough, 690 — See also Water Supply and PARAGRAPH INDEX
Waterloo Bridge, Reconstruction, Allocation of Cost, 305
Watertight Fittings, Electric Lamps, Standard Specification, 358
Waterways. See Rivers; Canals; Navigation, Inland
Watford Branch, Metropolitan Railway, Bridge Foundations, 486
Watson and Sons (Electro-Medical), Ltd., Testing Apparatus Transformer Oil, 67
Watt, James, Dividing Machines, 462 Watt Lecture, on High-Speed Vessels, 114
Wattmeters. See Electric
Watts, E. R., and Son, Ltd., Auto-Set Level, 162*
Waves, Effect on Ship Propulsion, 477
Electromagnetic. See Telegraphy, Wireless; Telephony, Wireless
Making Resistance of Ships. See Ship Resistance
Motion, Model Demonstrating, 732
Pressure, from Explosions, 58*. See 728
Waygood-Otis, Ltd., Escalators, London ‘Underground Railways, 38*
W.D. Type Six-Wheeled Motor Lorry, 327, 330, 336*, 366, 367*
Wear, Conductor Rails, London Underground Railways, 90*
Weather, Effect on Ship Propulsion, 477, 478 See also Meteorology
Web Plates, Bridge Struts, Thickness of, 296
Wedmore, E. B., on Rating of Oil Circuit Breakers, 623
Weighing Machine, Automatic, Pulverised Fuel (W. and T. Avery, Ltd.), 755*
Weir, Automatic, for Balsamand Escape, Jodhpur, India, 55*
Welding, Acetylene, Instruction in, 54
Arc, Motor-Generator for, 192*
Spot, in Tube Manufacture, 41 Welds, Examination by X-Rays, 677
Welfare Work. See Labour
Well-Boring Rig, Rotary (Usines G. Derihon, S.A.), 272*
Wells, T. H., the Late, 269
Welwyn, Ferro-Concrete Silos for Shredded
Wheat Co., Rapid Construction, 712
Wembley Research Laboratories, General Electric Co., Ltd., Investigations on Lamp and Valve Manufacture, 252* ; Exhibits Royal Society Conversazione, 616
Werkspoor Diesel Engines, Trials, M.S. “ Cape York,” Indicator Gear for, 243*
Western Australia, Perth, Water Supply and Sewerage, 140
Weston Electrical Instrument Co., Ltd., Moving-Coil Galvanometer, 68
Wheat Silos, Ferro-Concrete, Rapid Construction Method, 712*
Wheels, Gear. See Oears; Gearing; Marine Propulsion
Grinding. See Grinding under Machine Tools
White Metal. See Alloys under Metallurgy
Whitney, W. B., on Rating of Oil Circuit Breakers, 623
Whitworth Scholarships Regulations, 230, 429 Society, Annual Dinner, 19
Wigglesworth, F., and Co., Ltd., Allis-Texrope Drive, 246*
Wigley, W. C. S., on Ship Wave Resistance, 479
Wilderman Separators Accumulator Plates, 100
Wilkinson, J., on the Gas Industry, 739
Willow Holme Power Station, Carlisle, 685
Wilson, Prof. C. T. R., on Thunderclouds, 491
Wiltshire, W. J., on Uses of X-Rays, 676
Wimble, A. S., the Late, 640
Winch, Compressed-Air (Usines G. Derihon, S.A.), 273*
Steam Pipe, Explosion on Trawler, 751
Wind-Direction Indicator and Hot-Wire Anemometer, Report, 184
Effect on Power and Speed of Ships, 477, 478
Power, Efficiency of, 25
Winding Plant, Electrical, Blackshall Colliery, 759
Wing Flutter in Aeroplanes, Report, 173 Winget Concrete-Mixing Machine, with Burit-
Lancastcr Drum, 303*
Winter Thunderstorms, British Isles, Report, 704
Wire, Brass and Copper, Effect of Molten Tin and Solder, 401*. See 316, 501*
Oval Coils, Method of Winding, 355*
Ropes, Magnetic Tests, 677
Sieves for Industrial Uses, Testing of, 535*
Steel, Drawing of, and Qualities of Steel, 587, 590*
Telegraph and Telephone Line, Standard Specification, 766
Wiring Systems, Electric, for Warships, 683*. See 716, 749
Wireless Telegraphy. See Telegraphy
Telephony. See Telephony
Wohler’s Tests. See Alternating Stress under Tests (Materials)
Wollaston Gas Producer and Boiler Combined, Tests of, 431*
Wood, H., A Co., Ltd., H.H. Universal Concentrator Table, Coal Treatment, 754* ; Spiral Separator for Coal Cleaning, 755*
Wood Wasp, Damage to Sheet Lead by, 771
Woodward, J. H., the Late, 680
Woodworking Machinery. See Machine Tools Woolwich Research Department. Investi
gations on Penetration of Mild Steel by Brazing Solder, 341*. See 316 : Investigations on Hairsprings, 439. See 345; Investigations on Inverse Segregation, 370*, 405*. See 346 ; Uses of X-Rays, 676
‘’’Works :
Cadbury Brothers, Ltd., Bournville Works, Institute of Transport Visit, 646
Consett Iron Co., Ltd., Iron and Steel Works, 759
Elswick Works, Armstrong, Whitworth A Co., Ltd., 759
Gateshead Works, Clarke, Chapman A Co., Ltd., 759
Heaton Works, C. A. Parsons <fc Co., Ltd., 758
Hebburn Works, A. Reyrolle A Co., Ltd., 758
Hofors Steel Works, Roller-Bearing Rolling Mills, 465*
Luton Works, Electrolux, Ltd., 610. See 579*
Morris, H., Ltd., Crane and Hoist Manufacture, 311*, 380*, 572*, 661*
Welfare Movement in Works. See Labour
Works Management, Rating of Machinery and Plant, 41, 48,172
Systems of Remuneration, 721 System, Works of H. Morris, Ltd., 381,661*
Technical and Non-Technical, 490 Value of Rest Pauses, 522
Wreck Raising. See Salvage
Wright, J. J., the Late, 548
Wright Memorial Lecture on Vortices in Fluids, 627*. See 613, 707, 64S
Wright, W. E., on Gripping Force of Ingot Tongs, 274*
Wrobbell, Dr. G., on Strength of Ships, 491
Wronsky, Major M., on German Civil Aviation, 392
“ Wulsty Castle,” M.S., Diesel Engines and Hydraulic Transmission, 102*
Wurzburg Sub-Station, Bavarian Electric Power Scheme, 722*
Wuttig, G., Automatic Screw Machine, 320
Wyatt Electric Furnace, Brass Melting, 314, *334*

X-RAYS. See Rtintgen Rays

YARROW, H. E., on the Development of High-Speed Vessels, 114
Year Books. See LITERATURE INDEX

ZEPPELIN Airships. See Airships under Aeronautics
Zinc Alloys. See Alloys under Metallurgy
Prices. See Metal-Price Diagrams
Standard Specifications for, 208

Grace's Guide To British Industrial History

Engineering 1927 Jan-Jun: Index: General Index

See Also

Sources of Information