Engineering 1931 Jan-Jun: Index: General Index

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GENERAL INDEX

ABRASION, Intermetallic, Tests of, 783*
Abt, E., on Torsional Stresses with Plastic Shear, 721*
AC-Sphinx Sparking Plug Co., Ltd., Works of,

Accidents :

Aeroplane Accident, Meopham, Report, 146
Airship “ R101,” Wreck of, Report, 487.
See Letter, 523 Dams, Failure of, 838
Explosions, Boiler. See Boiler Explosions and Paragraph Index
Fire at Portishead Power Station, 88
Mines, Electrical Accidents in, Report, 82
Railway Accidents, Liabilities of Railway Companies, 519
Steamer “ Fullagar,” Accident to, 460
Accordion for Valve Stem, 10,000-kw. Mercury Turbine, 67
Accumulators, Hot-Water, for Peak Loads, 185
Acetylene Welding. See Welding
" Acheron,” H.M. Destroyer, Trials, 606
Acid Pump, Motor-Driven (Meldrums, Ltd.). 228*
Acoustics, Ultrasonics, 306
Adam, J. L., on Corrosion in Oil Tankers, 643
Adams G. on Clay for Glass-Melting Pots,
Adamson, J., and Cb., 10-ton Overhead Travel¬ling Crane,. 761*
Address, Presidential. See Presidential Address
Adlershof, Berlin, Experimental Institute for Aviation, Yearbook (Review), 68 Admiralty Research Department, Recording Echo-Sounding Apparatus, 726
See also Warships
Aerial Navigation. See Aeronautics
Ropeway. See Wire Ropeway
Transport. See Aeronautics
Aerodynamics. See Aeronautics

Aeronautics :

Aerodynamics and Hydrodynamics, Dr, Prandtl's Lectures on (Review), 109
Aerofoils, Model, Suspension in Wind Tunnel, 690*
Aeronautical Exhibits, British Empire Exhibition, Buenos Aires, 420
Research Committee, Investigation of
Heat-Treated Aluminium Alloys, 371,
383; Report on Meopham Aeroplane Accident, 146
Institute, Tokyo, Wind Tunnels, 689
Aeroplane Accident, Meopham, Report, 146
Torpedo-Carrying (Vickers (Aviation), Ltd.), 741*
Air Ministry Technical Staff and Adminis¬tration, 675. See Letters, 740
Aircraft, British Empire Exhibition, Buenos Aires, 420
Marine, Elementary Naval Architecture (Review), 458
Airship Hangars, Wind Stresses in, 751
Helium Production in United States, 672
“ R.101,” Design of, 675. See Letter. 740
Torsional Vibration of Engines, 746*
Wreck of, Report, 487. See Letter, 523
Service, Government Policy, 675. See Letter, 740
Works, Royal, Cardington, Work of Meteorological Office, 176
Aviation of To-day, History and Develop¬ment (Review), 199
Engine, Oil, Beardmore Tornado, Airship‘rR.101," Torsional Vibration in, 746
Petrol, Aeroplane, “ Bristol ” Jupiter, Limits used in, 746
Aeroplane, Mineral Oil for Lubrica¬tion of, 616
Aeroplane, Steels for Valve Springs, 307, 314* 874*
German Experimental Institute for Aviation, Yearbook (Review), 68
Helium Production in United States, 672
Royal Aircraft Establishment, Investiga¬tion of Aeroplane-Engine Valve Springs, 314*. 374*. See 307
Seaplane Station, Genoa, 136*
Wind Pressures on Cylinders, S65*
Tunnels, Japanese, 689*
See also Paragraph Index
Aeroplanes. See Aeronautics
Aeroto Forced-Draught Fan, 766*. See Letters, 804, 835
African Colonies, French West, Developments: in, 128
Ageing, Artificial, Effect on Sea-Water Corrosion of Super-Duralumin, 3S4, 406*
Agricultural Engineering Investigation, Report, 127
Hall. See Exhibition
Machinery, British Empire Exhibition, Buenos Aires, 317, 420
Combined Harvester and Thresher (Clayton and Shuttleworth, Ltd.), 139*
Exhibition, Paris, 181
Industry, Position and Prospects, 266 ,
in Western Canada, Report, 248
Society, Royal, Annual Report, 127, 143
Tractors. See Tractors
Agriculture. See also Irrigation and Para¬graph Index
Air, Compressed. See Compressed Air ; Pneu¬matic
Compressor, Hand-Operated (Reavell and Co.,: Ltd.), 605
Single-Stage (Reavell and Co., Ltd.), 33*
Single-Stage, Rotary, Motor-Driven (Hick, Hargreaves and Co., Ltd.), 223*
Conditioning Plant (Davidson and Co,, Ltd.,), 226*
Heater Installations in Ships, 492, 585*
10,000-kw. Mercury-Turbine Plant, 66*
(Prat-Daniel Corporation), 285
Lift Pumps, Efficiency of, 430, 485
Pump. See Pump
See also Atmosphere
Aircraft. See Aeronautics
Airships. See Aeronautics
Alberta, Natural-Gas Storage Experiments, 460
Albertazzi, A., Port of Genoa Extensions, 4*, 73*. 184*
Alcoa Power Co., Ltd., Chute a Caron Hydro- Electric Scheme, Diversion Canal, 712
Aldwych-Holbom Tramway Subway, Enlarge¬ment, 107*
Alexander Landing, River Nipigon Hydro- Electric Plant, 529
Alkali Works, Annual Report, 800
Allan, J. E., on Electrical Equipment of Ships,
Allan, J. F., the Late, 760
Allan, P,, on George’s River Bridge, New South Wales, 462
Allday, W., and Co., Rivet-Heating Forge, 217
Allen, R. S., on Borehole Pumping Plant, 435*. See 430
AUen-Sherman-Hoff Co., Ash Remover, 846
Allgemeine Elektrizitats Gesellschaft, NaiUng Machine for Cable Drums, 665*
AUoys. See Metallurgy; Microphotographs; and Paragraph Index
AUuvlal Channels, Curvature Effects in, 196, 260*. See Errata, 702
Alpha Rays, Researches on, 379*, 411*. 439*, 493*
Alternating Current. See Electric Stress. See Teste (Materials')
Alternators. See Generators, Electric; Turbo-Generators
Altrincham-Manchester Railway, Electrifica¬tion of, 645*
Aluminium AUoys. See Alloys under Metal¬lurgy Crystal, Structure of, 660*
Flow and Fracture of, 383
Furniture, Manufacture of, 661
Welding of, 524
See also Metallurgy; Metal-Price Diagrams America, Industrial Leadership in, 767 American Association of Engineers, Award of Clausen Medal to Dr. J. A. L. Waddell, 706
American Flexible Coupling Co., Flexible Coupling, 346*
American Gear Manufacturers Association, Report on Strength of Gear Teeth, 580*
Iron and Steel Institute. See Iron and. Steel
American Shipbuilding Co., Gate-Ufting Pon¬toon, Welland Ship Canal, 440*, 472*,
Society of Civil Engineers. See Civil Engi¬neers
American Society of Mechanical Engineers. See Mechanical Engineers.
for Testing Materials. See Testing Water-Purification Practice, 838
See also United States "Amerika,” M.S., 495
Ammonia-Recovery Plant, Partington Gas Works, Manchester, 740
Analysis, Chemical, of Special Steels (Review), 262
Physical, of Lubricating Oils, 178
of Coal for Export, Standard Specification, 94,113
Andrews Toledo, Ltd., Rolling Mill, 420
Annealing. See Deal Treatment under Metal¬lurgy
Annual Publications. See Literature Index
Anti-Friction Metals. See Alloys under Metal¬lurgy .
Antimony Alloys. See Alloys under Metallurgy
Effect on Copper, 410, 777*
Prices. See Metal-Price Diagrams Apparatus, Scientific, Exhibition, Royal
Society Conversazione, 678, 708*
Physical and Optical Societies' Exhibi¬tion, 53*, 84*, 121*
Appleby Iron Co., Ltd., Steel-Melting Shop, 616*, 650, 686*
Applied Mathematics for Engineers (Review), US
Appointments. See Paragraph Index Arc.
See Electric; Furnace; Welding Arch Bridge, Ferro-Concrete, Elorn River, Finisterre, 644
Dam, Concrete', Hoover, River Colorado, 838
Archbutt, S. L„ on Effect of Antimony and
Arsenic on Copper, 777*. See 410
Architects, Naval. See Naval Architects
Architecture, Modern (Review), 261
Ardnacrusha Power Station, Shannon Hydro-Electric Scheme, 250*, 340*, 526*
Ardometer (Elliott Brothers (London), Ltd.),. 669
Argentina, British Empire Exhibition, Buenos Aires, 317, 420
Economic Conditions in, Report, 318
Yguassn River Hydro-Electric Scheme, 758
Armature, Small, Method of Balancing, 818
Armour, Iron, Early Experiments with, 70
Armoured Ships. See Warships
Armstrong, Whitworth and Co. (Engineers), Ltd., 350-lb. Brass Furnace, 218* ; White- Metalling Plant, 218*
Arrol, Sir W. and Co., Ltd., Rolling-Lift Bridge, Birkenhead, 339
Arrol's Ferro-Concrete Reference Book (Re¬view), 725
Arsenio, Effect on Copper, 410, 777
Arterial Roads. See Roads '-Artesian Borehole at Slough, 803
Arts, Royal Society of, Competition for Indus¬
trial Designs, 453, 540; Cray Memorial Trust, 463; A New Prime Mover, by J. F. J. Malone, 768
Ash, Coke, in Blast Furnace, 707
Remover (Allen-Sherman-Hoff Co.), 846
Askania Regulator Gear (R. L. Quertier), 769
Aspey, T. H., on Experiments on Syphon Spill¬ways, 63
Association, British. See British Association Engineering. See Institutions Astronomical Observatory, Stockholm, Re¬volving Dome for, 257*
Astronomy, Globular Star Clusters, Model, 678
Atkins Brothers (Hinckley), Ltd., Failure of Steam-Heated Press, 93
Atlantic Steamship Service, Position of, 564
Atmospheric Pollution, Report, 396 Atoms, Sizes of, 350
Australia, Economic Conditions in. Report, 609
Finance and Engineering Investments, 523*
New South Wales, George's River Bridge, 462
Shale-Oil Industry, 385, 750
Sugar Loaf Rubicon Hydro-Electric Scheme,
Float-Controlled Larner-Johnson Valves, 81*
Autoclave, Copper, Steam-Heated, Explosion AkOf, 460
Autogenous Welding. See Welds and Welding
Automatic Machine Tools. See Machine Tools Stokers. See Stokers
Automobile Engineers, Institution of, Stan¬dardisation, by L. A. Legros, 397; Injection, Ignition and Combustion in High- Speed Heavy-Oil Engines, by Dr. S. J. Davies and E. Giffen, 517
Automobile. See Motor Gars
Automotive Engineers, Society of, Production of Gasoline and Lubricants by Hydrogenation, by R. T. Haslam, and W. C. Bauer, 274
Auxiliary Machinery, Marine. See Marine
Avery, W. and T., Ltd., Saturation Tester, 86* ;
Overhead Track Weigher, 222*; .Specific- Gravity Balance for Liquids, 373*
Aviation. See Aeronauftcs
Axle Box, Railway, Isothermos Self-Oiling (British Isothermos Co., Ltd.), 76*

BABCOCK and WILCOX Air Heaters, Per¬formances of, 685
Boilers, Explosion of, 94, 460
Boilers, Historical Exhibit at United States National Museum, 249
Babcock and Wilcox, Ltd., 33-b.h.p. Single- Cylinder Oil Engine, 2X0*: Coal-Distil¬lation Plant, Dunston, 386*, 459*
Back River Hydro-Electric Plant, Montreal, 286
Bacon, Prof. F., on Fatigue Stresses and Break¬age of Rolls, 280*, 341*. See Letter, 368
Baggage Examination Hall, Port of Genoa, 74
Bahia Blanca, Ingeniero White Grain Elevator System, 420
Bailey, F., on Work of Ferranti, 116
Bailey, F., the Late, 803
Baird <fe Tatlock (London), Ltd., Exhibits at
Physical and Optical Societies’ Exhibition, 121
Balances, Chemical (L. Oertling, Ltd.), 124
Specific-Gravity, for Liquids (W. and T. Avery, Ltd.), 373*
Balancing Machine, Dynamic (Tinius Olsen Testing Machine Co.), 591*
Static (E. H. Lamb), 769
Small Armature, Method of, 818*
Ball -Bearings. See Bearings
Hardness Tests. See Hardness under Tests (Materials)
Bannister, Prof. C. O., on Sub-Crystalline Structure of Ferrite, 707
Barclay Davit Co., Ltd., Gravity Davits, 91
Barimar, Ltd., Welding of Elektron, 081
Barklie, R. H. D., on Electro-Deposition and Fatigue Stresses, 676
Barnes Drill Co., Cylinder-Honing Machine, 95
Barnhart Island Hydro-Electric Scheme, 287*.
See Addendum, 330
Barnsley, Grimethorpe Colliery, Pulverised- Fuel Plant, 39*. See Addendum, 110
Barrage, Nag-Hamadi, River Nile, 20*
Barrier, Harbour, Genoa, 73*
Barry, A. J., and Partners, and Sir J. W. Barry and
Partners, Bromborough Dock, Port Sun¬light, 552*
Bascule Bridge. See Bridges
Batson, R. G. C., on Steel for Laminated Springs, 405*. See 307
Battersea Power Station, Faraday Memorial Stone, 580
Battleships. See Worships
Bauer, W. C., on the Hydrogenation Process. 274
Beam, Ferro-Concrete, Arrangement of Steel in, 409.*. See Erratum, 515
Frame Connections of Ships, 492*
Needle, Bellows Falls Hydro-Electric Scheme, 97*
Bearing Metals. See Alloys under Afeioiiuryy
Pump, Borehole, 430, 438*
White-Metalling Plant for (Sir W. G. Arm¬strong, Whitworth and Co. (Engineers), Ltd.), 218*
Belling and Co., Electric Fires, 236
Bellingham and Stanley, Ltd., Exhibits at Physi¬cal and Optical Societies' Exhibition, 86
Bellows Falls Hydro-Electric Scheme, 97*. 161* 263*
Bench Marks for City Triangulation, 507
Bending Machine. See Machine Tools Tests. See Tests (Materials)
Bends, Pipe, Flow in, 260*. See Errata, 702
Bergius Process, Liquefaction of Coal, Experi¬ments by Fuel Research Board, 18
Berlin, Adlershof Experimental Institute for Aviation, Yearbook (Review), 08
Berlin, Machine Works, High-Pressure Loco¬motive, 149,155*, 245, 278. See LETTER, 809. See ErraZum, 501
Steam Table Conference, Second Interna¬tional, Report, 296, 393
World Power Conference. See World Power Conference
Bermuda Electric Light, Power and Traction Co., 2,500-h.p. Fullagar Oil Engine, 605
Berry’s Electric, Ltd., Water Heater, 230
Bessemer Medal, Award to Sir H. C. H. Car¬penter, 650
Process, Basic, Possibilities in England, 679, 683
Bevel Gears. See Gears
Bicycles. See Cycles and Motor Cycles
Billingham Power Station, Prevention of Fume and Grit Emission, 800
Binary Alloys. See Alloys under Metallurgy
Birkenhead,” H.M.S., History of, 71
Birkenhead, Rolling-Lift Bridge, 339
Birmingham Aluminium Casting (1903) Co., Ltd., Aluminium-Alloy Motor Launch, 542
British Industries Fair, 209*. See 308
Birmingham Electric Furnaces, Ltd., 70-kw.
Conveyor-Type Electric Furnace, 231 ; Annealing Furnace, 231*
Gas Department, Tests of Copper Flue-Back Boilers, 269
University, Investigation of Thermal-Storage Heaters, 561*, 664*
Birthday Honours List, 739
Bismuth AUoys. See Alloys under Metallurgy
Extrusion of, Investigations, 382, 403*, 463
Bituminous Emulsions for Roads, Hand-Spraying Machine for (Wallis and Steevens, Ltd.), 268*
Blache, Dr. H. H., on Marine Diesel Engines, 494*. See 490
Blackstone and Co., Ltd., 1,250-b.h.p. Eight- Cylinder Vee-Type OU Engine, 209*
Blading, Turbine, Erosion of, 550, 579, 588
Blakeborough, J., and Sons, Ltd., Float-Con¬trolled Larner-Johnson Valves, 31*
“Blanche,” H.M. Destroyer, Trials, 339
Blanking Presses, 45-450-ton (J. Hands and Sons, Ltd.), 217*
Blast Furnaces. See Furnaces.
Blenkinsop, J., Centenary of, 106
Blow-Off Valve, Duplex (Cochrane Corpora¬tion), 255*
Valve (Everlasting Valve Co.), 256*
Blowers, Agricultural, at Paris Agricultural Machinery Exhibition, 181
“Boadicea,” H.M. Destroyer, 484
Board of Education, Report on Education for Engineering Industry, 547
of Trade Committee on Gas Legislation, 303
Committee on Patents, Report, 488
Reports, Boiler Explosion Inquiries, 93, 460, 774
See also Overseas Trade Department Boat, Motor. See Motor Boat
Submarine. See WawAijw
Bohm and Kruse Nailing Machine for Cable Drums, 665*
Boilers, Babcock and Wilcox, Explosion of, 94, 460
Babcock and WUcox, Historical Exhibit at United States National Museum, 249
Crane, Explosion of, 93
Domestic, Copper, Effect of Coke Fires, 269
Exhaust Gas, Use in Motorships, 496*
Explosion Inquiries, Board of Trade Re¬ports, 93, 460, 774
Flash, High-Pressure, Suggested Design, 760*
Flue Gases, Heat Losses in, 492, 585*
and Furnace Control Instruments (Elliott Brothers (London), Ltd.), 557*, 600* See Furnace and Stoker
High-Pressure, Effect of Scale in, 145
Houses, Pneuconex Grit Catchers for, 298*
Lancashire, Mechanically-Fired (Turbine Furnace Co., Ltd.), 95*
Pulverised-Fuel Plant for, -39*. See Addendum, 110
Lofller, High-Pressure, 537.* See Letter, 760*
for High-Pressure Locomotive, 149,155*,
246, 278. See Letters, 309, 760*
Witkowitz Mining Co., 311*
Locomotive. See also Locomotive Marine, Early History of, 163
Explosions of, 94, 460
Improvements in, 333
Use of Air Heaters with, 492, 585*
Water-Tube versus Scotch, 333
Mercury, for 10,000-kw. Mercury-Turbine Plant, 65*. See Addendum, 142
Plate, Accelerated Cracking of, 680
Portable, Explosion of, 94
Scale, Formation and Properties of, 145
Schmidt, for Locomotive (Canadian Pacific Railway Co.), 780*
Steam, Strengthening Welded Seams, 525
Thermax Vertical Cross-Tube (Ruston and Hornby, Ltd.), 14 J„
Tubular, Introduction into H.M. Navy, 164
Water-Tube, Effect of Scale in, 145
Tube, Johnson, S.S. “ Empress of
Britain,” 638* See Addendum, 672
Tube, in Mercantile Marine, 491, 618*
See ErraZwrw, 545
Tube, Yarrow, S.S. “ Empress of Britain,” 638* See Addendum, 672
Tube, Yarrow, Installations in Ships, 491, 618* See Frrotum, 545
Yarrow-Gresley, for High-Pressure Loco¬motive, 149, 156*, 245, 278, 357*, 416.* See Letter, 309
See also Engines and Boilers in Paragraph Index
Bollards, Quayside (Review), 458
Bolts, Turbine-Cylinder, Electrical Heating of Bombay Harbour Survey and Tidal Model, 296
Bondy, O., on Structural Steel Welding, 322
Books, New, Notes on, 61, 158, 252, 377, 510, 584 781,806. Sec Literature Index Received, 78, 142, 270; 300, 360, 392, 422, 452, 514, 544, 574, 606, 672, 702. 734, 764, 796’ 828
Booms, lee, Bellows Falls Hydro-Electric Scheme, 08*, 161*
Borehole, Artesian, at Slough, 803
Borehole Pumping Plant, 430. 435
Sinking of, 838
Boring Machine. See Machine Tools Bradfleld, Dr. J. J. C., Sydney Harbour Bridge,
Erection of Main-Span Cross-Girders, 337*
Bradford Technical College, Tests of Inter¬metallic Abrasion, 783*
Bradley, J., on Steel for Laminated Springs, 405*. See 307
Bradley, T„ Pillar-Type Drilling Machine, 218; Key-Seating and Slot-Milling Machine, 218*
Bragg, Sir W. H., on the Raman Effect, 291*; on Sizes of Atoms, 350; on Structure of Liquids, 706
Bragg, Prof. W. L-, on the Architecture of Solids, 660*
Brake-Lining Material, Abrasion Tests of, 784
Rail, Eddy-Current (Westinghouse Brake and Saxby Signal Co., Ltd.), 530*
Brand, C., and Son, West India Docks Improve¬ments, 501*, 531* ™ _
Brass-Melting Furnace, 350-lb. (Sir W. G. Armstrong, Whitworth and Co. (Engineers), Ltd., 218
Naval, Notched-Bar Bending Tests, 347
Brassey’s Naval and Shipping Annual (Review), 474
Bray, G., and Co., Ltd., Electric Hot-Plate, 233
Brazil, Economic Conditions in, Report, 742
Yguassu River Hydro-Electric Scheme, 758
Brazing Solder, Specification, 678
Breakdown. See Accidents
Crane. See Crane
Breakwater Construction, Port Arthur Har¬bour, Lake Superior, 543
Port of Genoa, 5*, 73*, 134*
"Bremen," S.S., Norddeutseher-Lloyd, 564; Boilers, 491, 618
Brice, L. J., on Silicon-Aluminium Bronzes, 498*. See 410
Bricks, Fire. See Refractory Materials
and Stone Breaker (Liner Concrete Mach¬inery Co.), 220*)
Walls, Reinforced, in Japan, 44*
Bridge, Charing Cross, Proposals, Report, 335, 425
Bridge D., <fc Co., Ltd., Rubber-Mixing Machine, 227* ; Packingless Connection, 228*
Bridges, Ferro-Concrete, Arrangement of Steel; Si, 409*. See Erratum, 515
Concrete, Long Span, 644
Concrete, Shannon Hydro-Electric Scheme, 252
Concrete, Woodbridge Road Crossing,
New Jersey, 810*
George’S River, New South Wales, 462
Montreal Harbour, 351*, 411*
Nerbudda, Reconstruction of, 417
Railway, Strengthening by Welding, 322*
Rolling-Lift, Birkenhead, 339
zpift, West India Docks Improvements,
Swing, Rolling Lift and Vertical Lift,
Welland Ship Canal, 581*, 594*, 613*, 662*, 691*, 787*, 821*
West India Docks Improvements, 501*,
Vertical-Lift, River Tees, Middlesbrough, 15
Welded Pedestals for, Tests, 179
Welland Ship Canal, Electrical Power
Supply for, 166*, 594*, 691*, 821*
Wind Resistance of, Model Tests, 6G8
Briggs, Tercentenary of, 171 .
Brightsidc Foundry and Engineering Co Ltd., 112-ton Ingot Mould, 339*; Electric Rolling Mill, 420
" Brilliant ” H.M. Destroyer, Trials of,-297
Brimsdown Power Station, 38,000-36,000-volt Turbo-Alternator, 421
Brindley, J., Absence of Memorial to, 644
Brinell Tests. See Hardness under Tests
Bristo^Corporation, Portishead Power Station Fire, 88 T. , w —. :
Jupiter Aeroplane Engines, Limits used in,
British Aerotechnieal Co., Ltd., Aeroto Forced- Draught Fan, 756*. See LETTERS, 804 835
Architects, Royal Institute of Building Industry Advisory Council, Report, Bdd
Association, Centenary Meeting, London, Engineering Section, Programme, 832
Cast Iron Research Association, Investiga¬tion on Growth and Scaling of Grey Cast Iron, 706, 839* , .
Columbia, Minister of Mines, Annual Report, Corporation Register of Shipping and Air¬craft, Register Book, 271; Rules and Ecramnic Mission to Far East, 705
Electric Resistance Co., Ltd., Exhibits at Physical and Optical Societies Exhibition,
Electrical and AUied Industries Research
Association, Annual Report, 7; Luncheon,
Empire Exhibition, Buenos Aires, 317, 420
Mineral Position of Report, 763
Engineering Standards Association, bee Engineering Standards
Foundrymen, Institute of, National Certi¬ficates in Foundry Practice, 829
Industries Fair, Birmingham, 209*. Bee 308* ; London Section, 277
Federation of, Report on Trade Mission to Canada, 832 • , . , _
British Insulated Cables,Ltd., .Electrie Seam Welder, 229* ; Electric Wire Welder, 230
British Isothermos Co., Ltd., Railway Axle
British Mannesman!! Tube Co., Ltd., Explosion of Babcock and Wilcox Boiler, 94
Navy. See H. M. under Warships
Non-Ferrous Metals Research Association,
Investigation of the Effect of Antimony and Arsenic on Copper, 410,777*; London Headquarters, 772*
Power and Fuel Bulletin, 523
British Railways. See Railways
British Sangamo Co., Ltd., Alternating-Current Meter Test Bench, 230*
Sea Power, 1000-1030, 428
Shipbuilding. See Wing
Shipping See Shipping
Steel, National Mark for, 335
British Thomson-Houston Co., Ltd., 1,500-volt Mercury Rectifier and Motor Generators, 645*
Trade. See Trade
West Indies, Economic Conditions, 202
Bromborough Dock, Port Sunlight, 552
Bronzes, Aluminium, Effect of Silicon on, 410, 498*
Chinese, Early, Corrosion of, 366
Brookes (Oldbury), Ltd., Guillotine Shears, 239; Planishing Hammer, 239*
Browett, Lindley <fe Co., Ltd., 120-b.h.p. Three-Cylinder Two-Stroke Oil Engine, 120*
Brown Bayley’s Steel Works, Ltd., Electric Motor for Rolling-Mill Drive, 369*
Brown-Boveri 30,000-kw. Turbo-Generators, 312*
Brown, D., and Sons (Huddersfield), Ltd., Self- Balancing Reduction Gear, 513*
Brown, H. A., Impounding Wall, Weston- super-Mare, 477*
Brown Instrument Co., Flow Meter, 345
Brown, J., and Co., Ltd., S.S. “Empress of
Britain,” 625*. See Addendum, 672
Brown, P., the Late, 740
Brown, S. G., Ltd., Electro-Megaphones, 236
Bruce, R., on Great North Road over the Gram¬pians, 402
Brunner, Mond and Co., Ltd., Explosion of Bab¬cock and Wilcox Boiler, 460
Brussels-Charleroi Canal Locks, Roller Sluice Gate, 512*
Buckingham, Prof., Work on Gear Teeth, 580
Buenos Aires, British Empire Exhibition, 317, 420
Town-Refuse Disposal Scheme, 393
Buffing Machine, Motor-Driven (W. Canning and Co., Ltd.), 234*
Building Construction, High, Mechanics of (Review), 198
See also Ferro-Concrete and. PARAGRAPH Index
Electric Heating of, 415
Facades of (Review), 261
High, Wind Bracing of (Review), 458. See 725
Industry Advisory Council, Report, 833
Montreal Office, Sun Life Assurance Co. of Canada, Ltd., 813
Research Board, Report on Construction Joints in Concrete, 60 ; Report on Pattern Staining of Plasters, 655
Steel-Frame, Wind Stresses in, 751
Wind Stresses in (Review), 725. See 458
“ Bulldog,” H.M. Destroyer, Trials, 515
Bureau of Mines. See United States of Standards. See United States
Burks, I. E., on Design of Hydraulic Structures, 390
Burner, Pulverised-Fuel (G. P. F. Burner Co.), 39*. See Addendum, 110
Fuel, Karolinenschacht Power Station, 540*
Burnley Corporation, Oswald Street Gas Works, 770
Burrill, L. C., on Seaworthiness of Collier Types, 465*. See 444
Busenberg, E. B., on Utilisation of Waste Rubber, 25
Business Charts (Review), 786
By-Products, Industrial, Utilisation of, 25

C

CABLES. See Wire Ropes and Electric Cableway. See Wire Ropeway Cadmium, Deposition of, 336
Extrusion of, Investigations, 403, 464*
Properties of, 381
Silver Alloys, Constitution of, 382
Caissons, Dry Dock, Port of Genoa, 6* .
Ferro-Concrete, Impounding Wall, Weston-super-Mare, 477*
Montreal Harbour Bridge, 352*, 413*
Calenders, Laundry, Packingless Steam Pipe Connection (D. Bridge <fc Co., Ltd.), 228*
Callender’s Cable and Construction Co., Ltd., Track Equipment, Electrification of Manchester-Altrincham Railway, 645*
Cambois Colliery, Electrical Accident in, 82
Cambridge Instrument Co., Ltd., Exhibits at Physical and Optical Societies’ Exhibition, 55*, 84*; Katz Carbon-Monoxide Re¬corder, 708*
Cammell Laird and Co., Ltd., S.S. “ Fullagar,” 460; H.M. Submarine “Phoenix,” 61
Cams, Stresses in, Optical Analysis of, 116
Canada, Alberta, Natural-Gas Storage Experi¬ments, 460
Back River Hydro-Electric Plant, 286
Chute i Caron Hydro-Electric Scheme, 390, 712
Engineering Institute of, Chute and Caron
Hydro-Electric Scheme, by C. P. Dunn and I. E. Burks, 390. See 712; Alexander Power Development, Nipigon River, Ontario, by Dr. T. H. Hogg, 529
Geodetic Survey of, Publications, 508
Montreal Harbour Bridge, 351*, 411*
Office Building, Sun Life Assurance Co. of Canada, Ltd., 813
Ontario, Alexander Landing Hydro-Electric Plant, 529
Port Arthur Harbour, Breakwater Construc¬tion, 543
River St. Lawrence Development Schemes, 287*. See Addendum, 330
Trade Mission to, Report, 832
Welland Ship Canal Reconstruction, 166*, 200*, 319*, 380*, 440*, 472*, 534*, 580, 581*, 594*, 613*, 662*, 691*, 787*, 821*
Western, Agricultural Machinery in, 243
Canadian Bridge Co., Vertical-Lift Bridges, Welland Ship Canal, 581, 613*, 787*, 821*
Department of Mines, Experiments on Under-Water Storage of Coal, 616
Pacific Liner “ Empress of Britain,” 625*.
See Addendum, QTZ
Railway, 2-10-4 Type Locomotive with Schmidt Boiler, 780*
Canadian Pacific Steamships, Ltd., Water-Tube Boilers in Ships of, 491, 618*
Paper and Iron Industries, Use of Iron Pyrites in, 244
Power Plants, Recruitment of Engineers for, 373
Canal, Charleroi-Brussels, Roller Sluice Gate, 512*
Diversion, Chute A Caron Hydro-Electric Scheme, 712
Faroukia and Fouadia, Nag Hamadi Barrage, Regulators for
Headrace, Bellows Falls Hydro-Electric Scheme, 97*
Manchester Ship, Annual Report, 485
Panama, Annual Report, 457
St. Lawrence, Proposed, 287*. See Adden¬dum, 330
Suez, Need for Reduction of Dues, 489, 644
Welland Ship, Canada, Reconstruction,
166*, 200*, 319*, 380*, 440*, 472*, 534*, 580, 581*, 594*, 613*, 662*, 691*, 787*, 821*
See also Paragraph Index Candy, A. M., on Arc Welding, 524
Canning, W., and Co., Ltd., Portable Filter for Electroplating Vats, 233* ; Buffing Machine, 234*
Cantilever Bridge. See Bridge
Can vary Water Heater (Berry’s Electric, Ltd.), 230*
Capacity. See Electric
Capstan Lathe. See Lathe under MacAini Tools
Car, Dynamometer, for Tractor Trials, 13*
Motor. See Motor Car
Washing Machine, Tramway (Leeds, Tozzer and Co., Inc.), 124*
Carbon-Dioxide Recorder (Elliott Brothers (London) Limited), 600*
Effect on Growth of Cast Iron, 706, 839*
Monoxide and Hydrogen Meter (Elliott Brothers (London), Ltd.), 601*
Recorder, Katz (Cambridge Instrument Co., Ltd.), 708*
Carbonal Carburising Liquid, 803*
Carburising Liquid, Carbonal, 803*
Cardington Meteorological Office, Work of, 176
Cards, Computing, for Harmonic Analysis, 299
Cargo Steamers. See Steamers Carlton Main Colliery Co., Ltd., Grimethorpe
Colliery, Pulverised-Fuel Plant, 39*. See Addendum, 110
Carnegie Medal, Award to Dr. E. Valenta, 679
Carpenter, Sir H. C. H., Award of Bessemer Medal to, 650
Carriages, Electrification of Manchester-Altrinc¬ham Railway, 646*
Railway, Suggested Light Construction, 760.
See Letter, 835
Stresses in Frame, 196*
Cartel, Steel, Continental, Reorganisation, 114
Case Hardening. See Beat Treatment under Metallurgy
Cast Iron, Abrasion Tests of, 784
Fatigue Properties of, 280*, 341*. See Letter, 368
Grey, Growth of, Effect of Carbon and Silicon, 706, 839* .
Malleable (Review), 533
Research Association, British, Investiga¬tion} on Growth and Scaling of Grey Cast Iron, 706, 839*
Castings, Steel and Iron, for Steam Turbines, 589
Catalogues, 63, 94, 128, 159, 190, 248, 286, 316, 408, 438, 529, 560, 590, 604, 658, 719, 744, 780, 812. See Paragraph Index
Cells. See Electric
Celluloid Model, Railway-Carriage Frame, Optical Stress Analysis of, 196*
Cellulose Acetate Silk Co. versus Widnes Foundry, Ltd., 579
Cement, Indian Market for, 480
Strength of, 644
Works, Prevention of Dust from, 800
See also Concrete and Paragraph Index
Cementation. See Heal TradmenZ under Metallurgy
Cementite, Solution of, in Carbon Steel, 27
Centenary Celebrations, Faraday, Programme, 591
of J. Blenkinsop, 106
of D. E. Hughes, 677
of H. Maudslay, 268
of W. Symington, 384* See Erratum, 423
Central Station. See Power Station Centrifugal Pumps. See Pumps
Century Electric Co., Fan-Cooled Induction Motor, 468*
Certificates, National, in Foundry Practice, 829
Chain Drive, Ring Oiler for (Morse Chain Co.), 344*
Links, Wrought-Iron, Nature of Lamina¬tions in, 653*, 680
Pump, Old, at Hampton Court, 296
Track Tractor. See Tractor
Chainomatic Chemical Balance (L. Oertling, Ltd.), 124
Chambers, H. C., Neo-Micrometer, 775*
Chance Brothers and Co., Ltd. Glass Silk for Heat Insulation. 613*
Change-Speed Gear. See Gear; Motor-Car Details
Channels, Alluvial, Curvature Effects in, 196, 260*. See Errata, 702
Charing Cross Bridge Proposals, Report, 335, 425
Charleroi-Brussels Canal Locks, Roller Sluice Gate, 512*
“ Charlotte Dundas,” S.S., History of, 384*. See Erratum, 423
Charts, Business (Review), 786
Chase, E. S., on Water Purification, 838
Chatley, Dr. H., on Curvature Effects in AUuvlal Channels, 196, 260*. See Errata, 102
Chemical Analysts of Special Steels (Review), Balances (L. OertUng, Ltd.), 124
Engineers, Institution of, Industrial Wastes, '
by J. B. G. Kershaw, 25; Whitewater in Paper and Pulp Mills and Its Utilisation, by R. J. Marx, 25; Distillation of Wood Waste and Utilisation of Products, by M. Schofield, 25; Utilisation of Industrial By-Products in Pulp Industries of United States, by R. W. Griffith, 25; Use of Wood Waste for Heating and Generation of Power, by' 0. Wans, 25; Utilisation of Waste Rubber, by E. B. Busenberg, 25; Recovery of Metals from Waste Materials, by Prof. J. W. Hinchley, 26; Annual Dinner, 865
Treatment, Halifax . Corporation Water Supply, 816*
Chemistry. See also Paragraph Index
Chesters, Dr. J. H., on Refractory Materials for Induction Furnaces, 775, 844*. See 707
Chicago District Blast Furnace and Coke Association, Report on Blast-Furnace Design, 518
Midwest Power Conference, Trends in
Steam-Turbine Development, by Prof. A. G. Christie, 620
Chilling Cast-Iron Rolls, Effect of, 843. See Letter, 868
Chimneys, Circular, Wind Pressure on, 565
China, British Trade with, 705
Economic Conditions in, Report, 242. See 661
Hangchow Waterworks, 574
Railway Development in 779, 805*
South, Trade Prospects in, Report, 661
Whangpoo River, Curvature Effects In, 196, 260*. See Errata, 702
Chinese Bronzes, Early, Corrosion of, 866
Chorlton, A. E. L., on Internal-Combustion
Engine Development, 677, 711, 745*
Christie, Prof. A. G., on Peak-Load Capacity with Bleeder-Turbines, 185*; on Steam- Turbine Development, 620
Chromium, Electro-Deposition ol, 336
Churchill Machine Tool Co., Ltd., Universal Grinding Machines, 153*
Chute A Caron Hydro-Electric Scheme, Con¬struction Methods, 390; Diversion Canal, 712
Cinemas and Theatres, Modern (Review), 261 See also Kinematograph
Circular Saws) See Saws under Machine Tools
Circulating Pumps. See Pumps City Triangulation, 505*
Civil Engineers, American Society of, Report on.Wind Bracing in Steel-Frame Buildings, 761
French Society of, British Section, Long- Span Bridges in Ferro-Concrete, by T. J. Gneritte, 644

Civil Engineers, Institution of :

Experiments on Syphon Spillways, by
Prof. A. H. Gibson, T. H. Aspey and F. Tattersall, 63
Strength of Arc-Welded Joints, by,F. R. Freeman, 192
Some Methods of Gold Mining, by J. Whitehouse, 202
Bombay Harbour Survey and Tidal Model, by J. McClure, 206
Annual Dinner, 865 Great North Road over the Grampians, by R. Bruce, 402
Reconstruction of Nerbudda Bridge, Great Indian Peninsula Railway, by G. C. Minnitt, 417
George’s River Bridge, New South Wales, by P. Allan, 462
James Forrest Lecture, on Engineering Research, by Sir T. E. Stanton, 601, 667
Conversazione and Exhibition, 768
Manchester Branch:
Electric Thermal Storage for Building Heating, by S. Mel. Saunders and W. L. Swale, 415
Clarke, Chapman and Co., Ltd., 4-ton Level-
Luffing Crane, 127* ; 4i-ton Electrically- Driven Trawl Winch, 688*
Clarity Indicator, Water, Halifax Corporation Filtration Plant, 816*
Clausen Medal, Award to Dr. J. A. LI Waddell, 706
Clay Mixtures for Glass-Melting Pots, 573
Clayton, D., ' on Heat-Treated Aluminium Alloys, 371*. See 383
Clayton and Shuttleworth, Ltd., Combined Har¬vesting and Threshing Machine, 189*
Clearances for Valve Stems, 182
Clegg, J. H., on Oswald Street Gas Works, Burnley, 770
Cleveland Bridge and Engineering Co., Ltd.,
Look Gates, West India Docks, 631
Iron Prices.' See Metal-Price Diagrams
and the Northern Counties, Notes from, 15, 46, 79,110,143,174,206,270,300,330, 360, 392, 422, 452, 484, 515, 544, 574, 606, 649, 672, 702, 734, 764, 796, 828. See
Paragraph Index
Clifford-Smith, W. C., the Late, 760
Clock, Electric (E. Turner), 124 — Perpetual, 660*
Synchronous (C. Lyons, Ltd.), 123 CO;. See Carbon Dioxide Coaches, Railway. See Carriages
Goal Consumption in Early Warships, 165
Clean, in Gas Industry, 769
Distillation Plant, Dunston Power Station, 886*, 459*
Gas. See Gas
Liquefaction of, Bergius Process, Experi¬ments by Fuel Research Board, 18
Low-Temperature Carbonisation, Investi¬gation at Fuel Research Station, 249
Temperature Distillation Plant, Dunston Power Station, 386*, 459*
Meter, Chain, “ Romer ” (Lea Recorder Co., Ltd.), 790*
Mine. See Colliery
Pulverised. See Pulverised Coal
Sampling and Analysis for Export, Standard Specification, '94, 118
Coal Situation in South Wales, 50
Storage under Water, Experiments, 616
See also Paragraph index
Coasting Vessels, Model Experiments on, 490, 747*
Cochrane Corporation, Duplex Blow-Off Valve, 255*
Cochrane, J., and Sons, Ltd., Aldwyoh-Holborn Tramway Subway Enlargement, 107
Coghlan Hydrovactor, 846*
Coignet, E., Ltd., Pre-Cast Ferro-Concrete Caissons, 477*
Coins, Silver, Greek, Microstructure of, 366
Coke for Blast Furnaces (Review), 785
Extractors, Coal-Distillation Plant, Dun¬ston Power Station, 386*
Fires, Effect on Copper Flue-Back Boilers, 260
High and Low Temperature, Formation of, 465
Investigations at Fuel Research Station, 249
Low-Ash, for Blast Furnaces, 707
Metallurgle il Heed, for Research, 455
Ovens, Investigation at Fnel Research Station, 249
Research, Heed for, 364
Reactivity in Blast Furnaces, Report, 518
Coker, Prof. E. G., on Stresses in Rollers,
Cams and Wheels, 116; Investigations on Stresses in Railway Wheels, 708*
Coking Stoker. See Stoker
Cold-Roiling Mills for Strip Metal (W. H. A.
Robertson and Co., Ltd.), 9*, 62*
Saw. See Saw under Machine Tools
Working of Steel, Sheffield University
Research Laboratory, Work of, 243
College. See Education Collieries, Cambois, Northumberland, Elec¬trical Accident in, 82
Electricity in, Report, 82
Firedamp Ignition by Sparks from Picks, 401
Grimethorpe, Pulverised-Fuel Plant, 39*. See Addendum, 110
Home-Grown Pit Props, Report on, 718
Milfraen, Monmouth, Electrical Accident in, Mossbeath, Fife, Electrical Accident in, 82 See also Mines and Coal
Colliers, Seaworthiness and Design of, 444,465
Collins, Capt. W. F., on Corrosion of Early Chinese-Bronzes, 866
Collisions. See Accidents Collyhurst Finishing Co., Ltd., Mechanically- Fired Lancashire Boiler, 95
Colorado River, Hoover Concrete Arch Dam, 838
Columns, Elevated-Railway, New York, Underpinning and Support of, 288*
Ferro-Concrete, for Flat-Slab Floors, 764
Combined Stress. See under Tests (Materials) Combustion Chamber, Pulverised-Fuel, 39*.
See Addendum, 110
Combustion Engineering Corporation, Welded
Steel Drum, 288*; Welded Water-Tube
Boiler Header, 283*; Fin-Tube Econo¬miser, 284*
Commerce. See Trade. See also Industries and Commerce in Paragraph Index
Commercial Aviation. See Aeronautics
Motor Cars. See Motor
Motor Users’ Association, Luncheon, 457
Museum, Philadelphia, Report, 741
Commission, Royal. See Royal Commission
Committee, Engineering Standards. See Engi¬neering and Standardisation
Commonwealth. See Australia Companies. See Paragraph Index
Compass, Magnetic (H. Hughes and Son, Ltd.), 54
Compound Locomotives. See Locomotives
Stress. See Tests (Materials)
Compressed-Air Tools. See Mowine Tools
Compressor, Air. See Air Compressor
Concrete ATch Dam, Hoover, River Colorado, Construction Joints in, Report, 60
Flat-Slab Floor Construction, 722*, 754*
Mixer, 3 oub.-ft. (Millars’ Machinery Co., Ltd.), 219*
Quays, Port of Genoa, 134*
Reinforced. See Ferro-Concrete Strength of, 644
See also Ferro-Concrete and Paragraph Index
Condensers, S.S. “ Empress of Britain,’’ 637*. See Addendum, 672
Marine, Early History of, 504
for 10,000-kw. Mercury-Turbine Plant, 66*
Surface, Coefficients of Heat Transfer in, 614*
See also Electric
Conduction, Electrolytic (Review), 457
Conductivity. See also Electrie Conference, Gas, International. See Gas Conference
High-Tension, International, 778
Highway Engineering, University of Michi¬gan, 560
Power, Midwest, Chicago, Trends in Steam-Turbine Development, by Prof. A. G. Christie, 620
Steam Table, International, Report, 296,393
World Power. See World Power Conference
Congress, International Illumination, 367, 742
of History of Science and Technology, 179, 780
Zurich, New International Association for
Testing Materials, 629 '
Connecticut River, Bellows Falls Hydro-Electric Scheme, 97*, 161*, 263* Connection, Steam Pipe, for Calenders, andc.,
Packingless (D. Bridge and Co., Ltd.), 228
Consolidated Pneumatic Tool Co., Ltd., Portable Pile Driver, 482*; "Hioycle” Portable Electric Tools, 826*
Constructional-Engineering Industry, Position and Prospects, 334
Continental Steel Cartel, Reorganisation of, 114
Control Instruments, Boiler and Furnace, (Elliott Brothers (London), Ltd.), 557*, 600*
Room, Ardnacrusha Power Station, 528
Controllers, Engine Room and Bridge, Diesel-Electric M.S. “ Loohfyne," 783*
Electric Motor. See Motors, Electric
Convection, Heat Transfer by, Calculation, 28
Conversazione, Institution of Civil Engineers, 768 . .
Conveyors, Quenching, Coal-Distillation Plant, Dunston Power Station, 380*
Type Electric Furnace, 70-kw. (Birmingham Electric Furnaces, Ltd.), 281*
Coode, Wilson, Mitchell, and Vaughan-Lee, Nag Hamadi Barrage, ,20*
Cooke, Troughton and Simms, Ltd., Tavistock Theodolite, 696*
CoollngCurves, Alloys. See Metallurgy
Copp, H. E., on the Gas Industry, 730
Copper Alloys. See Brass; Bronze; Gun-metal; and Alloys under Metallurgy Boilers, Domestic, Effect of Coke Fires on, 269
Effect of Antimony and Arsenic on, 410, 777*
Imports of, 61
Phosphorus Alloys, Bolling of, 876, 411
Prices. See Metal-Price Diagrams
Silicon Alloy, Effect of Tempering, 872*
Silver System, Solid Solutions of, 382
Steel, Corrosion Tests of, 191*
Copyright in Industrial Designs (Review), 622
Cornish Mines, Organisation of, 81
Corrosion of Early Chinese Bronzes, 366
of Heat-Treated Aluminium Alloys, 873,383
Iron and Steel, Constitution of Scale, 661
:and Steel, Report, 651, 652
of Preserved-Fruit Tins, Report, 540
Resistant Iron and Steel Alloys, 802
Sea-Water, of Copper-Nickel Steels, 774
Water, of Super-Duralumin, Effect of
Artificial Ageing, 384, 406
in Tanks and Tankers, 643
Tests of Patina Steel, 101*
“ Corte Real," Motor Trawler, 4J-ton Elec¬trically-Driven Winch, 688*
Cory and Son, Ltd., 4-ton Level-Luffing Crane, 127*
Cosway, G. P., Ltd., Mains-Disconnecting Box, 807*
Coupling, Flexible (American Flexible Coupling CoJ, 846*
Exhaust-Steam Turbine, S.S. "Kingswood,”172*
Shaft, Borehole Pump , 430, 437*
Coventry Machine Tool Works, Ltd., Single Crank Press, 226
Cox and Danks, Ltd., Salvage of Ex-German
Battle Cruiser “ Von der Tann," 96
Cox, H. L„ on Deformation of Silver Crystal, 866
Crab, Cast-Steel, for 10-ton Overhead Crane, 761*
Cracking, Accelerated, of Mild Steel, 680
Crane Boiler, Explosion of, 98
Breakdown, Petrol-Electric (Industrial Brownhoist Corporation), 813
Design and Construction (Review), 261
Jib, Draft Regulations for, 362
Level-Luffing, 4-Ton (Clarke, Chapman and Co., Ltd.), 127*
Overhead, 10-ton Travelling, for Steelworks (J. Adamson and Co.), 761*
Craven Brothers (Manchester), Ltd., High-Speed Planing Machine, 188*
Crawford, R., the Late, 422
Crawley Agrimotor Co., Ltd., Dynamometer Car for Tractor Trials, 13*
Creep in Nickel - Chromium - Iron-Tungsten Alloys at High Temperatures, 718*
Critical Points, Metals. See Metallurgy
Cromberg, Dr. O’., on Production Economy in Steel Works, 650. See 610. See Letter, 681
Crompton, Col. R. E. B., on the First Honse-to-House Electric Supply, 553 Crompton-Parkinson, Ltd., Alternating-Current Testing Instrument, 85*
Crosby Steam Gauge and Valve Co., Safety Valve, 255*
Crossley Brothers, Ltd., 15-b.h.p. Single-Cylinder Oil Engine, 212*
Crucibles for Induction Furnaces, Experiments on, 776, 844*
Crude Oil Engines. See Engines, Oil
Cruisers. See Warships
Crushing and Screening Plant, Portable (Had-fields, Ltd.U390*
Crystalline Structure of Metals. See Micro¬photographs
Crystals, Ferrite, Sub-Structure of, 707
Silver, Deformation of, 366
Structure of, 350, 660*
Culverts, West India Docks Improvements, 531*
Cunard Company, New Atlantic Steamer, 564
Current Meter, Water, Price, 268*
Cut-Off Machine, Radiac (A. P. de Sanno and Son), 466*
Cut-Out, Minimum Flow (Negretti and Zambia), 122*
Cutting Machine, Wire-Rope, Portable, 524
Cycle Industry, Position and Prospects, 115
Motor. See Motorcycle
Cyclohexane, Use as Anti-Knock Dope, 1
Cylinders, Gas, Identification Colours for, Specification, 529
Optical' Instrument for Examining Interiors (Foster Instrument Co.), 240*
Standard Specification for Valves, 534
Steel, Specifications, 691
Honing Machine, with Hydraulic Traverse, 95*
Wind Pressure on, Experiments, 665
Cylindrical Fits, Standardisation of, 471
Grinding Machine. See Grinding Machine under Machine Tools
Czechoslovakia, Researches on High-Pressure Steam, 311*

D.

DAM, Arch, Concrete, Hoover, River'Colorado, 1838
Bellows Falls Hydro-Electric Scheme, 97*
Design and Construction of, Reservoirs
(Safety Provision) Act, 1930, List of Inspectors and Designers, 95
Failure of, 838
Dam. Obelisk, Chute it Caron Hydro-Electric Scheme, 712 .
Temporary, Nag Hamadi Barrage, Egypt, West India Docks Improvements, 531
“Daring,” H.M. Destroyer, 279
Davey, N., on Construction Joints in Concrete,
Davey, Paxman <fc Co., Ltd., 1,000-i.h.p. Five-Cylinder Marine Diesel Engines, 732*
Davidson and Co., Ltd., Air-Conditioning Plant, 226*
Davies, H. J., on Electee-Deposition and Fatigue Stresses, 676
Davies, Dr. S. J., on Turbulence in Petrol Engines, 57*, 89*. See 49, 52* ; on High- Speed Oil Engines, 517
Davis Furnace Co., Gas-Heated Furnaces, 237
Davits, Gravity, for Ships’ Lifeboats (Barclay Davit Co., Ltd.), 91* _
Davy Brothers, Ltd., Straight-Through Press for Lead Sheathing Cables, 567*. See 571
Dawson, Comdr. Sir A. T., the Late, 678
de Kandd, Dr. C., the Late, 183. See Erratum, 300
de Sanno, A. P., <fc Son, Radiac Cut-Off Machine, 466* x v
De-Superheater and Governor (Swartwoufc Co.), 285*
De Ylieg Machine Tool Co., Double-Acting Milling Machine, 26*
Deflection Indicator, Steel Sleeper, Great Western Railway, 93*
Delaware and Hudson Railway, High-Pressure Locomotives, 149, 1S4, 245, 278. See Letter, 420
Delay in Delivery of Machinery, Liability for, 679 : '
Demonstration Workship, Manchester Cor¬poration Electricity Department, 804*
Denny, W., and Brothers, Ltd., Diesel-Electric M.S. “ Lochfyne,” 730*
Deptford, 4-ton Level-Lufflng Crane at, 127
Desch, Prof. C. H., Appointment as Superin¬tendent of Metallurgy Department, Na¬tional Physical Laboratory, 703
Designs, Industrial, Copyright in (Review), 522
Destroyers. See WarsAips
Detonation and Lubricating Oil in Petrol En¬gines, 1*
Deutsche Elektromaschinen - Motoren-Bau A.-G., Portable Petrol Rammer.325*
Deutsche Prioform Werke, G.m.b.H., Heat- Insulation System, 522
Dew-Point Hygrometer (Negretti and Zamhra), 122* . .
Diagrams, Metal Price. See Metal-Price Diagrams
Diamond Power Speciality Corporation, Water Gauge, 344*
Dictionary, English-German Technical and Scientific (Review), 69
of Welding Terms (Review), 725
Dieden, T., Perpetual Clock, 500*
'Diesel Engines. See Engines, OU, Diesel; Marine Propulsion
Digester, Steam-Heated, Failure of, 63
Directories. See Literature Index Discs, Turbine, Design of, 582*, 588
Grain Growth in, 752*
Distillation of Wood Waste, 25
Dixon, I., on Assessment of Electrical Under¬takings, 833
Doeherty, J. G., on Notched-Bar Bending Tests, 347*, 414*
Dock, Bromborough, Port Sunlight, 552*
Dry, 760-ft., Port of Genoa, 6*
Floating, Wellington Harbour, New Zea¬land, 765
Gate, Welland Ship Canal, 380*
Southampton, Extension of, 549
Tilbury, Hydraulic Tide Gauge, 92*
West India, Improvements, 501*, 531*
Dome, 40-ft. Revolving, Stockholm Observa¬tory, 257*
Domestic Boilers, Copper, Effect of Coke Fires, 269
Electricity Supply, 801, 834
Dominion Bridge Co., Ltd., Montreal Harbour Bridge, 351*, 411* ; Vertical-Lift Bridge, Welland Ship Canal, 5S1, 787*, 821*
Dominion Gas and Electric Co., Ltd., Natural- Gas Storage Experiments, 460
Dopes, Anti-Knock, Effect of Lubricating Oil on, 1*
Dorman, Long and Co., Ltd., Bridge over .River Tees, Middlesbrough,' 15; Investigations of Arc Welding for Structural Work, 192; Sydney Harbour Bridge, Erection of Main-Span Cross-Girders, 837*; Travel¬ling Scholarships, 513
Dorman, Sir A.. J., the Late, 277
Douglas, W. D., on Steel for Aero-Engine Valve Springs, 314*, 374*. See 807
Drainage, Land, and Floods, 23
Pumping Plants for Nile Delta, 762*
Draught Tubes, Bellows Falls Hydro-Electric Scheme, 163*
Shannon Hydro-Electric Scheme, 340*
Drayton Regulator and Instrument Co., Ltd., Exhibits at Physical and Optical Societies’ Exhibition, 121*
Drills and Drilling Machines. See Machine Tools
Drums, Cable, Nailing Machine for (Bohm and Kruse), 665*
Steam, Explosion of, 774
Lfiffler High-Pressure Boiler, 538*. See Letter, 760*
Yarrow-Gresiey Boiler,' London and North Eastern Railway High-Pressure Locomotive, 358*
Welded-Steel (Combustion Engineering Cor¬poration), 283*
Steel (M. W. KeUogg Co.), 282
Drury, F. E., on Training of Structural Engi¬neers, 548
Dry Dock. See Dock
Duca degli Abruzzi Basin, Genoa, 73*
Dunlap, W. M., on Welding of Aluminium, 624
Dunn, C. P., on Design of Hydraulic Structures,
Dunston Power Station, Coal-Distillation Plant, 386*, 469*
Duralumin, Heat-Treated, Dimensional Sta¬bility of, 371*, 383
Super-, Corrosion by Sea-Water, Effect of ' Artificial Ageing, 384, 406*
Durrant, Dr. P. J., on Cadmium-Silver Alloys, 382
Dust Extractor, Portable (Siemens-Schuckert- werke), 857*
Dyer Welding Machine Corporation, Bench Spot Welder, 408*
Dynamic Balancing Machine (Tinius Olsen Testing Machine Co.), 591*
Dynamometer Car for Tractor Trials, IS*
Dynamo-Electric Machines as, 129*. See Letters, 183, 279, 329, 523
Dynamos. See Generators, Electric: Turbo- Generators

E.

EAST African Dependencies, Economic Con¬ditions in, Report, 540
Eastbourne, Electricity Supply in, 801
Ebonite, Standard Specification, 804
Echo-Sounding Apparatus, Recording (H. Hughes and Son, Ltd.), 726*
Economics, Industrial. See labour Railway. See Railway
Economiser, Fin-Tube (Combustion Engineer¬ing Corporation), 284*
Green’s, Explosion of, 94, 774
Ecuador, Economic Conditions in, Report, 106
Edison Electric Illuminating Co., New York, Pearl Street Station, 553

Education :

Board of Education, Report on Education for Engineering Industry, 547
British Foundrymen, Institute of, National Certificates in Foundry Practice, 829
Electrical Engineers, Institution of, Thompson, Duddell and Ferranti Scholarships, 615
Faraday House, Faraday and Maxwell Scholarships, 279
Imperial College, Royal School of Mines, Lectures on Hardness, 279
Manchester Municipal College of Tech¬nology, Prospectus of Summer Even¬ing Courses, 672; Scholarships in Technology, 744
Military College of Science, Woolwich, “ At Home,” 771
Sir John Cass Technical Institute, Lec¬tures on Internal-Combustion Engines, 513
Structural Engineers, Institution of, Dor¬man Long Travelling Scholarship, 513; Vocational Training of Struc¬tural Engineers, 548; Lectures on Concrete, 681
Transport, Institute of, Examination Regulations, 112
See also Paragraph Index Edwards, W., and Co., Exhibits at Physical K-? and Optical Societies’ Exhibition, 123
Egypt, Nile Delta, Pumping Plants for Land Drainage, 762*
River Nile, Nag-Hamadi Barrage, 20*
Trade Mission to, Report, 548
Elam, Dr. C. F., on Microstructure of Greek
Silver Coins, 366 Electric :
Alternating-Current Bridge Methods, (Review), 117
Alternator. See Generator and Ttiriio
Arc Furnace. See Furnace, Electric
Welding. See Welding
Bridge Methods, Alternating-Current (Review). 117
British Electrical and Allied Industries Research Association, Annual Report, 7; Luncheon, 426
Cables, Distribution, Welland Ship Canal, 167*
Drums, Nailing Machine for (Bohm and Hruese), 665*
Lead Sheathing of, Hydraulic Press for, 567*. See 571
Cells, Selenium, Treatise on (Review), 182
Central Stations. See Power Stations
Condenser, Telephone (Telefunken Co.), 329*
Conduction, Electrolytic (Review), 457
Conductivity of Antimony-Copper and
Arsenic-Antimony-Copper Alloys, 410, 778
Controllers, Engine Room and Bridge, Diesel-Electric M.S. “ Lochfyne," 733*
Cranes. See Cranes
Dynamo. See Generator; Turbo-Generator Ebonite, Standard Specification, 804 Eddy-Current Rail Brake (Westinghouse
Brake and Saxby Signal Co., Ltd.), 530*
Electrical Distribution, Minister of Trans¬port on, 147
Engineering, Practice, Heavy (Review), 458
in United States, Progress of, 190
Equipment, Welland Ship Canal, 166*, 200*, 694*, 691*
Exhibits at Leipzig Fair, 320*, 354*
Industry, Position and Prospects, 61
Machinery, British Empire Exhibition,
Buenos Aires, 317
Imports and Exports, 61
Power Transmission and Interconnec¬tion (Review), 400
Electricity Board, Central, Annual Report, 620*
Commissioners, South Scotland Elec¬tricity Scheme, 119*; Fulham Power Station Inquiry, 147; Annual Report, 334, 799; Norwich Rural Electrifica¬tion Scheme, 478
Electroplating. Sec Electro Fires, Electric (Belling and Co.), 236
Furnaces. See Furnaces
Generating Stations. See Power Stations
Generator. See Generator and Turbo
Grit Catchers, Electrostatic (Siemens-Schuckertwerke), 45
Heater, Water, (Berry’s Electric, Ltd.), 280
300-kw. (Reyrolle Co. Ltd.), 233*
Heating of Buildings, 415
Elements, Electric Hot-Plate (G. Bray and Co., Ltd.), 283*
Units, Thermal Storage, Solid-Core, 561*, 664*
High-Tension Conference, International, 778
Laboratory (General Electric Co., Ltd.), 669*
Hot-Plate, Electric, Heating Elements (G. Bray and Co., Ltd.), 288*
Hydro-Electric Power Plants. See Power Plants
Indicator, Distant, for Transformers (Everett, Edgcumhe Co., Ltd.), 56
Induction Furnace. See Furnace
Motors. See Motors, Electric Insulating Compounds, Welded Pressure Vessel for Manufacture of, 623*
Varnish, British Standard Specifica¬tion, 397
Insulators, High-Tension (Hermsdorf- Schonburg-Isolatoren G.m.b.H.), 327*
Tension Testing Equipment for, 669*
Porcelain, British Standard Specifica¬tion, 500
Sparking-Plug, Manufacture of, 672
Laboratory High-Tension (General Electric Co., Ltd.), 669*
Lamps, Welland Ship Canal, 320
Locomotives. See locomotives, Electric Machines. See Generators; Motors; Turbo Mains-Disconnecting Box (G. P. Cosway, Ltd.), 807* .See also Gables (above)
Manchester Corporation, Demonstration Workshop, 804*
Electrical Power Engineers’ Associa¬tion, Technical Group, Life and Work of Dr. Ferranti, by F. Bailey, 116
Megaphones Electro- (S. G. Brown, Ltd.) 236
Mercury Rectifier, 1,500-volt, Old Traf¬ford Substation, 646
Meter Test Bench (British Sangamo Co., Ltd.), 230
Mines, Electricity in, Report, 82
Motors. See Motors, Electric Oil Switch. See .SwifeApeor Planing Machine with Electric Drive (Craven Brothers (Manchester), Ltd.,) 188*
Power Stations. See Power Stations —See Power
Pyrometer. See Pyrometer
Railways. See Railways
Rectifier, Mercury, 1,500-volt, Old Traf¬
ford Substation, 645*
Metal (Westinghouse Brake and Saxby Signal Go., Ltd.), 124
Regulators, Series Lighting System, Welland Ship Canal, 321*
Resistance Welding. See fPetainy Rolling Mills, Electric Driving of. See Rolling Mills
Rontgen Rays. See Rontgen
Rural Electrification, Electricity Commis¬sioners’ Report, 334
Scheme, Norwich, 478
Selenium Cells, Treatise on (Review), 182
Ships, Electrical Equipment, 191
Sparking Plugs, Manufacture of, 572
Starters, Motor. See Motors, Electric Steel Manufacture. See Metallurgy ; and
Furnace, Electric .
Street Railways. See Tramways
Substation. See Substation
Surge Generator, High-Voltage Testing
(General Electrie Co., Ltd”), 669*
Switchgear. See Switchgear; Motors, Electric
Tabulating System, Hollerith Electrical, 126 .
Telegraph Terms, Standard List of, 138
Telephone Terms, Standard List of, 138
Terminal Box, Ironclad, for Track Circuits
(Felton and Guilleaume Cariswerk A.-G.), 776*
Test Bench, Meter, (British Sangamo Co., Ltd.), 230*
Testing Instrument, Alternating-Current (Crompton-Parkinson, Ltd.), 85*
Machine, Combined Electrical and Mechanical (General Electric Co., Ltd.), 669*
Thermal-Storage Heating Units, Solid- Core, 661*, 664*
Thermometer. See Thermometer.
Traction. See locomotives, Electric; Rail¬ways; Tramways
Tramways. See Tramways.
Transformers. See Transformers Turbo-Generators. See Turbo-Generators Varnish, Insulating, British Standard Specification, 897
Water Heater (Berry’s Electrie, Ltd.), 280*
300-kw. (Reyrolle <fc Co., Ltd.), 288*
Welding. See Welding
Wireless Telegraphy. See Telegraphy
Telephony. See Telephony Workshop, Demonstration, Manchester Corporation, 804*
X-Rays. See Rontgen Rays See also Paeaokaph Index
Electrical and Allied Industries Research Association, British, Luncheon, 426
Engineering, Heavy, Practice (Review), 458
in United States, Progress of, 190

Electrical Engineers, Institution of :

Award of Faraday Medal to O. H. Merz, 248
Diamond Jubilee Dinner, 277
Faraday Centenary Meeting, Programme, 591
*Thompson, Duddell and Ferranti Scholar¬ships, 615
Kelvin Lecture on the Architecture of Solids, by Prof. W. L. Bragg, 660*
Centenary Lecture on D. E. Hughes, by S. Evershed, 677
Memorial to Sir J. W. Swan, 677
Students’Section ;
Economic Application of Electricity to Space Heating, by T. J. Illingworth, 415
Electrical Equipment, Welland Ship Canal, 166*, 200*, 594*, 691*.
Undertakings, Bating of, 833
Electricity Commissioners. See under Electric Electro-Deposited Metals in Engineering, 336
Deposition, Effect on Fatigue Stresses in Materials, 676
of Nickel, Renewal of Worn Parts by, 676
Electroflo Meters Co., Ltd., Temperature-Control Pyrometer, 85*
Eleotrolytic Conduction (Review), 457
Electroplating Vats. Portable Filter for (W. Canning and Co., Ltd.), 233*
Electrostatic .Grit Catchers (Siemens-Schuckert-werke), 46
Elektron, Welding of, 681
Elevated-Railway, New York, Underpinning and Support of Columns, 288*
Elevating Trailer, 100-ton, Road-Transport (ILRuter), 718*
Elevator and Magnetic Separator, Combined
(Rapid Magnetting Machine Co., Ltd.), 421*
Palm-Kernel, Bromborough Dock, Port Sunlight, 552*
System, Grain, Ingeniero White, Bahia Blanca, 420
Turntable, Railway, 30-ton, 508*
Elliott Brothers (London), Ltd., Boiler and Furnace Control Instruments, 557*, 600* Ellis, O. W., on Rolling of Copper-Phosphorus Alloys, 376. See 411
Ellison, G., Ltd., Exhibits at British Industries Fair, 236
Elorn River, Finisterre, Ferro-Concrete Arch Bridge, 644
Embankment, Shannon Hydro-Electric Scheme, 261*
Emmett, W. L., 10,000-kw. Mercury-Turbine Plant, 65*.' See Addendum, 142
Empire, Mineral Resources of, 306; Exhibition, Imperial Institute, 179
Employees. See Labour Employers’ Organisations, National Confedera¬tion of, Review of Industry, 363
Employment. See Labour " Empress of Britain,” S.S., 625*. See Addendum, 672; Boilers of, 618*
“ Empress of Japan,” S.S., Boilers of, 618
Emulsions, Bituminous, for Roads, Hand-
Spraying Machine for (Wallis and Steevens, Ltd.), 268*
Endurance Tests. See Alternating Stress under Tests (Materials).
Engines, Aero. See Aeronautics
Diesel. See Engines, Oil, Diesel; Marine Propulsion; Motorships
Fire. See Eire Engine
Gas, Research on, 712
Heat, with Liquid Medium, 768
and Textile Mechanics (Review), 37
Internal-Combustion, British Empire Exhibition, Buenos Aires, 318
Combustion, High-Speed (Review), 724
Combustion, History and Development. of, 677, 711, 745*
Locomotive. See Locomoiire
Motor Gar. See Engines, Petrol
Oil, at British Industries Fair, 209*
Diesel, Development of, 746*
Diesel, Four-CyUnder, for Vehicles (Hill Diesel Engine Co.), 842*
Diesel, 2,250-h.p. Six-Cylinder Fullagar
(English Electric Co., Ltd.), 605
Diesel, Marine, Airless Injection in, 495. See 475
Diesel Marine, 2,000-i.h.p., Diesel-Electric M.S. “ Lochfyne," 782*
Diesel Marine, 18,000-h.p, Harland-B. and W. Type, M.S. “ Reina del Paoiflco," 447*
Diesel, Marine, 13,800-h.p., Harland-B. and W. Type, M.S. “ Warwick Castle,” 173
Diesel, Marine, Maintenance Costs, 491, 494
Diesel, Marine, Progress with, 490, 494*
Diesel, 75-b.h.p. Marine Six-Cylinder (HIU Diesel Engine Co.), 842*
Diesel, Marine, Torsional Vibration Amplitudes In, 694. See Erratum, 734. See LETTER, 835*
Diesel, Marine, Torsional Vibration Frequencies in, 259*. See Letters 420, 480
Diesel, Solid Injection (Review), 475. See 495
Diesel. See also Motorships; Marine Propulsion
1,250-b.h.p. Eight-Cylinder Vee-Type (Blackstone and Co., Ltd.), 209*
100-b.h.p. - Four-Cylinder Vertical (National Gas Engine Co., Ltd,), 216*
35-h.p. Four-Cylinder Vertical (Ruston and Hornsby, Ltd.), 215*
High-Speed, Injection, Ignition and Combustion In, 517
Marine. 160-b.h.p. Four-CyUnder Two-Stroke (Petters, Ltd.), 214*
Separately-Scavenged (Browett, Lindley and Co., Ltd.), 120*
33-b.h.p. Single-CyUnder Horizontal (Babcock and Wilcox, Ltd.), 210*
15-b.h.p. Single-Cylinder Horizontal (Crossley Brothers, Ltd.), 212*
25-b.h.p. Single-Cylinder (Junkers-Motorenbau G.m.b.H.), 298*
9-h.p. Single-CyUnder Vertical (R. A.Lister and Go., Ltd.), 214*
Engines, Oil, 120-b.h.p., Three-Oylinder Two- Stroke (Browett, Lindley and Co., Ltd.), 120*
60-b.h.p. Two-Cvlinder Vertical (Field¬ing and Platt, Ltd.), 210*
See also Tractors and Paragraph Index
Petrol, Aeroplane. See Aeronatdice.
Design of, 49, 52, 57*, 89
Detonation and Lubricating Oil, 1*
Highest Useful Compression Ratio in, 1
Induction Conditions, Distribution and Turbulence, 49, 52*, 57*, 89*
Paraffin, Single-Cylinder Horizontal (Ruston and Hornsby, Ltd.), 215*
1-3-h.p. and 3i-h.p. Two-Stroke (Villiers Engineering Co., Ltd.), 213* See also Aeronautic*
Reciprocating, Torque Fluctuations in, 101*
Rotary, Principles of (Review), 819
Steam, Marine,, Early History of, 503
Marine, The First, 384*. See FTrotum, 423
Marine, 1,750 h.p. Triple-Expansion, with Exhaust-Steam Turbine, S.S. “ Kings- wood,” 171
Marine. See also Marine Propulsion; Turbines
Uniflow, Winterthur High-Pressure Loco¬motive, 155
Water, Malone System, 768
See also Paragraph Index
Engineering and Allied Employers’ National Federation, Industrial Proposals, 363
Industries. Position and Prospects, 18, 51, 75,115, 150, 180, 244, 266, 305, 334
Education. See Education
Industry, Report on Education for, 547
Institute of Canada. See Canada
Laboratories. See Laboratories; National Physical
Mechanical, Experimental Engineering In¬struments (Review), 198
Practice in the United States, Trend of, 189
Research, Progress in, 601, 667
Societies. See Institutions
Specialists, Ltd., High-Pressure Steam Valve, 226
Standards Association, British, Government
Recognition of, 83; Specification, Sampling and Analysis of Coal for Export, 94, 113; Telegraph and Telephone Terms, 138; Specification, Expanded Metal, 313; Specification, Motor-Car Wheel Rims, 367 ; Specification, Electrical Insulating Var¬nish, 397; Iron and Steel Industry Com¬mittee, 485; Specification, Porcelain Insulators, 500; Specification, Identifica¬tion Colours for Gas Cylinders, 529; Speci¬fication, Gas-Cylinder Valves, 534; Speci¬fication, Apparatus for Testing Permanent Magnets, 560; Specification, Schedule of Colours for Ready-Mixed Paints, 574; Specifications, Steel Gas Cylinders, 591; Specification, Road Tar, 652; Specification, Brazing Solder, 678; Specification, Red- Lead Paint, 730; Specification, Ebonite- 804; Specification, Y-Alloy Sheet and Strip, 807
Thermodynamics, Principles (Review), 819
Works. See Works
Engineers for Canadian Power Plants, Recruit¬ment of, 373
Education of. See Education
Institutions. See Institution
and Shipbuilders in Scotland, Institution
of, Electric Welding in Construction of Sea-Going Vessels, by G. Wahl, 274
English Electric Co., Ltd., Electric Motor for Rolling-Mill Drive, 369*; Engine and Turbine Works, Rugby, 605*
German Technical and Scientific Dictionary (Review), 69
Scientific Writing, 'Qualities of, 178. See Letter;309
Enstrom, A. F., on Research and Rationalisa¬tion, 737
Equilibrium Diagrams, Alloys. See Metallurgy
Ernst Water Column and Gauge Co., Water Gauge, 344*
Erosion of Turbine Blading, 550, 579, 588
Escher, Wyss and Co., 38,600-b.p. Hydraulic Turbine, 526*
Eutectic Alloys. See Alloys under Metallurgy
Evans, E. C., on Correlation of Blast-Furnace Data, 807*. See 707
Everett, Edgcumbe and Co., Ltd., Exhibits at Physical and Optical Societies’ Exhibition, 56*
Everlasting Valve Co., Blow-Off Valve, 256
Evershed, S., on D. E. Hughes, 677
Evershed and Vignoles, Ltd., Exhibits at Physical and Optical Societies’ Exhibition, 122
Excavation Methods, Shannon Hydro-Electric Scheme, 252*
Exhaust Valves. See Pa/ves
Exhibition, Agricultural Machinery, Paris, 181
British Empire, Buenos Aires, 317, 420
Industries Fair, Birmingham, 209*. See 308* ; London, 277
Empire Mineral Resources, Imperial Insti¬tute, 179
Engineering, Institution of Civil Engineers Conversazione, 768
Leipzig Fair, Technical Exhibits, 323*, 354*, 398*, 500*. See Frraturo, 384
Model Railway, Westminster, 544
Power and Mechanical Engineering, New York, 189, 253*, 282*, 344*, 466*, 591*
Scientific Apparatus, Physical and Optical Societies’ 53*, 84*, 121*
Apparatus, Royal Society Conversazione, 678, 708*
See also Paragraph Index Expanded Metal, Specification, 313 Experimental Tank. See Tank; Ship Resistance Explosion, Boiler. See Boiler
Explosion Export Trade. See Trade ; and /fiduafries in
Paragraph Index
Extractors, Coke, Coal-Distillation Plant, Dunston Power Station, 386*
Dust, Portable (Siemens-Schuckertwerke), 357*
Extrusion of Metals, Influence of Pressure and Temperature, 382, 403*, 463*

F.

FACTORY Aeoldents. See Accidents
Management. See Worts Management
Fairbanks Co., Stop Valve, 266*
Fan, Forced-Draught, Aeroto (British Aero- technical Co./Ltd.), 756*. See Letters, 804, 885
for Marine Boiler Plant, 492, 588*
Turbo-Generator, Design of, 292*
Far East, British Economic Mission to, Report, 705
Faraday Centenary Celebrations, Programme, 681
House, Faraday and Maxwell Scholarships, 270
Medal, Award to C. H. Merz, 248
Memorial Stone, Battersea Power Station, Faris, 0. H., on Electro-Deposited Metals, 886
Farming. See Agriculture; Tractors Faroukia Canal Regulator, Nag Hamadi
Barrage, Egypt, 22*
Fatigue Teste of Metals. See Ammatwg Stress under Tests (Materials)
Fearn, E. J., on Stresses In Piston Rings, 475
Feed-Water Accumulators for Peak Loads, 185*.
System, S.S. “ Empress of Britain,” 687*. See Addendum, 672
Feeders for Pulverised Fuel, 41*. See Adden¬dum, 110
Felten and GuUleaume Cariswerk, A.-G., Iron¬clad Terminal Box for Track Circuits, 776*
Ferguson, Pailin and Co., Ltd., Round-Tank, Circuit Breaker, 228*; Metal-Clad Switchgear, 229*
Ferranti, Dr., Work of,.116
Ferranti, Ltd., Exhibits at Physical and Optical
Societies* Exhibition, 122
Ferrite Crystals, Sub-Structnre of, 707
Ferro-Concrete, Arrangement of Steel in, 409*. See Enufum, 615
Bridges, Long Span, 644
Bridges, Shannon Hydro-Electric Soheme, 252
Bridge, Woodbridge Road-Crossing, New Jersey, 810
Caisson Impounding Wall, Weston-super-Mare, 477
Flat-Slab Floor Construction, 722*, 754
Reference Book, Arrol’s (Review), 726
See also Paragraph Index
Ferrous Metallurgy, Elements of (Review), 197
Fescol Electro-Deposition Process, 836
Fielding and Platt, Ltd., 60-b.h.p., Two-Cylinder Oil Engine, 210*
Film, Kinematograph, Non-Inflammable Coloured (Spicers, Ltd.), 678
Film Lubrication, Problems In, 179
Filter, Portable, for Electroplating Vats (W. Canning and Co., Ltd.), 238*
Pressure, Halifax Corporation Water Supply, 815*
Primary, Kempton Park Water Works, 125
Filtration Plant, Halifax Corporation, 815
Finisterre, River Elorn Ferro-Concrete Arch Bridge, 644
Fires, Electric (Belling and Co.), 286
Engine, Enclosed-Type (Merryweather andSons, Ltd.), 434*
Extinguisher Equipment, Ardnacrusha Power Station, 527*
at Portishead Power Station, 88
Firedamp, Ignition by Sparks from Picks, 401
Fite, Cylindrical, Standardisation of, 471
Flame Propagation with Pulverised-Fuel Firing, 89*. See Addendum, 110
Flash-Boards, Bellows Falls Hydro-Electric Scheme, 97*
Boiler, High-Pressure, Suggested Design, 760*
Flat-Slab Floor Construction, 722*, 754
Flattening Machine, Wire (W. H. A. Robertson and Co., Ltd.), 62*
Flax-Pulling Machine (C. Leterme), 181
Fleming, R., on Wind Stresses in Buildings, 751
Flexible Coupling (American Flexible Coupling Co.), 346*
Flexibility, Torsional, in Gear Drives, 37*. 101*
Floods and Land Drainage, 23
Floor Construction, Flat-Slab, 722*, 764*
Flooring, Grill (Grill Floors, Ltd.), 268*
Flow Cut-Out, Minimum (Negretti and Zambra), 122*
of Gas, Fluctuating, Measurement of, 769*
Meter (Brown Instrument Co.), 345
(Republic Flow Meters Co.), 344*
Flues, Boiler House, Pneuconex Grit Catcher for, 298*
Gases, Boiler, Heat Losses in, 492, 585
Fluid-Film Lubrication, Problems in, 179
Flow in Pipes, Model Tests, 668
Heat Transmission to and from, Researches on, 602
Fluxograph, Paterson, Halifax Corporation Filtration Plant, 816*
Food Investigation Board, Work of, 479; Report, Corrosion of Tin-Plate Containers by Food Products, 540
Footoer, H., the Late, 337
Forest Products Research Laboratory, Report
on Larch Poles for Transmission Lines, 555; Report on Home-Grown Pit Props, 718
Forge, Rivet-Heating (W. Allday and Co., Ltd.), 217*
Forgings, Optical Instrument for Examining Bores (Foster Instrument Co.), 240*
Steel, for Steam Turbines, 588
Forrest Lecture, by Sir T. E. Stanton, on
Engineering Research, 601, 067
Fortuna-Werke Spezialmaschinenfabrik A.-G., Precision Measuring Instrument, 600*
Foster Instrument Co., Exhibits at Physical and Optical Societies* Exhibition, 86; Introscope, 240*
Foster Wheeler Corporation, Pulverised-Fuel Mill, 254*; Radiant-Heat Superheater, 284*
Fouadia Canal Regulator, Nag Hamadi Barrage. 22*
Foundations, Pier, George’s River Bridge, New South Wales, 462
Foundry Moulding Machine, Electrically- Operated (Pneuleo, Ltd.), 308*
Practioe, National Certificates In, 829
Sand, Mixing Machine for (Pneuleo, Ltd.), 227*
See also Castings; Moulding
Frame-Beam Connections of Ships, 492*
France, Elorn River, Ferro-Concrete Arch Bridge, 644 '
High Pressure Locomotives in, 149, 164, 246, 278
See also French .
Francis Turbines. See Turbines, Hydraulic Fraser and Fraser, Ltd., Welded Pressure Vessel, 623*
Freeman, F. R., on Arc Welding for Structural Work, 192 . .
French Society of Civil Engineers, British Section, Long Span Bridges In Ferro concrete, by T. J. Gueritte, 644
West African Colonies, Developments In, 128
See also France . „ , , .
Freysslnet, M., Plougastel Ferro-Conorete Arch Bridge, 644 „
Frictional Resistance of Ships. See Ship Resistance
Friend, Dr. J. N., on Corrosion of Copper- Niokei Steels, 774. See 707
Frost, W„ Single-Blow Riveting Machine, 216
Fuel, Institute of, Award of Melchett Medal to
Dr. K. Rilmmel, 187; Formation of High and Low Temperature Coke, by J. Roberts, 466
Liquid. See Oil Fuel
Low-Temperature Carbonisation of Coal
See Coal, Low-Temperature Carbonisation.
Motor, Anti-Knock Value of, 278
for Commercial Vehicles, 738
Production by Hydrogenation, 274
Standardisation of, 273
Oil. See Oil Fuel
and Power Bulletin, British, 523
Committee, National, Report, 808
Pump. See Pump
Research Board, Annual Report, 18
Station, Work of, Report, 249; Report
on Measurement of Rapidly Fluctuating Flow of Gas, 759*
Smokeless. See Coal, Low-Temperature Carbonisation
See also Coal ; OH; Gas; Pulverised Coal Fulham Power Station Extension, Report of
FullagarDieseVEngine, 2,250 h.p. Six-Cylinder (English Electric Co., Ltd.), 605
" Fullagar,” S.S., History of, 460*
Fuller, A. J., on Electric Power Supply, 801
Fuller, Lehigh Co., Pulverised-Fuel Mill, 263
Fumes, Sulphurous, from Power Stations, Prevention of, 147, -801
Furnaces, Blast, American, Development of, 518
Coke for (Review), 786
Coke Reactivity in, 618
Correlation of Data, 707, 807
Low-Ash Coke for, 707
and Boiler Control Instruments (Elliott Brothers (London), Ltd.), 657*, 600*
Meohanioally-Fired (Turbine Furnace Co., Ltd.), 95*
See also Stoker
Brass-Melting, 350-lb. (Sir W. G. Arm¬strong, Whitworth and Co. (Engineers), Ltd.), 218*
Electric, 110-kw. (Wild-Barfield Electric Furnaces, Ltd.), 235
Annealing (Birmingham Electric Fur¬naces,Ltd.), 231* „ .
Case-Hardening (Hevl Duty Electric Co.), 803.
70-kw. Conveyor Type (Birmingham Electric Furnaces, Ltd.), 231*
Induction, Russ (Industrie Elektro-Ofen G.m.b.H.), 497*
Gas-Heated (Davis Furnaoe Co.), 287
Glass-Melting, 329
Slip-Cast Tank Blocks, 678
Grit and Fume Emission from, 800. See 147
Induction, Refractory Materials for, 775, 844*
Lead-Melting, Cable-Sheathing Press, 570*
Open-Hearth, Thermal Study of, 802
Tilting, Steel, Appleby Iron Co., Ltd., 616*, 660, 686*
See also Coke Ovens
Furniture, Aluminium, Manufacture of, 661
Fusion Welding. See Welding

G.

GAEDE-SIEGBAHN Molecular Pump, 128
Gantry, Signal, Welded, 822*
Garage, Hastings Promenade, 446*, 560
Tool, Universal (F. Gilman (B.S.T.), Ltd.), 234*
Gas, Boiler-Flue, Heat Losses in, 492, 685*
Carbon Dioxide. See Carbon Dioxide
Conference, International, Programme, 673;
Presidential Address, by H. E. Copp, on Gas Industry, 789 j Intermittent Vertical Chambers and Coal and Coke-Handling Plant at Southall, by J. S. Thorman, 789; Problems of Modem Gas Distribution, by Dr. H. Sehiitte, 740; Semi-Direct Recovery of Ammonia In Gas Works Practice and Recovery of Tar Aoids from Ammoniacal Liquor, by A. L. Holton, 740; Gas Industry In Amerloa, by O. E. Paige, 769; Clean Coal in Gas Industry, byDr. R. Lessing, 709; Experiment in Controlling Pressure Conditions within Coal-Gas Retorts, by R. N. Webb, 770; New Oswald Street Gas Works of Burnley Corporation, by J. H. Clegg, 770. See Erratum, 828
Cylinders, Identification Colours, Specifica¬tion, 529
Gas Cylinders, Optical Instrument for Examining Interiors (Foster Instrument Co.), 240*
Research Committee, Report, 56
steel, Specifications, 691
Valves, Specification, 584
Distribution Problems, 740
Engine. See Engine, Gas
Engineers, Institution of. See Gas Con¬ference
Sitting, Modern, In Theory and Practice 1 (Review), 69
Fired Furnaces. See Furnaces
Industry in America, 769. Bee Erratum, 828
Clean Coal In, 769
Need for Legislation, 808
Problems in, 789
Gas Light and Coke Co., Southall Gas Works, New Plant at, 789
Measurement of Fluctuating Flow, 759
Natural, Storage Experiments in Alberta, 460
Producer Practice, Progress in, 802 for Tractors, 127
Production from Wood, 25
Retorts, Pressure Control in, 770
Supply, Long-Distance, 740
Valve, Double-Faced (G. Waller and Son, Ltd.), 288*
Water, Investigation at Fuel Research Station, 249
Welding. See Welding
Works, Oswald Street, Burnley, 770
Partington, Manchester, Ammonia- Recovery Plant at, 740
Southall, Woodall-Duckham Chambers, 739 .
See also Carbon Dioxide; Carbon Monoxide;
Hydrogen; Nitrogen; Oxygen, etc.
Gasoline. See Petrol; Engine, Petrol; Aero¬nautics '
Gates, Entrance Locks, West India Docks Improvements, 531*
Head, Bellows Falls Hydro-Electric Scheme, 162*
Lock, Bromborough Dock, Port Sunlight,
Roller, Bellows Falls Hydro-Electric Scheme, 97*
Sluice, Self-Staunching, 612*
Gauges, Hydraulic, Distant Reading (Hydro-Indicators, Ltd.), 92*
Pressure, Early Forms of, 604
Tide, Hydraulic, at Tilbury Docks, 92*
Water (Diamond Power Speciality Corpo¬ration), 844
(Ernst Water Column and Gauge Co,), 844*
Gears, Bevel, Hardening Press for (W. F. Klingelberg Sohne), 898*
Changing Indicator, Stroboscopic, for
Motor Vehicles, 57*. See Letters, 118*,
Cutting Machines. See Machine Tools
Drives, Torsional Flexibility in, 37*, 101*
Manufacturers' Association, American, Re¬port on Strength of Gear Teeth, 580*
Reduction, Self-Balancing (D. Brown and Sons (Huddersfield), Ltd.), 513*
Regulator, Askania (R. L. Quertier), 769
Spiral-Bevel, Lapping Machine for, (W. F. Klingelberg S8hne>, 325*
Teeth, Strength of, Report, 580*
Transmission, Linke Tractor, 294*
Wheels, Electric Locomotives, Impact on, 693*
Geared Turbines, Marine. See Marine Propu Gearing, Reduction, Exhaust-Steam Turbine, S.S. “ Kingswood," 172*.
General Electric Co., Ltd., Exhibits at British Industries Fair, 239; High-Tension Laboratory, Wltton, 609*
General Electric Co., Schenectady, 10,000-kw. Mercury-Turbine Plant, 65*. See Adden¬dum, 142; 20,000-kw. Mercury-Steam PowffiPlant, 851 .
Generating Machine, Gear. See Gear under Machine Tools Station. See Power Station
Generator, Electric, Aircraft, with Constant- Speed Windmill (Haslam and Newton, Ltd.), 745
16,000 kv.-a. Alexander Landing Power-Plant, 529 ”
10,000 kv.-a. Back River Hydro-Electric Plant, 286
17,000 kv.-a., Bellows Falls Hydro-Electric Scheme, 162*
540-kw., Diesel-Electric M.S. Loch¬fyne," 738*Fans for, 292*
for Large Overloads, 193
44-kw. Oil-Engine Driven Lighting Set (R. A. Lister and Co., Ltd.), 214*
30,000 kv.-a., Shannon Hydro-Electric Scheme, 527*
Use as Dynamometers, 129*. See Letters, 188, 279, 329, 528
See also Turbo-Generators
High-Frequency (General Electrie Co., Ltd.), 669*
Surge, High-Voltage Testing (General
Eleetrio Co., Ltd.), 669*
Genoa, Port of, 4», 78*. 184*
Geodesy, City Triangulation, 505*
Geodetic Survey of Canada, Publications, 508
Geographical Society, Royal, Zuyder Zee Re¬clamation Scheme, by J. W. Thierry, 88
Geophysical Surveying Apparatus (Cambridge Instrument Co., Ltd.), 84
George's River Bridge, New South Wales, 462
German-English Technical and Scientific Dictionary (Review), 69
Experimental Institute for Aviation, Year¬book (Review), 68
State Railways, High-Pressure Locomotives, 149,164*, 245, 278. See Letter, 279, 309. See Erratum, 801; Pulverised-Fuel Fired Locomotives, 424; Welded Structural Work, 322* ...
Germany, Electrostatic Grit Catohers, Leipzig- Nord Power Station, 45
Leipzig Fair, Technical .Exhibits, 823*, 354*, 398*, 500*. See Erratum, 884
Germany. Production Economy, Studies in, 810, •060. See Letter, 681
Welded Structural Working, 322 ,
Gibb, C. D., on Steam Turbine Development 655*, 587*, 656*, 710*. See 560, 578, 682
Gibson, Prof. 1. H., on Experiments on Syphon spillways
Glbson and Reid, Failure of Ironing ,Machine 93
Giffen, E., on High-Speed Oil Engines, 617
Gilman, P. (BJ3.T.), IM, Universal Garage Tool 234.
Glass-Furnace Tank Blocks, Slip-Cast, 573
Melting Pots, Clay Mixtures for, 573
Sheet, Manufacture of, 329
Silk for Heat Insulation, 613* ,
Technology, Society of, Manufacture and
Performance of Slip-Cast Tank P. Haller, 573; Clay Mixtures for Glass Melting Pots, by Dr. J. H. Partridge and G. F. Adams 573
Glasspoole, Dr J.,on Rainfall over British Isles, 125
Gold Mining, Methods of, 202
Goodwin, Barsby and Co., ltd., Gravel Washer,
Gough,° Dr. H. J„ on Deformation of Silver Crystal, 366; on Laminations in Wrought Iron, 658*. See 680 „ ,
Gourley, H. J. F., on Water Mains, 126
Governing of Steam Turbines, 657*
Government and Electrical Distribution, 147
Interference with Industry, 81. See Letter,
G P.P. Burner Co., Pulverised-Puel Firing System, 89*. See Addendum, Up.
Grab, Multiple-Jaw " Octo" (Priestman Brothers, Ltd.), 827* , ,
Grain Elevator System, Ingeniero White, Bahia Blanca, 420 ' _ _ ' •
Grant, A. J., WeUand Ship Canal Recon¬struction, 166*, 200*, 319*, 380*, 440* 472*, 534*, 580, 681*, 594*. 613*, 662*, 091*, 787*, 821*
Grate. See Furnace: Stoker
Gravel Washer (Goodwin, Barsby and Co., Ltd.), 220*
Graving Dock. See Dock
Gravity Davits for Ships’ lifeboats (Barclay Davit Co., Ltd.), 91*
Gray, C. 0., the Late, 301
Gray Memorial Trust, Objects of, 453
Grease Pump, Mechanical (Hunt and Mitten, Ltd.), 224* _ ,
Great Britain, Basic Bessemer Process in, 079,
Electric Power Supply in, 801, 884
Power Stations, Steam Turbines in, 550, 555*, 578, 582, 587*, 717
Indian Peninsula Railway, Reconstruction of Nerbudda Bridge, 417 ’
North Road, Scotland, Reconstruction, 402
Western Railway, Sleeper-Deflection Indi¬cator, 93* ; Handbook on Ports, 299
Greece and Rome, Our Debt to (Review), 69
Greek Silver Coins, MicrostructUre of, 306
Green’s Economiser, Explosion of, 94, 774
Greenwood and Batley, ltd., Electric Shunting Locomotive, 137
Gresley, H. N., on High-Pressure Locomotives, 153*. See 149, 246, 278, 357*, 416*. See Letters, 279,309, 420. See Erratum, 301
Griffin and Tatlock, Ltd., Exhibits at Physical and Optical Societies’ Exhibition, 122
Griffith, R. W., on Utilisation of Industrial By- Products, 26
Grill Floors, Ltd., Flooring, 268*
Grimethorpe Colliery, Pulverised-Puel Plant, 39*. See Addendum, 110’
Grinding Machines. See Machine Tools
Mill (Wisler), 181
Precision, Improvements in 471
Grit Catchers, Electrostatic (Siemens-Schuc- kertwerke), 45
Fneuconex, 298*
Emission from Furnaces, 800 . .
Grogan, J. D., on Heat-Treated Aluminium Alloys, 371*. See 883
Grossmann, M. A., on Nitrogen-Hardening of Steel, 802
Growth of Cast Iron, Effect of Carbon and Silicon, 706,839*
Grubb, Sir iff., Parsons and Co., Dome for Stock¬holm Observatory, 257*
Guatemala, Economic Conditions in, Report, 367 _
Gueritte, T. J., on Long-Span Ferro-Concrete Bridges, 644
Gun, 75-mm. Anti-Aircraft (Vickers-Arm- strongs Ltd.), 741
G.W.B. Electric Furnaces, Ltd., Case-Harden¬ing with Liquid Carburising Agent, 808

H.

HADFIELDS, LTD., Portable Crushing and Screening Plant, 390*
Haigh, Prof. B. P., on Dynamo-Electric Machines as Dynamometers, 129*. See Letters, 183,279,329,623
Halifax Corporation, Pressure-Filtration Plant, 816*
Nova Scotia, City Triangulation, 507
Haller, P., on Slip-Cast Tank Blocks, 573
“ Halo” Brake-Lining Material, Abrasion Tests of, 784
Hamilton Bridge Co., Rolling-Lift Bridges, WeUand Ship Canal, 581, 594*, 613*
Hammers. See Machine Toole Hampton Court, Old Chain Pump at, 296
Hands, J., and Sons, Ltd., Blanking Presses, 217*; 80-ton Percussion Press, 217*
Hangars, Airship, Wind Stresses on, 751
Hangchow Waterworks, China, 674
Hanson, Prof. D., on Flow and Fracture of Aluminium, 383
Harbord, V., on Basic Bessemer Process, 683. See 679
Harbour, Bombay, Survey and Tidal Model, 296
Genoa, Extensions, 4*, 73*, 134*
Port Arthur, Lake Superior, Breakwater Construction, 548
Harbour, Wellington, New Zealand, Floating. Dock, 765
See also Paragraph Index
Hardening Metals. See Heat Treatment under Metallurgy
Hardness Tests. See Tests (Materials)
Hardypick, Ltd., Portable Wire-Rope Cutting Machine, 524*
Harland and Wolff, Ltd., M.S. “ Warwick Castle,” 173; M.S. “Reina del Paciflco,” 447*. See 615
Harmonic Analysis, Cards for, 299
Harrington, Howard and Ash, Rolling-Lift and Vertical-Lift Bridges, Welland Ship Canal, 581, 594*, 613*, 787*, 821*
Harrison, R. E. W., on Precision Grinding, 471
Harrison, T. S., and Sons, Ltd., 13-in. Swing Lathe, 237
Harrogate Meeting, Institution of Water Engineers. See Water Engineers
Hartford Electric Light Co., 10,000-kw. Mercury-Turbine Plant, 65*. See Adden¬dum, 142
Harvesting and Threshing Machine, Combined (Clayton and Shuttleworth, Ltd.), 139*
Harvey, G. A., and Co., Ltd., Exhibits at British Industries Fair, 239
Haslam «fc Newton, Ltd., Constant-Speed Windmill for Aircraft Generators, 745*
Haslam, R. T., on the Hydrogenation Process, 274
Hastings Promenade Widening Works, 446*, 560
Havlicek, Dr. J., on High-Pressure Steam, 311
Hawthorn, Leslie and Co., Ltd., H.M. Destroyer “ Blanche,” Trials, 339; H.M. Destroyer “ Boadicea,” 484
Hay, M. F., on Maier Form of Hull Construc¬tion, 433*. See 429, 494*. See Letters, 523, 614*
Header, Welded Water-Tube Boiler, (Com¬bustion Engineering Corporation), 283*
Health, Ministry of, and British Engineering Standard Specifications, 83; Building Industry Advisory Council, Report, 833
Heat Engines. See Engines ; Turbines; Aeronautics
Insulation, Glass Silk for, 613*
Prioform System, 522
Transfer, Convection, Calculation of, 23
and Scale Formation in Boilers, 145
from Tube to Water, 614*
Transmission in Air Heaters, 492, 585
to and from Fluids, Researches on, 602
in Loffler Boiler Superheater Tubes, 537*. See Letter, 760*
Treatment of Metals. See Metallurgy
Heater, Air, Installations in Ships, 492, 585*
(Prat-Daniel Corporation), 285
Feed-Water. See Feed- Water Heater
Water, Electric (Berry’s Electric, Ltd.), 235
Heating Curves, Alloys. See Metallurgy
Electric, of Buildings, 415
Elements, Electric Hot-Plate (G. Bray and Co., Ltd.), 233*
Units, Thermal-Storage, Solid-Core, 561*, 664*
Use of Wood Waste for, 25
Helical Gears. See Gears
Helium, History and Properties, 505
Production in the United States, 672
Hematite Prices. See Metal-Price Diagrams
Henderson, J. M., and Co., Ltd., Cableways, Nag Hamadi Barrage, Egypt, 22*
Henley’s Telegraph Works Co., Ltd., Straight- Through Press for Lead-Sheathing Cables, 567*. See 571
Henry, W. M., on Thermal Study of Open- Hearth Furnace, 802
Herbert, A., Ltd., Capstan Lathes, 324*; Combination Turret Lathes, 325*; Milling Machine, 325*
Herbert, E. G., on Hardening of Metals, 706
Hermsdorf - Schonburg - Isolatoren G.m.b.H., High-Tension Insulators, 327*
Heronimos, A. J., Gear-Changing Indicator for Motor Cars, 57*. See Letters, 118*, 183
Heterogeneity of Steel, Influence of Heat Treatment, 27*
Hetherington, H. A. P., on Sinking of Borings, 838
Hevi Duty Electric Co., Case-Hardening with Liquid Carburising Agent, 803*
Hick, Hargreaves and Co.,. Ltd., Single-Stage Rotary Air Compressor, 223*
“Hicycle” Portable Electric Tools (Consoli¬dated Pneumatic Tool Co., Ltd.), 826*
High-Speed Steel. See Steel Temperature Tests. See Tests (Materials)
Tension Conference, International, 773
Highway Engineering Conference, University of Michigan, 599 See Roads
Hilger, A., Ltd., Exhibits at Physical and Optical Societies’ Exhibition, 54*; Ex¬hibits at Royal Society Conversazione, 708
Hill Diesel Engine Co., Four-Cylinder and Six- Cylinder Airless-Injection Engines, 842* firm, H. P., on Reservoirs (Safety Provisions) Act, 1930, and Assessment of Compensa¬tion Water, 837
Hincffley, Prof. J. W., on Recovery of Waste Metals, 26
History of Mechanical Transport in United States, 249
of Naval and Marine Engineering, 70, 163, 503
of Science and Technology, Congress, 179, 730
of Staffordshire and Worcestershire Mines, 184
Hitchcock, C., the Late, 480
H.M.SS. See under YForeftfos
Hoadley, E. E.,onDomestic Electricity Supply,
Hoa r^T*. I??on Aluminium-Silver Alloys, 382
Hobbing Machines, Gear. See Gear under Machine Tools .
Hoddlesden Collieries and Stoneware Pipe Works, Explosion of Economiser, 774 *Hodgson, J. L., Temperature-Measuring and Controlling Apparatus, 769
Hoehn, E., on Strengthening of Welded Joints, 525*
Hogg, Dr. T. H., on Alexander Hydro-Electric Scheme, 529
Hoist, Pig-Lead, for Cable-Sheatiling Press, 570*
Travelling, Bellows Falls Hydro-Electric Scheme, 162*
Holborn-Aldwych Tramway Subway, Enlarge¬ment, 107*
Holborn-Kurlbaum Pyrometer (Elliott Brothers (London), Ltd.), 560*
Holes and Shafts, Standardisation of, 471
Holland, Zuyder Zee Reclamation Scheme, 83
Hollerith Electrical Tabulating System, 126
Holmes, J. H., and Co., Ltd.,35-h.p. Alternating-Current Commutator Motor, 232*
Holton, A. L., on Recovery of Ammonia and Tar Acids, 740
Home Office, Draft Regulations for Jib Cranes, 362
Honduras, Economic Conditions in, Report, 357
Honing Machine, Cylinder, with Hydraulic Traverse, 95*
Honours List, King’s Birthday, 739
New Year’s, 23
Hoover Concrete Arch Dam, River Colorado, 838
Hopkinson’s Experiments, Internal-Combustion Engine, 712
Hopwood, Prof. F. L., on Ultrasonics, 306
Horne, Sir R., on Mineral Resources of the Empire, 306
Horseley Bridge and Engineering Co., Ltd., West India Docks Improvements, Swing Bridges, 501* ; Rolling-Lift Bridge, 531*
Hot-Plate, Electric, Heating Elements (G. Bray and Co., Ltd.), 233*
Water Accumulators for Peak Loads, 185
Hounsfleld Portable Testing Machine, 104
House Refuse, Utilisation of, 25
Housing Estate, Middle Park, Woolwich, 271
Hovgaard, Prof. W., on Shearing Stresses in
Riveted and Welded Connections, 468*. See 445
Howden, W. H., on Air Heaters, 585*. See 492
Hughes, D. E., Centenary of, 677
Hughes, H., and Son, Ltd., Exhibits at Physical and Optical Societies’ Exhibition, 53*; Recording Echo-Sounding Apparatus, 726*
Humidity Recorder (Cambridge Instrument Co., Ltd.), 55*
Humphreys, Sir G. W., Aldwych-Holborn Tramway Subway Enlargement, 107
Hunt and Mitton, Ltd., Mechanical Grease Pump, 224*
Hunter, K. H. W., the Late, 453
Hunter, S., Jun., on Marine Boilers, 333
Hurd, Sir A., on British Sea-Power, 1900-1930, 428
Hydraulic Engineering (Review), 785
Machine Tools. See AfacAine Tools
Power Plant. See Power Plant
Press. Sees Press under AfacAine TooZs
Structures, Design and Construction, 390
Turbines. See Turdineg ; Power Plant Hydraulics, Curvature Effects in Alluvial
Channels, 196, 260*. See Errata, 702
for Engineers (Review), 724
Hydro-Electric Power Plant. See Power Plant Hydro-Indicators, Ltd., Distant-Reading Hy¬draulic Gauges, 92*
Hydrodynamics and Aerodynamics, Dr. Prandtl’s Lectures on (Review), 199
Fluid Flow in Pipes, Model Tests, 668
Hydrogen and Carbon Monoxide Meter (Elliott Brothers (London), Ltd.), 601*
Hydrogenation of Oils, 274
Hydrovactor, Coghlan, for Ash Removal, 346
Hygienics and Sewage Disposal (Review), 533
Hygrometer, Dew-Point (Negretti and Zambra), 122*

I.

ICE Booms, Bellows Falls Hydro-Electric Scheme, 98*, 161*
“He de Beaute,” S.S., Maier Form, Perform¬ance of, 429, 434
Illingworth, T. J., on Electric Heating of Build¬ings,' 415
Illumination Congress, International, 367, 742
See also Light; Lighting; and Lamps under Electric
Impact on Rails and Gear Wheels on Electri¬fied Railways, 593*
Tests. See Tests (Materials')
Imperial College, Royal School of Mines, Lec¬tures on Hardness, 279
Institute, Mineral Resources of the Empire,
by Sir R. Horne, 306 ; Exhibition, 179 ; Report, 763
University, Tokyo, Wind Tunnels, 689*
Import Trade. . See Trade Impounding Wall, Weston-super-Mare, 477
Impulse Turbines. See Turdines
Incandescent Lamps. See Lamps under Elec¬tric
India, British Trade in, Report, 456
Mandi Hydro-Electric Scheme, Cost of, 56
Market for Cement in, 480
Port of Bombay, 296
Reconstruction of Nerbudda Bridge, Great Indian Peninsula Railway, 417
Rubber. See Rudder
Indicating and Recording Instruments, New York Power Exhibition, 344
Indicator, Clarity, Water, Halifax Corporation Filtration Plant, 816*
Distant, for Transformers (Everett, Edgcumbe and Co., Ltd.), 56
Sleeper Deflection, Great Western Railway, 93*
Stroboscopic, Gear-Changing, for Motor
Vehicles, 57*. See Letters, 118*, 183
Water-Level, Welland Ship Canal, 201
Induction Furnaces. See Furnace, Electric Motor. See Motor, Electric
Industrial Accidents. See Accidents
Agreements and Disputes. See Ladour; Ladour Vote*
Industrial Brownhoist Corporation, Petrol- Electric Breakdown Crane, 813*
By-Products, Utilisation of, 25
Industrial Designs Competition, 453, 540
Copyright in (Review), 522
Economics. See Labour
Furnaces. See Furnaces
Leadership in America, 767
Management. See Works Management
Mission, Sheffield, to South America, Report, 318
Notes. See Labour Notes under Labour
Research. See -Researc/i
Industrie Elektro-Ofen, G.m.b.H., Russ In¬duction Furnace, 497*
Industry, Government Interference with, 81. See Letter, 137
Position of, 363
See also Trade and Paragraph Index Ingeniero White, Port of, Grain Elevator
System, 420
Ingot Mould, 112-ton, 339*
Steel, Statistics of Production, 241
Inland Navigation. See Navigation; Canals :
Rivers, andc.
Institute of Transport. See Transport
See Institutions
Institution, Royal. See Royal Institution
Technical and Scientific. See Agricultural
Society, Royal; Arts, Royal Society of; Automobile Engineers, Institution of; Automotive Engineers, Society of; British Architects, Royal Institute of; British Association; British Foundrymen, Insti¬tute of; Canada, Engineering Institute of; Chemical Engineers, Institution of; Civil Engineers, American Society of: Civil Engineers, French Society of; Civil Engi¬neers, Institution of; Electrical Engineers, Institution of; Engineers and Ship¬builders in Scotland, Institution of; Fuel, Institute of; Gas Engineers, Institution of; Geographical Society, Royal; Glass Tech¬nology, Society of; Iron and Steel Insti¬tute ; Iron and Steel Institute, American; Junior Institution of Engineers; Liver¬pool Engineering Society; Manchester Association of Engineers; Marine Engi¬neers, Institute of; Mechanical Engineers, American Society of; Mechanical Engi¬neers, Institution of; Metals, Institute of; Meteorological Society, Royal; Municipal Electrical Association, Incorporated; Naval Architects, Institution of; Newcomen Society; North-East Coast Institution of Engineers and Shipbuilders; Physics, Institute of; Royal Institution; Royal Society; South Wales Institute of Engi¬neers; Structural Engineers, Institution of; Swedish Engineers in Great Britain, Society of; Testing Materials, American Society for ; Testing Materials, New Inter¬national Association; Transport, Institute
of;. Water Engineers, Institution of
Instruments, Mechanical Engineering, Experi¬mental (Review), 198
See also Aeronautics; Electric Insulating Compounds, Welded Pressure Vessel for Manufacture, 623
Insulation. See Heat; Electric
Insulators, Sparking-Plug, Manufacture, 572
Interferometry, Applications of (Review), 786
Intermetallic Abrasion, Tests of, 783
Internal-Combustion Engines. See Aeronautics;
Engines; Motor Cars; Motor Boats; Tractors
International Gas Conference. See Gas Con¬ference
High-Tension Conference, 733
Illumination Congress, 367, 742
Load Lines, Establishment of, 443
Steam Table Conference, Report, 296, 393
International Telephone and Telegraph Labo¬ratories, Inc., Short-Wave Radio Commu¬nication, 482*
Trade. See Trade
Introscope (Foster Instrument Co.), 240*
Ions, Atomic, Dimensions of, 350
Ipswich, Ranelagh Works, Reavell and Co., Ltd., 33*
Irish Free State, Shannon Hydro-Electric Scheme, 250* 340* 526*. See Letters 56, 88, 137
Iron Alloys. See Metallurgy and Steel —- Case Hardening. See Heat Treatment under
Metallurgy Corrosion. See Corrosion.
Factor in Blast-Furnace Practice, 707, 808*
Foundry. See Foundry
Furnaces. See Furnaces
Heat Treatment. See Metallurgy
Manufacture. See Furnaces, Blast; Metallurgy
Ore. See Ore
Pig, Prices. See Metal-Price Diagrams
Pyrites, Use in Canadian Paper and Iron industries, 244
Rolling Mills. See Rolling Mills
and Steel Industrial Research Council,
Report on Corrosion, 651, 652
Industry, Co-Operative Research in, 802
Industry, Statistics, 1930, 241

Iron and Steel Institute

Autumn Meeting, Prague:
Solution of .Cementite in Carbon Steel and
Influence of Heterogeneity, by E. WaUdow, 27*
Spring Meeting, London:
Programme, 514 Report of Council, 612
Honorary Treasurer’s Report, 612
New By-Law, 612
Presentation of Bessemer Medal to Prof. Sir H. C. H. Carpenter, 650
Presentation of Carnegie Medal to Dr. E. Valenta, 679
Annual Dinner, 652
Reports of Discussions, 612, 650, 679, 706
Presidential Address, by Col. Sir C. Wright, on Welsh Tin-Plate Industry, 612
Production Economy in Iron and Steel
Works, by Dr. O. Cromberg, 650. See 510. See Letter, 681
Melting Shop of Appleby Iron Co., Ltd., by A. Robinson, 616*, 686*. See 650
Report on Corrosion of Iron and Steel, SSI, 652
Constitution of Scale, by Dr. L. B. Pfeil, 661
Basic Bessemer Process—Its Possibilities in England, by V. Harbord, 683. See 679
Accelerated Cracking of Mild Steel (Boiler Plate) under Repeated Bending, by Dr. W. Rosenhain and A. J. Murphy, 680
Nature of Defective Lamination in Wrought-Iron Bars and Chain Links, by Dr. H. J. Gough and A. J. Murphy, 653*. See 680
Effect of Carbon and Silicon on Growth and Scaling of Grey Cast Iron, by Dr. A. L. Norbury and E. Morgan, 839*. See 706
Blast-Furnace Data and their Correlation, by E. C. Evans, Dr. L. Reeve and Dr. M. A. Vernon, 807*. See 707.
Sub-Crystalline Structure of Ferrite, by . Prof. C. O. Bannister and W. D. Jones, 707
Alloys for Use at High Temperatures, by Dr. O. H. M. Jenkins and H. J. Tapsell, 713*. See 707
Refractory Materials for the Induction Furnace, by Dr. J. H. Chesters and W. J. Rees, 776, 844*. See 707
Resistance of Copper-Nickel Steels to Sea Action, by Dr. J. N. Friend and W. West, 774. See 707
Iron and Steel Institute, American, Ship¬building and its Relation to Steel Industry, by H. G. Smith, 801; Co-Operative Research in Iron and Steel Industry, by F. N. Speller, 802; Corrosion-Resistant Alloys of Stainless Type in Use and Fabrication, by T. H. Nelson, 802; An Appraisal of Nitriding; by M. A. Grossmann, 802; Thermal Study of an Open-Hearth Furnace, by W. M. Henry and T. J. McLoughlin, 802; Review of Certain Gas-Producer Practice, by V. Windett, 802
Non-Metallic Inclusions in (Review), 819
Standard Specifications, British, Co¬-ordination of, 485
Works, Production Economy, 610, 650. See Letter, 681
See also Paragraph Index
Tests. See Tests (Materials).
Welding. See Welding
Wrought, Bars and Chain Links, Nature of Laminations in, 653*, 680
Sub-Structure Of, 707
See also Cast Iron; SteUt; Pig Iron; Metallurgy
Ironing Machines, Laundry, Failures of, 93
Ironwork, Structural. See Bridges; Floors; Columns; Steelwork; Structures
Irrigation, Egypt, Nag Hamadi Barrage, 20* See also Paragraph Index
Isherwood System, Ship Construction, Annual Return, 361
Isothermos Self-Oiling Railway Axle Box, 76
Italy, Port of Genoa, 4*, 73*, 134

J

JACKSON, Sir J., Ltd., Nag Hamadi Barrage, 20*
Jadwin, Major-General the Late, 368
Japan, British Trade with, 705
Reinforced Brick Walls in, 44*
Japanese Railways, Stresses in Carriage Frame, 196*
Wind Tunnels, 689*
Jarecki Manufacturing Co., Pipe-Screwing Machine, 467*
Tanking, Dr. C. H. M., on Properties of Cadmium, 381; on Alloys for High- Temperature Use, 713*. See 707
Jet Discharge, Experiments on, 746
Jig-Boring Machine (Soci6t6 Genevoise d’lnstruments de Physique), 466*
Johnson High-Pressure Boiler, S.S. “ Empress of Britain,” 638*. See Addezidum, 672
Johnson, Lieut.-Ool. 0. R., the Late, 336
Johnson’s Materials of Construction (Review), 786
Joints, Construction, in Concrete, Report, 60
Expansion, in Ships, Effect on Stresses, 446, 469
Riveted and Welded, Shearing Stresses in, 445, 468*
Welded, Strengthening by Cross-Straps, 525
Jones, W. D., on Sub-Crystalline Structure of Ferrite, 707
Jordan, O. H., the Late, 23
Jorgensen, O. E., on Low-Cost Motorships, 681
Journals. See Bearings
Junior Institution of Engineers, Presidential
Address, by Sir H. G. Lyons, on Technical. Museums, 100; Annual Dinner, 580
Junkers Aeroplane, Accident at Meopham, Report, 146
Junkers-Motorenbau G.m.b.H., 25-b.h.p. Single-Cylinder Oil Engine, 398*
Jupiter Aeroplane Engines, Limits used in, 746

K.

KARNATH Rotating Valve (A. Turnbull and Go.. Ltd.), 45*
Karoiinenschacht Power Station, High-Pressure Steam Plant, 811*, 539*
Katz Carbon-Monoxide Recorder, 708*
“ Keith,” H.M. Flotilla Leader, 480
Kellogg, M. W., Co., Welded-Steel Drum, 282
Kelvin Lecture on Architecture of Solids, 660
Kempton Park Waterworks, Primary Filters, 126
Kensington Court Company, History of, 553
Kershaw, J. B. C., on Industrial Wastes, 26
Key-Seating Machine. See Machine Tools
Kiln, Oil-Fired, for Sparking-Plug Manu¬facture, 572
Kinematograph Film, Non-Inflammable Coloured, 078
King, J. F., on International Load Lines, 448; on Corrosion in Oil Tankers, 648
King, R. 0., on Detonation and Lubricating Kingsbury, Prof. A., on Fluid-Film Lubrication, " Kingswood,” S.S., Exhaust-Steam Turbine,
Kirchner and Co., A.-G., Moulding Maohine, 864
Klingelberg SBhne, W. F., Lapping Maohine for Spiral Bevel Gears, 826*; Hardening
Press for Bevel Gears, 898*
Krupp, A., Letters of (Review), 118

L.

LA BOUB CO., Automatic Suction Valve, 846
Laboratory, High-Tension (General Electric Co., Ltd.), 660*
Research, Cold Working of Steel, Sheffield University, Work of, 248
Testing, British Non-Ferrous Metals Research Association, 772*
See also National Physical Labour :
Coal Industry in South Wales, SO Education for Engineering Industry, Report, 647
Employment Statistics, Engineering and Allied Industries, 18, 61, 76, 115, 805, 334
Hazardous Employment and Contracts, Legal Decisions, 456
Industrial Accidents. See Accidents Labour Notes, 12, 43, 77, 106, 152, 170,
203, 267, 310, 337, 370, 389, 419, 451, 481, 611, 641, 571, 603, 648, 682, 698, 743, 771, 792, 825. See PARAGRAPH Index
Time Studies in Steel Works, 610, 660. See Letter, 681
Trade Disputes and Trade Unions (Amend¬ment) Bill, 17
Unions ana Industry, 863
Unemployment Statistics, Engineering and Allied Industries, 18, 51, 75, 115, 305,334
Lagging Materials. See Heat Insulation Laing, A.,the Late, 148
Lake Superior, Fort Arthur Harbour, Break¬water Construction, 543
Lamb, E. H., Static Balancing Machine, 769
Laminated and Spiral Springs, Steels for, 307, 405
Lamp, Electric. See Electric Posts, Standard, Welland Ship Canal, 310
Lancashire Boiler. See Boiler
Land Drainage and Floods, 23
Pumping Plants for Nile Delta, 762*
Reclamation, Zuyder Zee Scheme, 83
Lane, F. L., the Late, 432
Larch Poles for Transmission Lines, Report, 655
Larner-Johnson Float-Controlled Valves (J.
Blakeborough and Sons, Ltd.), 31
Lathes. See Machine Tools Launches, Motor. See Motor Boat
and Trial Trips, 88,112, 248, 296, 368, 402,
432, 522, 554, 615, 681, 702, 744, 80S, 829 Law. See Legal; Labour; Patents Lea Recorder Co., Ltd., Bomer Chain Coal Meter, 790*
Lead Alloys. See Alloys under Metallurgy
Electro-Deposition of, 336
Extrusion of, Investigations, 382,403*, 464*
Melting Furnace for Cable-Sheathing Press, 570*
Prices. See Metal-Price Diagrams
Sheathing of Electric Cables, Hydraulic Press for, 667*. See 671
Leakage, Valve Stem, Calculation of, 132
Leeds-Middleton Bailway, Opening of, 106
Leeds and Northrup Co., Smoke Becorder, 345
Leeds, Tozzer and Co., Inc., Car-Washing Ma¬chine, 124*

Legal :

Copyright in Industrial Designs (Bevlew), 522
Delay in Delivery of Machinery, Liability for, 679
Gas Industry Legislation, 303
Labour Legislation. See Labour
Land Drainage Act, 1030,23
Load-Line Legislation, Proposed, 443
London Passenger Transport Bill, 895, 730
Motor-Coach Begulations in London, 22
Ottoman Bank «. Chakarian, 456; Otto¬man Bank v. Bouzourou, 456
Patents and Designs Acts, Board of Trade Committee Beport, 488
Patentability of Manufacturing Methods, 721
Bailway Companies and the Law of Negligence, 519
Reservoirs (Safety Provisions) Act, 1930, 95,837
Trade Disputes and Trade Unions (Amend¬ment) Bill, 17
Mark Law and Practice (Review), 782.
Water, Assessment of Compensation, Report, 837
Widnes Foundry, Ltd., v. Cellulose Acetate Silk Co., 679
See also Paragraph Index Legislation. See Legal;
Labour; Patents Legros, L. A., on Standardisation, 397
Leipzig Fair, Technical Exhibits, 323*, 354*, 398*, 500*. See Erratum, 384
Nord Power Station, Electrostatic Grit Catchers, 45
Lempfert, B. G. K., on Work of Cardington
Meteorological Office, 176
Lessing, Dr. B»., on Clean Coal in Gas Industry, 760
Leterme, 0., Flax-Pulling Machine, 181
Letters to the Editor, 23, 56, 88, 118*, 187,
183, 279, 809, 829, 888, 420, 480, 523,* 614*, 881, 740, 760*, 804,836*
Lever Brothers, ltd., Bromborough Dock, Port Sunlight, 652
Life-Saving Equipment, S.S. Empress ot Britain,” 634
Lifting Bridges. See Bridges
Lights, Traffic-Control (Revo Electric Co., ltd.), 286
Scattering of, 291*
Ultra-Violet, Observations in Rochdale, 896 lighting Gas. See Oas ,
System, Welland Ship Canal, 319*
See also Lamps under Electric
Limestones, Origin, Distribution and Uses
(Review), 198 .. . „ .
Lincolnshire Iron Ore, Suitability for Basio- Bessemer Process, 679,683
Motor Racing Traffic, Proposed, 644 liner Concrete Machinery Co., Stone and Brick
Breaker, 220*
linings, Induction Furnace, Experiments on, 776, 844* '
Linke-Hofmann-Busch-Werke A.-G., Track¬laying Tractor, 298* .
Links, Chain, Wrought Iron, Nature of lamina¬tions in, 653*, 680
Liquid Fuel. See Oil Fuel
Specific-Gravity Balance for (W. and T. Avery, ltd.), 373*
Structure of, 706
Lister, R. A., and Co., ltd., 9-h.p. Single-
Cylinder Oil Engine, 214*; 44-kw. Oil- Engine-Driven Lighting Set, 214* ,
Literature, 36, 68, 117, 182, 197, 261, 400, 457, 474,521, 533,724,752, 785,819. See Literature Index
Litigation. See Legal; Labour; Patents little, S., Hastings Promenade Widening
Works, 446*, 560 ,
Liverpool Engineering Society, Annual Dinner
LjungstrSm Air Heaters, Performances of, 585
Llewellyn, F. T., on Welding Processes, 524
Lloyd’s Statistics, Vessels under Construction, 83, 549
Vessels launched, 187
Load lines, International, Establishment of, 443
Local Authorities and British Engineering Standard Specifications, 83
See also Municipal
“Loohfyne,” Diesel-Electric Passenger Ship, 780*
Locker, T., and Co., ltd., Vibrating Screen, 284
Lockouts. See Labour; Labour Notes locks, Charleroi-Brussels Canal, Roller Sluice
Gate, 512*
Entrance, Bromborough Dock, Port Sun¬light, 552*
West India Dook Impovements, 581*
Nag Hamadi Barrage, Egypt, 21*
Ship, Shannon Hydro-Electric Scheme, 340*
Wall, Reinforced Brick 44*
Welland Ship Canal, Electrioal Equipment for, 166*. 200*
Locomotives, Electric, Impact on Gear Wheels, 598*
Shunting (Greenwood and Batley, ltd.), 187
High-Pressure, 149, 153*, 245', 278, 357*, 416*. See Letters, 279, 309, 420. See Erratum, 301
Industry, Imports and Exports, 244
Pulverised-Fuel Fired, German State Rail¬ways, 424
Road. See Motor • Road; Tractor
2-10-4 Type, with Schmidt Boiler, Canadian Pacific Railway, 780*
Testing Station, National, Need for, 364
Wheel Construction, History of, 468
See also Railways in Paragraph Index
Loffler Boiler for High-Pressure locomotive, 149, 155*, 246, 278. See Letters, 309, 760*
Witkowitz Mining Co., 811*
High-Pressure Boiler, 587*. See Letter, 760*
London Area, Telephone Progress in, 165
British Association Centenary Meeting,
Engineering Section, Programme, 832
British Industries Fair, 277
County Council, Aldwych-Holborn Tram¬way Enlargement, 107*
Council, Charing Cross Bridge Proposals, 336,425
Electricity Supply Scheme, 520*
Fulham Power Station, Report of Inquiry, 147 _
Midland and Scottish Railway, Electrification Proposals, 677; Electrification of Manchester-Altrincham Line, 645*
Motor-Coach Regulations in, 22
and North Eastern Railway, High-Pressure
Compound locomotive, 149, 166*, 245, 278, 857*, 416*. See LETTER, 309. See Erratum, 801; Electrification Proposals, 577; Electrification of Manchester-Altrin¬cham Line, 645*
Passenger Transport Bill, 395, 739
Port of, West India Docks Improvements, 601*, 681*
London Power Co., Battersea Power Station, 680; Switchboard, 670*
Traffic Regulations, 832
Underground Railways. See Underground
Water Supply, Primary Filters at Kempton Park, 125
Lones, Dr. T. E., on History of Staffordshire and Worcestershire Mines, 184
Lorries. See Motor Vehicles
Low-Temperature Carbonisation of Coal. See Coal
Lubricants, Production, Testing and Use (Review), 753
Lubrication, Aero-Engine, Mineral Oil for, 615; Fluid-Film, Problems in, 179
Mechanical Grease Pump (Hunt and Mitton, ltd.), 224*
Research Committee, Work of, 601
Luciston,” S.S., Boiler Explosion in, 460
Luiggi, Dr. L.. the Late, 275
Luton Electricity Works, Electric Shunting Locomotive, 137
Lyons, 0., Ltd., Synchronous Clock, 123
Lyons, Sir H. G., on Technical Museums, 100
Lysaght, J., Ltd., Revolving Dome for Stock¬holm Observatory, 257

M.

MACAULAY, P. W., on Water-Main Construc-
MacBray’ne^D. (192'8), Ltd., Diesel-Electric
M.S. “ Lochfyne,” 780*
Mao. See also Me.
Machine Design (Review), 401, 534
Farts, Worn, Renewal by Electro-Deposi¬tion, 676
Shops. See Works and Machine Tools
Testing. See Testing Machines and Tests (Materials) '
Tool Trades Association, Annual Dinner, 427

Machine Tools :

Bending Machine, Portable, for Bars (A. Wagenbach and Co.), 326*
Boring Machine, Jig (SociCtC Genevolse d’Instruments de Physique), 466
Buffing Machine, Motor-Driven (W. Can¬ning and Cot, Ltd.), 234
Cut-Off Machine, Radiac (A. P. de Sanno andSon),466
Cutting Machine, Wire-Rope, Portable (Hardypick, Ltd.), 524
Cylinder-Honing Machine, with Hydraulic Traverse (Barnes Drill Co.), 95
Drilling Machine, Heavy-Duty (A. H. Schfitte), 398
Pillar-Type (T. Bradley), 218* ,
Drills, Portable, Electric "Hlcycle" (Con¬solidated Pneumatic Tool Co., Ltd.), 826
Garage Tool, Universal (P. Gilman (B.S.T.), Ltd.), 234
Gear Planer, 16-ft. Sunderland (J. Par- kinson and Son), 699
Spiral-Bevel, Lapping-in Machine for (W. P. Klingelberg S8hne), 325
Grinding Machines, Universal, Motor- Driven (Churchill Machine Tool Co., Ltd.), 163
Precision, Improvements in, 471
Hammer, Porge, Motor-Driven (Vemet), 181
Planishing (Brookes (Oldbury), Ltd.), 289*
Holes and Shafts, Standardisation of, 471
Honing Machine, Cylinder, with Hydraulic
Traverse (Barnes Drill Co.), 95*
Hydraulic Press. See Press (below) Jig-Boring Machine (SociCtC Genevoise
dTnstruments de Physique), 466*
Key-Seating and Slot-Milling Machine (T. Bradley), 218*
Lapping-in Machine for Spiral-Bevel Gears (W. P. Klingelberg SShne), 325*
Lathes, Capstan (A. Herbert, Ltd.), 324*
Combination Turret (A. Herbert, Ltd.), 825*
with Hydraulic Transmission (Magde-burger Werkzeugmaschlnenfabrik A.-G.),855*
Special Purpose (Sohaerer-Werk), 399*
13-in. Swing (T. S. Harrison and Sons, Ltd.), 237
Machine Tools at British Industries Pair, 218*
Industry, Position and Prospects, 180
at Leipzig Pair, 823*, 354*, 398*, 500*. See Erratum, 384
Trades’ Association, Annual Dinner, 427; Policy of, 493
Trade Salesmanship, 427
Milling Machine (A. Herbert, Ltd.), 325
Double-Acting (De Vlieg Machine Tool Co.), 26*
Slot, and Key Seater (T. Bradley), 218*
Moulding Machine for Wood (Kirchner and Co., A.-G.), 864*
and Shaping Machine for Wood (Wadkin and Co.), 793*
Nailing Machine for Cable Drums (Bohn and Kruse), 665*
Pile Driver, Portable (Consolidated Pneu¬matic Tool Co., Ltd.), 482*
Pipe-Screwing Machine (Jarecki Manufac¬turing Co.), 467*
Planing Machine, Gear. See Qear (above)
High-Speed (Craven Brothers (Man¬chester), Ltd.), 188*
Planishing Hammer (Brookes (Oldbury), Ltd.), 289*
Presses, Blanking, 45-450 tons (J. Hands and Sons, Ltd.), 217*
Extrusion, Vertical, 403*
Hardening, for Bevel Gears (W. P. Klingelberg SShne), 898*
Percussion, 80-ton (J. Hands and Sons, Ltd.), 217*
Single-Crank Double-Sided (Coventry Machine Tool Works, Ltd.), 226
Straight-Through, for Lead-Sheathing - Cables (Davy Brothers, Ltd.), 567*. See 571
Riveting Machine, Single-Blow, Belt- Driven (W. Frost), 216*
Saws, Circular, for Wood, Electrically- Driven (Wadkin and Co.), 793*
Cold, Heavy-Duty (S. Russell and Sons), 289*
Screwing Machine, Heavy-Duty (C. Winn andGo„ Ltd.), 238*
Pipe (Jarecki Manufacturing Co.), 467*
Shaping and Moulding Machine for Wood (Wadkin and Co.), 793*
Shearing Machine, Portable, for Bars (A. Wagenbach A Co.), 326*
Shears, Guillotine (Brookes (Oldbury), Ltd, 239.
Slot-Milling and Key-Seating Machine (T. Bradley), 218.
Straightening Machine, Motor-Driven (Old¬field and Sohofleld, ltd.), 269* .
Turret lathes. See Lathes (above) Universal Garage Tool (F. Gilman (B.S.T-)ltd.), 284*
Woodworking Machinery, Circular Saws,
Electrically-Driven (Wadkin and Co). 793
Moulding Machine (Kirchner and Co. A.-G.), 354* , '
Moulding and Shaping Machine (Wadkinand Co.), 798*
See also Paragraph Index
Machine Work. See Machine Tools Machinery Imports into Australia, 609
and Exports, Statistics, 18, 51, 75, 115, 150, 180, 244, 266, 305
Packing for Export, 202
Magdeburger Werkzeugmaschinenfabrik A.-lx., lathe with Hydraulic Transmission, 355»
Magnesium Alloys. See Alloys under Metal-
Magnetic Compass (H. Hughes and Son, Ito.), 54
Fields, Rotating, Hardening of Metals, 706
Separator and Elevator, Combined (Rapid Magnetting Machine Co., ltd.), 421*
Magnetometer, Schuster-Smith (Cambridge Instrument Co., ltd.), 84*
Magnet^, Permanent, Apparatus for Testing, Specification, 560
Maier Form of Hull Construction, 429, 433*,494*. See Letters, 523, 614* .
Mains, Electric. See Gables under Electric —A'Water, Construction of, 838 . ...
Corrosion, Protection and Testing of, 1-6
Malone, J. F. J., on a New Prime Mover, 768
Management of Works. See Works Manage¬ment ,
Manchester-Altrincham Railway, Electrifica¬tion of, 645*
Association of Engineers. Annual Dinner, 306; Application of Electro-Deposited t –
Metals to Engineering, by C. H. Faris, 336 Corporation Electricity Department, Demon¬stration Workshop, 804*
Electrical Power Engineers’ Association,
(Technical Group), life' and Work of
Dr. Ferranti, by F. Bailey, 116
Municipal College of Technology, Prospectus
of Summer Evening Courses, 672; Scholar¬ships in Technology, 744
Partington Gas Works, Ammonia-Recovery Plant, 740
Ship Canal, Annual Report, 485
University, Experiments on Syphon Spill¬
ways, 63 „
Manchuria, Railway Development in, 779,805
Mandi Hydro-Electric Scheme, Cost, of, 56
Manning, G. P., on Flat-Slab Construction, 722*, 754*
Manufacture, Scientific Methods in. See Works Management
See also Trade
Marconi International Marine Communication Co., Ltd., Wireless Equipment, S.S.
“ Empress of Britain.” 641*
Marconi’s Wireless Telegraph Co., Ltd., Ex¬hibits at Physical and Optical Societies’
Exhibition, 121; Aircraft Generator with Constant-Speed Windmill, 745*
Marine Auxiliary Machinery, Electric Winches, 794*
Machinery, Electrical, 191
Machinery, S.S. “ Empress of Britain,” 637*. See Addendum, 672
Machinery, Rotary Fuel-Oil Pump, 391
Machinery, Trawl Winch, 44-ton Elec¬trically-Driven, 688*
Boilers. See Boilers
Engineering History, Chapters in, 70, 163,
Industry, Position and Prospects, 305
Lloyd’s Statistics, 83, 137, 549
Engineers, Institute of, Electrical Equip¬ment of Modernships, by J. E. Allan, 191;
Water Tube versus Scotch Boilers, by
H. E. Yarrow and S. Hunter, Junr.,' 333 ;
Annual Dinner, 550; Low-Cost Motor- ships, by O. B. Jorgensen, 681
Engines. See Engines; Turbines; Marine Propulsion
Machinery, Output in 1930, 24, 78, 184
Propulsion, Boilers, Water-Tube and Scotch, Relative Advantages, 333
2,000-i.h.p. Diesel-Electric Drive, M.S. “ Lochfyne,732
Diesel Engines, 18,000-h.p. Harland-B. and W. Type, M.S. “ Reina del Pacifico,” 447*
Diesel Engines, 13,800-h.p. Harland-B. <fc. W. Type, M.S. “ Warwick Castle,” 173
Diesel Engine Installations, Torsional Vibration Frequencies in, 259*. See Letters, 420, 480.
Diesel Engine Installations, Torsional Vibration Amplitudes in, 694. See Erra¬tum, 734. See Letter, 835*
Diesel Engines for Low-Cost Motorships, 681
Diesel Engines, Progress and Mainten¬ance Costs, 491, 494
63,000-s.h.p. Geared Turbines, S.S. "Empress of Britain,” 635*. See Ad¬dendum, 672
Oil Fuel for. See Oil Fuel
Turbine, Exhaust-Steam, S.S. “Kings-wood,” l7l*
See also Engines; Turbines; Ship Resistance; and Paragraph Index
Salvage. See Salvage
Turbines. See Turbines, Steam; Marine Propulsion
Markets. See Trade and Paragraph Index
Marx, R. J., on Utilisation of Whitewater in Paper Mills, 25
Massena Point Hydro-Electric Scheme, 287*. See Addendum, 330
Masters, P. E„ on Fine Testing Sieves, 659*
Materials of Construction, Johnson’s (Review), M 788
Strength of, Effect of Electro-Deposition on, 676
Strength of. Seo also Stress, and Tests • (Materials)
Materiel . Teldphonique, Short-Wave Radio Communication, 483*, 709*
Mathematics, Applied, for Engineers (Review), 118
Computing Cards for Harmonic Analysis,
Maudslay, H., Centenary, 268
May Lecture, Institute of Metals, Progress of
Power Production, 611. See 676
McAlpine, Sir R., and. Sons (London), Ltd., West
India Docks Improvements, 501*, 531
McClure, J., on Bombay Harbour Survey and Tidal Model, 296
McLoughlin, T. J„ on Thermal Study of Open- Hearth Furnace, 802 .
Me. See also Mac
Measuring Instrument, Precision (Fortuna- Werke Spezialmaschinenfabrik, A.-G.), 500*
Mechanical Engineering, Experimental, Engin¬eering Instruments (Review'), 198
and Power Exhibition, Hew York, 189,
253*, 282, 344*. 466*, 591*
Engineers, American Society of, Experi¬mental Solutions of Problems in Fluid- Film Lubrication, by Prof..A. Kingsbury,
179; Low-Cost Peak-Load Capacity with Bleeder Turbines, by Prof. A. G, Christie andW.Viessman,186*; Precision Methods in Manufacture of High-Speed Printing Presses, by C. R. Reiman, 471;. Improve¬ments in Precision Grinding, by R. E. W. Harrison, 471
‘’’Mechanical Engineers, Institution of :
London Meetings, Winter Session:
Induction Conditions, Distribution and Turbulence in Petrol Engines, by Dr. S. J. Davies, 57*, 89*. See 49, 52*
High-Pressure Locomotives, by H. N. Gresley, 153*. See 149, 245, 278, 357*, 416.* See Letters 279, 309, 420. See Erratum, 301
Election of officers, 149, 307 Stephenson Memorial Unveiling, 306
Annual Report, 307
Steels for Aircraft Engine Valve Springs, by Captain A. Swan, H. Sutton and W. D. Douglas, 314*, 374*. See 307
Proposed Visit to Canada, 365 Graduates’ Section, Annual Dinner, 397
Fatigue-Strength of Carbon- and Alloy-Steel Plates in Laminated Springs, by R. G. C. Batson and. J. Bradley, 405*. See 807
Benevolent Fund Meeting, 429
Modern Methods of Raising Water from
Underground Sources, by R. S. Allen and W. E. W. Millington, 435*. See 430
Post-War Land Turbine Development, by C. D. Gibb, 555*, 587*, 656*, 716*. See-550, 578, 582*
North-Western Branch:
Discussion on X-Rays in Engineering Practice, by Dr; V. E. Puffin, 191
Discussion on High-Pressure Locomotives, bv H. N. Gresley, 278. See 149, 153*, 245, 357*, 416*. See Letters, 279; 309; 420. See Erratum. 301
Discussion oh Machinery and Methods of Manufacture of Sheet Glass, by Prof. W. E. S. Turner, 329
Discussion on Post-War Land Turbine Development, by C. D. Gibb, 582*. See 550, 555*, 678, 587*, 656*, 716*
Effect of Surface Conditions and Electro- Deposited Metals on Resistance of Materials to Repeated Stresses, by R. H. D. Barklie and H. J. Davies, 676 !
Mechanical Lubricator. See Buhricolor — Stoker.' See Stoker Traction on Roads. See Roads; Motor; Tractors
Mechanics of High-Building Construction (Review), 198
Textile, and Heat Engines (Review), 37
“ Megaera,” H.M.S., History of, 71
Megaphones, Electro- (S. G. Brown, Ltd.), 236
Meissner, Dr. K. L., on Corrosion of Super-Duralumin, 406*. See 384
Melchett, Lord, the Late, 22
Medal, Award to Dr. K. Riimmel, 137
Meldrums, Ltd., Motor-Driven Acid Pump, 223
Melting Shop, Steel, Appleby Iron Co., Ltd., 616*, 650, 686*
Meopham Aeroplane Accident, Report, 146
Merchant Shipbuilding. See Shipbuilding — Ships. See Ships ; Steamers
Mercury Prices. See AfeiaZ-Price Diagrams
Rectifier, 1,500-volt, Old Trafford Sub¬station, 645*
Turbine Plant, 10,000-kw., 65
See Addendum, 142; 20,000-kw. Installation, 351
Merryweather <fc Sons, Ltd., Enclosed-Type Fire Engine, 434* .
Merz, C. H., Award of Faraday Medal to, 243
Metallography. See Metals; Metallurgy; Microphotographs

Metallurgy :

Alloys, Aluminium-Copper, Effect of Silicon on, 410, 498*
Corrosion by Sea Water, 384, 406*
Heat-Treated, Dimensional Stability of, 371*, 383*
Silver, Investigation of, 382
V-Affoy, Specification, 807
Antimony-Copper, Properties, 410,777
Arsenic-Antimony-Copper, Properties 410, 777
Cadmium-Silver, Constitution of, 382
Copper-Nickel Steels, Sea-Water Cor¬rosion of, 774
Alloys, Copper-Phosphorus, Rolling of, 376, 411
Silicon, Effect of Tempering, 372
Silver, Solid Solutions of, 382
See also Brass ; Bronze ; Ounmetal andc.
for High-Temperaturq Use, Investiga¬tions of, 713*
Iron and Steel, Corrosion-Resistant, 802
Magnesium, Welding of, 681
Nickel-Chromium-Iron-Tungsten, In¬vestigations of, 713*
Aluminium-Alloy Motor Boat (Birmingham Aluminium Casting (1903) Co., Ltd.), 542*
Flow and Fracture of, 388
Blast Furnaces. See Furnaces
Brass. See Brass
Brazing Solder, Specification, 678
Bronze. See Bronze
Cadmium, Metallic, Properties of, 381
Cast Iron. See Cast Iron
Corrosion of Metals. See Corrosion
Duralumin, Super-, Corrosion by Sea-Water, 384, 406*
Foundry. See Foundry ; Moulding Furnaces, Electric. See Furnaces — Metallurgical. See Furnaces Heat Treatment of Aluminium Alloys, Effect of, 371*, 383
Case Hardening with Liquid Carbur¬ising Agent, 803*
Effect on Nickel-Chromium-Iron-Tungsten Alloys, 714
Electric Annealing Furnace for (Birmingham Electric Furnaces, Ltd.), 231*
Hardening Press for Bevel Gears (W. F. Elingelberg Sohne), 398*
Spring-Steel Wire, 314*, 374*. See 307
Steel Effect on Structure, 27*
Steel for Laminated Springs, 406
Ingot Mould, 112-ton, 339*
Iron Manufacture. See Furnaces, Blast — Ore. See Ore
and Steel, Non-Metallic Inclusions in (Review), 819
Malleable Cast Iron (Review), 533
Metallurgy, Ferrous, Elements of (Review), 197
Physical, Laboratory Manual (Review), 262
Metals, Extrusion of, Influence of Pressure and Temperature, 382, 403*, 463*
Hardening by Rotating Magnetic Fields, 706
Non-Ferrous, British Research Associa¬tion, Investigation of Effect of Antimony and Arsenic on Copper, 410, 777*; London Headquarters, 772*
Overstrain of (Review), 36 — Structure .of, 660*
Tests of. See Tests (Materials) Pyrometers. See
Pyrometers Refractories. See Refractory Materials
Rolling Mills. See Rotting J/itts
Steel, Basio Bessemer, Production Possi¬bilities in England,- 679, 683
British, National Mark for, 335
Carbon, Solution of Cementite in, 27
Copper, Corrosion Tests of, 191
Nickel, Corrosion of, 774 — Furnaces. See Furnaces
and Iron, ’Non-Metallic Inclusions in (Review), 819
Manufacture, Appleby Iron Co., Ltd., 616*, 650, 687*
Mild, Accelerated Cracking of , 680
Patina, Corrosion Tests of, 191
Special, Chemical Analysis of (Review), 262
Thermal-Equilibrium Diagrams, Need for Uniformity in, 382
Welding. See JPeWing
See also Iron, and Steel Institute; Metals,
Institute of ; Microphotographs ; Foun¬dry ; and Paragraph Index
Metals, Anti-Friction. See Alloys under Metallurgy
Corrosion of. See Corrosion
Electro-Deposited, in Engineering, 336
Expanded, Specification, 313
Extrusion of, Influence of Pressure and Tem¬perature, 382, 403, 463 .
Fatigue of. See
Stress under Tests (Materials)
Hardening by Rotating Magnetic Fields, 706

Metals, Institute of:

May Lecture on Progress of Power Produc¬tion, by W. B. Woodhouse, 611, 676
Spring Meeting, London:
Programme, 175, 351
Report of Council, 36
Honorary Treasurer’s Report, 366
Election of Officers, 366
Reports of Discussions, 366, 381,416
Annual Dinner, 384
Corrosion of Early Chinese Bronzes, by
Capt. W. F. Coffins, 366
Microstructure of Greek Silver Coins (500-300 B.OJ and some Forgeries,
by Dr. C. F. Elam, 366 Deformation of a Single Crystal of Silver,
by Dr. H. J. Gough and H. L. Cox, 366
Dimensional Stability of Heat-Treated
Aluminium Alloys, by J. D. Grogan and D. Clayton, 371*. See 383
Rolling of Alloys of Copper and Phosphorus by O. W. Ellis, 376. See 411
Properties of Metallic Cadmium, by Dr. C. H. M. Jenkins, 381
Cadmium-Rich Alloys of System Cadmium-Silver, by Dr. P. J. Durrant, 382
Solid Solutions of Copper-Silver System, by Dr. D. Stockdale, 382
Silver-Rich Aluminium-Silver Alloys, by T. P. Hoar and R. K. Rowntree, 382
Influence Of Pressure and Temperature on ,
Extrusion of Metals, by 0. E. Pearson and Dr. J. A. Smythe, 403*, 463*. See . 382
Flow of Aluminium at Elevated Tem¬peratures, by Prof. D. Hanson and M. A. Wheeler, 383
Resistance of Super-Duralumin to Cor¬rosion by Sea-Water, by Dr. K. L. Meissner, 400*. See 384
Effect of Antimony on Copper and Combined Effect of Antimony and Arsenic, by S. L. Archbutt and W. E. Pry- i theroh, 777*. See 410
Properties of Silicon-Aluminium Bronzes, , by L. J. Brice, 408*. See 410
Metals, Non-Ferrous, British Research Association, Investigations of Effect of Antimony and Arsenic on Copper 410, 777*; i London Headquarters, 772*
Overstrain of (Review), 36
Price Diagrams, 11*, 42*, 184*, 339*, 462*, 615*, 744*
Recovery from Waste Materials, 26
Structure of, 660*
Welding. See Welding
See also Metallurgy; Microphotographs
Meteorological Office, Cardington, Work of, 176
Report on British Rainfall, 1029, 128
Society, Royal;' Presidential Address, ,
by R. G. K. Lempfert, on Scientific Work , of Meteorological Office, Cardington, 176; Symons Memorial Lecture on Navigation in , Relation to Science and Meteorology, by Comdr. E. 0. Shankland, 450
Meteorology and Navigation, 450
Meter, Coal, Chain, “Romer” (Lea Recorder , Co., Ltd.). 790*
Flow (Brown Instrument Co.), 345
(Republic Flow Meters Co.), 344*
Moisture (C. J. Tagliabue Manufacturing Co.), 345
Smoke-Density (Elliott Brothers (London), Ltd.), 600*
Water-Current, Price, 263*
See also Electric
Metropolitan-Cammell Carriage, Wagon and Finance Co., Ltd., Rolling Stock, Electri¬fication of Manchester-Altrincham Rail¬way, 646*
Metropolitan-Vickers Electrical Co., Ltd., Electrical Equipment, Diesel-Electric M.S.
" Loehfyne,’’ 733*; Electrically-Operated' Winches, 794*
Water Board, Primary Filters at Kempton Pork, 125
See also London
Michelin Factory, Stoke-on-Trent, Flat-Slab Floor Construction, 722*, 754*
Michelson, Prof. A. A., the Late, 645
Michigan, University of; Highway Engineering Conference, 599
Micrometer, Neo- (H. 0. Chambers), 775
Sextant (H. Hughes and Son, Ltd.), 54
Microphone, Invention of, 677
Microphotographs, Corroded Super-Duralumin, 384, 406*
Extruded Bismuth, 403*, 473* —Heat-Treated Carbon Steels, 27*
Induction Furnace Linings and Crucibles, 844*
Lead-Sheathing of Cables, 567*
Overheated Steam-Turbine Disc, 762*
Silicon-Aluminium Bronzes, 499*
Grey Cast Iron 840*
Wrought Iron, 653*, 680
Microstructure of Greek Silver Coins, 366
Middle Park Housing Estate, Woolwich, 271
Middlesbrough, River- Tees, Vertical-Lift Bridge, 15
Middleton-Leeds Railway, Opening in 1812,106
Midland Coke Research Committee, Report on Coke Reactivity, 618
Midwest Power Conference, Chicago, Trends in Steam-Turbine Development, by Prof. A. G. Christie, 620
Milfraen Colliery, Monmouth, Electrical Acci¬dent in, 82
Military College of Science, Woolwich, “At Home,” 771
Millars' Machinery Co., Ltd., Concrete Mixer, 219*; Truck Tractor with Tipping Body, 220*
Milling Maehines. See Machine Tools Millington, W. E. W., on Borehole Pumping
Plant, 435*. See 430
Mills, Cold-Rolling, for Strip Metal (W. H. A. Robertson and Co., Ltd.) 9*, 62*
Grinding (Wisler), 181
Paper and Pulp, Utilisation of-Whitewater, 25
Pulverised-Fuel (Foster Wheeler Corpora¬tion), 264*
Fuel (Fuller, Lehigh Co.), 253*
Fuel (Riley Stoker Corporation), 253*
Rolling. See Soiling Mills Tin-Plate and Sheet, Breakage of Rolls in, 280*, 341*. See Letter 368
Minerals, Non-Metallic, Standards for (Review) 401
Oils. See Oils
Production, British Columbia, Annual Report, 307
Resources of the Empire, 179, 306, 763
See also Coal; Mining Ores; and Para¬graph Index
Mines, Coal. See Collieries
Cornish, Organisation of, 31
Electricity in, Report, 82
Ignition of Firedamp by Sparks from Picks, Experiments, 401
Staffordshire and Worcestershire, History of, 184
United States Bureau of. See United States
See also Coal; Collieries; Mining; Ores; and Paragraph Index
Mining, Gold, Methods of, 202
See also Paragraph Index Ministry of Transport. See Transport Minnitt, G. 0., on Reconstruction of Nerbudda Bridge, 417
“ Miss Birmahright,” Aluminium-Alloy Motor I Boat, 542*
Mixer, Metal, 500-ton, Appleby Iron Co., Ltd., 616*, 850
Mixing Machines, Concrete. See Concrete
Rubber (D. Bridge <fc Co., Ltd.), 227
Sand (Pneulec, Ltd.), 227*
Model, Celluloid, Railway Carriage Frame, Optical Stress Analysis of, 106*
Experiments on Syphon Spillways, 63
See also Aeronautics; Ship Resistance; Tank
Railway Exhibition, 'Westminster, 544
Survey and Tidal, Bombay Harbour, 296
Moisture Meter (C. J. Tagliabue Manufacturing Co.), 346
Molecular Pump, Gaede-Sieghahn, 123
Molybdenum Steel for Loffler Boiler Tubes, 538
Moncrieff, Lieut.-Coi. J. M., the Late, 87
Monel Metal, Notched-Bar Bending Tests, 347
Monsarrat and Pratley, Montreal Harbour Bridge, 351*, 411*
Montreal Harbour Bridge, 351*, 411*
Montreal Island Power Co., Back River Hydro-Electric Plant, 286
Office Building, Sun Life Assurance Co. of Canada, Ltd., 813
Moore, A. N., on Electrical Distribution, 834
Morgan Crucible Co., Ltd., Radiation Thermo¬stat, 685*
Morgan, E., on Growth and Scaling of Cast Iron, 839*. Seo 706
“ Moriscot ” Petrol Pump, 313*
Morris, H., the Late, 604
Morse Chain Co., Ring Oiler for Chain Drives, 344*
Moss, Dr. H., on Detonation and Lubricating OU,1*
Mossbeath Colliery,! Fife, Electrical Accident in, 82 •
Motor Boat, Aluminium-Alloy (Birmingham Aluminium Casting (1903) Co., Ltd.,) 542*
Cars, British Empire Exhibition, Buenos Aires, 317

Motor Car Details :

Engines. See Engines, Petrol, Motor Car Stroboscopic Gear-Changing Indicator, 57*.
See Letters, 118*, 183
Wheel Rims, British Standard Specifica¬tion 367
Motor-Car Engineers. See Automotive Engineer#
Engines. See Engines, Petrol
Fuels. See Motor Fuels
Industry, Position and Prospects, 76,115
Wheel Rims, British Standard Specifica¬tion, 367
See also Motor Cycles ; and Paragraph Index
Carriages, Railway. See Carriages
Coach Regulations in London, 22
Cycle Industry, Position and Prospects, 115
Electric, Alternating-Current Commutator (J. H. Holmes <and Co., Ltd.), 232*
Balancing a Small Armature, 818*
670-h.h.p., Diesel-Electric M.S. “ Lochfyne,” 733
Geared, Suspension in Locomotives, 593
High-Torque (M. W. Woods, Ltd.), 604
Induction, Fan-Cooled (Century Electric Co.), 468*
for Rolling-Mill Drive (English Electric Co., Ltd.), 369*
Use as Dynamometers, 129*. See Let¬ters, 183, 279, 329, 523
Welland Ship Canal, 200* 594*, 691*, 821*
Fuels for Commercial Vehicles, 738
Detonation and Lubricating Oil, 1*
Generators, Manchester-Altrincham Rail¬way, Substations, 645*
Internal-Combustion. See Aeronautics; En¬gines ; Motor Oars ; Motor Boats ; Tractors
Launches. See Motor Boats
Manufacturers and Traders, Society of,
Memoranda on Motor Fuels, 738
Marine. See Engines ; Marine Propulsion; Motorships
Paraffin. See Engines, Oil
Petrol. Seo Aeronautics; Engines, Petrol;
Motor Boats ; Motor Cars; Tractors
Racing Traok, Lincolnshire, Proposed, 644
Road Rollers. See Road Rollers
Spirit. See Motor Fuels
Tractors. See Tractors
Transport, Commercial, and Taxation, 457
Trawler “ Corto Real,’' 44-ton Electrically-Driven Winch, 688*
Vehicles, Commercial, Fuels for, 738
Heavy, Proposed Taxation, 81. See Letter 137
Imports and Exports, 75
Stroboscopic Gear-Changing Indicator 57*. Seo LETTERS, 118*, 183 Motorship “ Amerika," 495
British Corporation Register Book, 271;
Rules and Tables, 369
under Construction, Lloyd’s Statistics, 83,549
Launched, Annual Statistics, 187
“ Loehfyne,” Diesel-Eleotrio Drive, 730*
Low Cost, 681
Machinery, Maintenance Costs, 491, 494
“ Reina del Pacifloo," 447*. See 616
and Steamers, Vibration in, 496*
“ Venus,” Machinery Weights, 495
“ Warwick Castle," 173
" Winchester Castle,” Gravity Davits, 91*
See also Marine Propulsion Mould, Ingot, 112-ton, 339*
Timber, for Ferro-Concrete Columns, 765
Moulding Machine, Foundry, Electrically-
Operated (Pneuleo, Ltd.), 808*
Wood. See Machine Tools
See also Foundry
Multi-Valve Corporation, Stop Valve, 256
Mnltitubular Boilers. See Boilers
Municipal Electrical Association, Incorporated, Scarborough Meeting, Programme, 702; Presidential Address by A. J. Fuller, on Eieotrio Power Supply, 801; Homo Service by Electricity from Consumers’ Point of View, by E. E. Hoadloy, 801; Assessment of Electrical Undertakings in Relation to Local Rating, by I. Dixon, 833; Develop¬ment of Electricity Distribution in Great Britain, by A. N. Moore, 834
Murphy, A. J., on Laminations in Wrought Iron, 653*. See 680 j on Cracking of Mild Steel 680.
Museum, Commercial, Philadelphia, Report, 741
National, United States, Report, 249
Science, Model of Globular Star Clusters, 678
Technical, Functions of, 100

N.

NAG HAMADI Barrage, River Nile, 20
Nailing Machine for Cable Drums, 668
Nalder Brothers and Thomson, Ltd., Exhibits at Physical and Optical Societies’ Exhibition, 124
Napier, M.S., the Late, 188. See ffiraiujn, 270
National Certificates in Foundry Practice, 829
Confederation of Employers’ Organisations, Review of Industry, 363
Electricity Supply, 520*
Federation of Iron and Steel Manufacturers, "
Statistics of Iron and Steel Industry, 1930,
241; Report on Corrosion of Iron and _ Steel, 651, 652
Fuel and Power Committee, Report, 803
National Gas Engine Co., Ltd., 100-b.h.p.
Four-Cylinder Oil Engine, 215
Locomotive Testing Station, Need for, 864
Mark for British Steel, 335 ~
Physical Laboratory, Investigations on e
Springs, 807, 405*; Investigations of Heat- Treated Aluminium Alloys, 871*, 383; Investigations of Effect of Antimony and • Arsenic on Copper, 410, 777*; New * Experimental Tank,. 479; Engineering Research, 601, 667; Investigation of Accelerated Cracking of Mild Steel, 680; Appointment of Prof. C. H. Deseh as Superintendent of Metallurgy Department,
708; Exhibits at Royal Soolety Conver¬sazione, 708; Investigations on Alloys - for High-Temperature Use, 718; New Physics Building, 886*
Natural-Gas Storage Experiments, Alberta, 460
Petrol Plants, Safety at, Report, 779 1

Naval Architects, Institution of :

Spring Meeting, London:
Programme, 393
Report of Council, 427
Election of Officers, 427
Annual Dinner, 429
Reports of Discussions, 428, 443, 490,
Presidential Address, by Lord Wester Wemyss, 427 t
British Sea-Power, 1900-1930, by Sir A. Hurd, 428 ,
Maier Form of Hull Construction, by M. F. Hay, 483*. See 429, 494*. See J Letters, 523, 614*
Establishment of International Load Lines, by Sir 0. J. O. Sanders, 443
International Load Lines, by J. F. King, 443
Seaworthiness of Collier Types, by L. C. Burrill, 465*. See 444
New Theory of Distribution of Shearing Stresses in Riveted and Welded Connections and its Application to the Structure of a Ship, by Prof. W. Hovgaard, 468*. See 445
Model Experiments on Resistance of Mercantile Ship Forms: Coaster Vessels, by F. H. Todd, 747*. See 490
Position of Diesel Engine for Marine Pur¬poses, by Dr. H. H. Blache, 494*. See 490
Water-Tube Boilers In Recent Merchant Ships, with Service Results, by H. E. Yarrow, 618*. See 491. See Erra¬tum, 545
Modern Examples of Air Heaters, by W. H. Howden, 585*. See 492
Ream-Frame Connections, by E. F. Span¬ner, 492*
Naval Architecture, Marine Aircraft (Review), 458
See also Warships
Brass, Notched-Bar Bending Tests, 847*
Constructors, Royal Corps of, Dinner, 207
and Shipping Annual, Brassey’s (Review), 474
See also Warships
Navigating Appliances, S.S. " Empress of Britain," 6S4
Navigation, Gray Memorial Trust, 453
Micrometer Sextant (H. Hughes and Son, Ltd.), 54* ,
Recording Echo-Sounding Apparatus (H. Hughes and Son, Ltd.), 726*
Science and Meteorology, 450
Navy, British. See H.M. under Warships
See also Naval; Warships; and PARAGRAPH Index ,
Needle Beams, Bellows Falls Hydro-Electric Scheme, 97*
Negrettl and Zambra, Dew-Point Hygrometer, 122*; Minimum Flow Cut-Out, 122*; Thermostat for Distance Thermometer, 128*
Nelles, Major D. H., on City Triangulation, 605
Nelson, T. H., on Corrosion-Resistant Iron and Steel Alloys, 802
" Nemesis,” H.M.S., History of, 70
Neo-Micrometer (H. C. Chambers), 775
Nerbudda Bridge, Reconstruction of, 617
New England Power Association, Bellows Falls Hydro-Electric Scheme, 97*, 161*, 263*
Jersey, Woodbridge Road Crossing, 810*
South Wales, George’s River Bridge, 462
Year’s Honours last, 23
York, Pearl-Street Power Station, 553
Power and Mechanical Engineering Exhibition, 189, 253*, 282*, 344*, 466*, 591*
State, St. Lawrence Development Schemes, 287*. Seo Addendum, 330
Subway, Construction Methods, 288*
Zealand Railways, History and Policy, 509
Wellington Harbour Floating Dock, 765
Newcastle-on-Tyne Eieotrio Supply Co., Dunston Power Station, Coal-Distillation Plant,
886* 459*
Newcomen Society, Cornish Mining, by A. Or Tltley, 31; South Staffordshire and North Worcestershire Mining District, by Dr. - T. E. Lonea, 184 ; Hampton Court Chain Pump, by G. F. Zimmer, 296; John Of NuttaU's Sketch Book, by J. G. H. Warren, Oj
468 • First House-to-HouBe Electric Ol Supply In the United Kingdom, by Col.
R. E. B. Crompton, 563; Pearl-Street Station, First Steam Power Station In America, by G. A. Orrok, 553; Summer — Meeting, Sheffield, 742, 827 , .
Nicaragua, Economic Conditions in, Report, 867
Nicholson, J. H., the Late, 528
Nickel, Electro-Deposition of, 336; Renewal of Worn Parts by, 676 ,
Nile Delta, Pumping Plants for Land Drainage, 762*
River, Nag-Hamadi Barrage, 20*
Nitralloy Steel, Abrasion Tests of, 784
Nitriding of Steel, 802
Non-Conducting Coverings. See Heat Insulation
Ferrous Metals. See Metals ; MetaUurgy O
Nor-Rust Liquid Lead Co., Ltd., Rust-Preventive Paint 339
Norbury, Dr. A. L., on Growth and Scaling of Cast Iron, 839*. See 706
Norddeutsoher Lloyd, Maier Form Vessels, 434
North East Coast Institution of Engineers and Shipbuilders, Corrosion in Tanks and Tankers, by J. F. King and J. L. Adam, 643
North Metropolitan Power Station’ Co., Ltd., “ 33,000-36,000-volt Turbo-Alternator at Brimedown, 421
Notes from, 14, 46, 78, 111, 143, 174,.206, 271, 300, 830, 361, 392, 423, 452, 484, 515, 545, 575, 607, 649, 673, 708, 735, 764, 797, 828. See PARAGRAPH INDEX
West, Notes from, 14, 47, 79, 111, 142,175, 207 270, 300, 880, 860, 893, 428, 453, 485, 514 544, 574, 607, 649, 673, 703, 735, 765, 796, 829. See PARAGRAPH INDEX
Northamptonshire Iron Ore, Suitability for Basic Bessemer Process, 679,683
Norwich Rural Electrification Scheme, 478 Notched-Bar Tests. See Tests (Materials)
Notes on New Books. See Books; and Litera¬ture index
See Cleveland; North; North-West; South- West ; South Yorkshire; Labour. See also PARAGRAPH INDEX
Nott, Brodie and Co., Impounding Wall, Weston- super-Mare, 477*
Nova Scotia, Halifax City Triangulation, 507*
Nust Rust-Preventive Paint, 839
Nuttall, J., Sketch Book 468
Nyassaland, Economic Conditions in, 540

OATLANDS Mount Laundry, Ltd., Failure of Ironing Machine, 93 .
Obelisk Dam, Chute h Caron Hydro-Electric Scheme, 712
Obituary: (Moved to separate index)
Observatory, Stockholm, 40-ft. Revolving Dome, 257*
Octane, Use as Anti-Knock Motor Fuel, 273
Oertling, L., Ltd., Chemical Balances, 124
Oil-Burning Equipment (Parker, Winder and Adhuroh, Ltd.), 288*
Engines. See Engines,
Oil; Marine Propulsion; Motor Care; Motor Boats; Tractors
Lubricating, and Detonation in Petrol Engines, 1
Physical Analysis of, 178
Production by Hydrogenation, 274
Mineral, for Aero-Engine Lubrication, 615
Purifying Plant, Ardnacrusha Power Station, 529
Shale, Australian Industry, 885
Switches. See Switchgear
Tankers, Corrosion In, 468
Tractors. See Tractors
See also Lubrication
Oiler, Ring, for Chain Drive (Morse Chain Co.), it 344*
Old Castle Iron and Tinplate Go., Ltd., Explo¬sion of Economiser, 94
Trafford Substation, Manchester-Altrincham Railway, 645*
Oldfield and Schofield, Ltd., Motor-Driven Straightening Machine, 269*
Olympia. Bee Exhibition
Ontario, Alexander Landing Hydro-Electric Plant 529 J
St. Lawrence Development Schemes, 287*
See Adttendww, 330
Open-Hearth Furnace. See Furnace
Opening Bridges. See Bridges
Optical Activity and High-Temperature
Measurements (Review), 475
Analysis, Stresses0In Rollers, Cams and Wheels, 116
Apparatus, Physical and Optical Societies' Exhibition, 68*. 84*. 121* —
Determination of Stresses In Built-up Wheels 708
Instrument, Examining Bores of Forgings, ande. (Foster Instrument Co.,), 240*
Pyrometers. See Pyrometers
Society, Exhibition of Apparatus, 58*, 84 , p
Stadiometry and Polar Co-ordination —
Methods (Review), 5S4 p.
Stress Analysis, 110,193_
Optics, Course of (Review), 753 .
Ore, iron, British, Suitability for Basic Bessemer Process, 679, 683
Orrok, G. A., on Pearl Street Power Station, 563
Oswald Street Gas Works, Burmey, 770
Ottoman Bank v. Chakarian, and v. Bouzourou,
Ougree-Marihaye Co., Blast Furnaces of, 618 —
Ovens, Coke. See Coke Ovens
Overhead Cranes. See Cranes
Lines, Power Transmission, Larch Poles for, Power Transmission, Specification for Porcelain Insulators, 500
Power Transmission, Welland Ship Canal 166
Overseas ’Trade Department, Report on Economic Conditions in Ecuador, 106, Report on French West African Colonies, 128: Report on Economic Conditions in British West Indies, 202; Report Economic Conditions in China, 242,
Farm Machinery in Western Canada 243; Report on Economic Conditions in Argentina, 318 ; Report on Sheffield Industrial Mission to South America,
318 ; Report on Economic Conditions in Central American Republics, 857; Report on Economic Conditions in Siam, 432; Report on British Trade in India, 456; Report on Economic Con¬ditions in East Africa, Northern Rho- desia, Nyassaland and British Somaliland,540; Report on Economic and Trade Conditions in Australia, 609 J R*PorJ Trade Prospects in South China, 661; Work of Department, 705; Report on Economic Conditions in Brazil, 742; Report on Economic Conditions in United States,
Oxford1 Power Station, Failure of Welded Steam Pipe, 774
Oxy-Acetylene Welding. See Welding

P

PACIFIC Steam Navigation Co., M.S..“ Reina del Pacifico,” 447*. See 615 ]
Packingless Steam-Pipe Connection for Calenders, and co. (D. Bridge and Co., Ltd.), 228
Paige, C. E., on Gas Industry in America 769. See Erratum, 828 „ .
Paints, Ready-Mixed, Standard Schedule of , Colours, 574
Red,Lead, British and American Specificstions, 730
Rust-Preventive, Nor-Rust, 339
Palmers Shipbuilding and Iron Co., Ltd., Reconstruction of S.S. " Saranac, 418
Panama Canal, Annual Report, 457 Paper and Iron Industries, Canadian, Use of
Iron Pyrites, in, .244
Mills, Utilisation of Whitewater, 25
Paraffin Engines. See Engines, Oil — Tractors. See Tractors .
Paris Agricultural-Machinery Exhibition, 181
Parker, Winder and Aehureh, Ltd., Oil-Burning Equipment, 238* , „
Parkinson, J„ and Son, 15-ft. Sunderland Gear Planer, 699*
Parsons Association, Proposed Formation, 007
Parsons, C. A., and Co., Ltd., 33,000-36,000-volt Turbo-Alternators, Brimsdown Power Station, 421
Parsons, Hon. 0. A., the Late, 204*, 275, 367- See Letter, 279
Parsons Marine Steam Turbine Co., Ltd., Ex¬haust-Steam Turbine . for S.S. “ Kingswood,” 171* .
Turbines. See Turbines, Steam; marine Propulsion
Partington Gas Works, Manchester, Ammonia- Recovery Plant at, 740
Partridge, Dr. E. P., Investigations on Boiler Seale, 145
Partridge, Dr. J. H., on Clay for Glass-Melting Pots, 573
Passenger Transport Bill, London, 395
Patent Agents, Chartered Institute, Dinner, 426
and Designs Acts, Board of Trade Com¬mittee Report, 488 Record, 32*. 64*, 160*, 878*, 592*. 024*, 720*, 782*, 814*, 846*. See PATENT Record Index
Patentability of Manufacturing Methods, 721
Paterson Engineering Co., Ltd., Pressure-Filtration Plant, Halifax, 815*
Patina Steel, Corrosion Tests, 191*
Pattern Staining of Plasters, Report, 655
Peak Loads, Hot-Water Accumulators for, 185
Pearl-Street Power Station, New York, 553
Pearson, C. E., on Extrusion of Metals, 403*, 463*. See 382
Pedestals, Welded, for Bridges, Tests of, 179
Pelton Wheel, Completely-Cast (P- Pitman,, 585
Peninsular * Oriental Steam Navigation Co Water-Tube Boilers In States of,491, 618
Penstocks, Shannon Hydro-Electric Scheme, 340
Percussion Press, 80-ton Power (J. Hands and Sons, ltd.), 217*
Permanent Magnets. See Mapneto
Petrol Motors See Aeronautics, Engines Petrol; motor Cars; Motor Boats; Tractors.
Plants, Natural, Safety at, Report, 779
Production by Hydrogenation, 274
Pump, “ Moriscot, ’ 318
Tractors. See Tractors Petroleum. See also Oil; Petters, Ltd., Marine OU Engine, 214*
Pfeil, Dr. 1. B., on Constitution otScale, 651
Phenollte for Optical Stress Analysis, 116,193
Philadelphia Commercial Museum,.Report, 741
Philadelphia Rapid Transit Co., Car-Washing Machine, 124*
Phoenix,” H.M. Submarine, Trials, 61
Phosphor Bronze, Abrasion Teste of, 784
Notched-Bar Bending Tests, 347*
Photomicrographs. See Microophotographs
Physical Analysis of Lubricating Oils, 178
Apparatus, Physical and Optical Societies Exhibition, 53*. 84*, 121*
Laboratory. See National Physical
Society, Exhibition of Apparatus, 53*, 84*.
Physics, Alpha Rays, Researches on, 379*, 411*, 439*. 493*
Architecture of Solids, 660*
Atoms, Sizes of, 850
Department, National Physical Laboratory, New Building, 836*
and the Development of Internal-Combus¬tion Engines, 677, 711, 745 .
Heat Transfer, Convection, Calculation of,
Institute of, Physics in Relation ,to Develop¬ment of the Internal-Combustion Engine, by A. E. L. Chorlton, 677, 711, 745*
Interferometry, Applications of (Review),
Ions, Atomic, Dimensions of, 350
Optical Activity and High-Temperature Measurements (Review), 475
Raman Effect, 291*
Structure of Liquids, 706
Ultrasonics, 306
Piers, Elevated-Railway, New York, Under¬pinning and Support of, 288*
Foundations, George’s River Bridge, New South Wales, 462
Masonry, Nag HamadiBarrage, Egypt, 20*
Montreal Harbour Bridge, 352*. 411*
Pig-Iron Prices. See Melal-Pnce Diagrams
Production, Statistics, 241
Piles, Barrier, Genoa Harbour, 73*
Driver, Portable (Consolidated Pneumatic Tool Co., Ltd.), 482*
Piling, Steel Sheet, Nag Hamadi Barrage,
Pintanfl^See Gears; Gearing; Marine Pro-
Pine^Bends, Plow in, 260*. See Errata, 702
Fluid Flow in, Model Teste, 668
Screwing Machine (Jarecki Manufacturing Co.), 467*
Steam. See Steam Pipes
See also Tuftcs
Piping Handbook (Review), 37
Pirelli Cable Works, Ltd., Failure of Steam- Heated Vulcaniser, 93
Piston Rings, Stresses in, 475
Pit Piops, Home-Grown, Report, 718
Pitman, P., Pelton Water Turbine, 585
Planing Machine. See Machine Tools
Planishing Hammer (Brookes (Oldbury), Ltd.), 239
E Planting ’Machines at Paris Agricultural Machinery Exhibition, 181
Plasters, Pattern Staining of, Report,. 655
Plates, Steel, Prices. See Metal-Price Dia¬grams
Plating, Electro. See Electro
Platinum Resistance Pyrometers. See Pyro-meters
Plougastel Ferro-Concrete Arch Bridge, 644
Plugs, Sparking, Manufacture of, 572*
Pneulec, Ltd., Sand-Mixing Machine, 227*
Electrically-Operated Moulding Machine,
Pneumatio Conveyance and Extraction (1929), Ltd., Pneuoonex Grit Catcher, 298*
Polar Co-ordination Methods and Optical nr Stadiometry (Review), 534
Poles, Larch; for Transmission Lines, Report, Strata, Overhead Lines, Welland Ship Canal, 166*
Pollution, Atmospheric, Report, 396 7.
Pontifex, H., <fe Sons, Ltd., Explosion of Copper Autoclave, 460
Pontoon, 500-ton Gate-Lifting, Welland Ships- Canal, 440*, 472*, 534*
Porcelain Insulators, British Standard Specification, 600
Port Arthur Harbour, Lake Superior, Break-water Construction, 548
of Bombay, Survey for Extensions, 296
of Genoa, Italy, 4*, 73*, 134*
Great Western Railway, Handbook, 299
of Ingeniero White, Grain-Elevator System, 420
of London Authority, West India Docks 126
Improvements, 601*, 531*
of Southampton, Advantages for Atlantic Steamers, 564 4*,
Sunlight, Bromborqugh Dock, 552*
Portable Engine. See Engine
Machine Tools. See Machine Tools 721
Portishead Power Station, Fire at, 88
Portland Cement. See Cement
Pots, Glass-Melting, Clay Mixtures for, 573
Powdered Coal. See Pulverised Fuel
Power Conference, Midwest, Chicago, Trends in 85*
Steam-Turbine Development, by Prof. A. G. Christie, 620
World. See World Power Conference and Fuel Bulletin, British, 523 ’9
Committee, National, Report, 303
Power Hammer. See Hammer under Machine Tools
and Mechanical Engineering Exhibition. New York, 189, 268*, 282*, 344*. 468*. 691*
Plants, Canadian, Recruitment ot Engi¬neers for, 373
Engineering in United States, Progress, 189
Hydro-Electric, Alexander Landing, River Nipigon, Ontario, 529
Hydro-Electric, Back River, Montreal, 286
Hydro-Electric, Bellows Falls, Vermont, 97*, 181», 268*
Hydro-Electric, Chute and Carron, Con¬struction Methods, 890
Hydro-Electric, Mandi, North India, Cost of, 66
Hydro-Electric, River St. Lawrence, 287*. See Addendum, 830
Hydro-Electric, Shannon, 260*. 840*, 626*. See Letters, 66,88,187
Hydro-Electric, Sugar Loaf-Rubicon, Float-Controlled Larner-Johnson Valves, 81*
Hydro-Electric, Yguassu River Scheme, South America 758
Hydro-Electric, Welland Ship Canal, 166*
20,000-kw. Mercury-Steam (General Elec¬tric Co., U.S.A.), 851. See also 65*. 142
Press. See Machine Tools — Production, Progress of, 611
for Ship Propulsion. See Marine Propul¬sion ; Ship Resistance
Stations, Electric, Advantage of Large Overload Capacity, 193
Electric, Battersea, Faraday Memorial Stone, 580
Electric, Boiler and Furnace Control Instruments, 567*, 600*
Electric, Brimsdown, 33,000-86,000-volt Turbo-Alternators, 421
Electric, British and Foreign, Steam Turbines in, 550, 655,* 578, 582, 587, 717*
Electric, British, Statistics, 884
Electric, British, Types of Plant in, 799
Electric, Dunston, Coal – Distillation Plant, 383*, 459*
Electric, Early History of, 658
Electric, First in America, 553
Electric, Fulham, Report of Inquiry, 147
Electric, Hot-Water Accumulators for Peak Loads, 186*
Electric, Karolinenschacht, Loffler High- Pressure Boilers, 539*
Electric, Kensington Court, 653
"Electric, Leipzig-Nord, Electrostatic Grit Catchers, 45
Electric, Luton, Electric Shunting Loco¬motive, 137
Electric, National Scheme, 520*
Electric, Oxford, Failure of Welded Steam Pipe, 774
Electric, Pneuconex Grit Catchers, 298*
Electric, Portishead, Fire at, 88
Electric, Prevention of Fume and Grit Emission, 800
Electric, Rating of, 838
Electric, South Meadow, Hartford, 10,000-kw. Mercury-Turbine Plant, 66*. See Addendum, 142. See also 351
Electric, Steam Pressures in, 620
Electric, Thermal Efficiency of, 611
Electric, Timisoara, Roumahia, Damaged Steam-Turbine Disc, 762*
Electric, WItkowitz Mining Co., High-Pressure Steam Plant, 811*
Electric, Woolwich Arsenal, “Romer” Chain Coal Meters, 790*
See also Power Plants ; Substations
Steam and Water, Relative Positions of, 676
Supply, Electric, Costs, 88
Electric, for Domestic Use, 801, 834
Electric, Electricity Commissioners’Re¬port, 834, 799
Electric, First Public Supply, 663
Electric, in Great Britain, 801,884
Electric, National Scheme, 520*
Electric, Organisation of Distribution, 834
Electric, Progress of, 611
Electric, South America, Yguassu River Scheme, 758
Electric, South Scotland Scheme, 119*
Electric, Welland Ship Canal, 166* 200*
Transmission, Electric, Costs in London, 147
Electric and Interconnection (Review), 400
Electric, Proposed Scheme for Brazil and Argentina, 768
Overhead lines, Larch Poles for, 666
Overhead Lines, Specification for Porcelain Insulators, 500
See also Gearing,- Marine Propulsion
Water and Steam, Relative Positions of 676
Hydraulic; Power Plants,
Hydro-Electnc ; Pelton Wheels; Turbines Hydraulic
Prague Meeting, Iron and Steel Institute. See Iron and Steel Institute
Prandti, Dr., Lectures on Hydrodynamics and Aerodynamics (Review), 190
Prat-Danlel Corporation, Air Heater, 286
Presidential Address to Incorporated Municipal
Electrical Association, by A. J. Fuller, on Electric Power Supply, 801
to Institution of Naval Architects, by Lord Wemyss, on Shipbuilding Industry,
to Institution of Water Engineers, by H. P. Hili, on Reservoirs (Safety Provi¬sions) Act, 1980, 837
to International Gas Conference, by H. E. Copp, on the Gas Industry, 789
to Iron and Steel Institute, by Colonel Sir O. Wright, on Welsh Tin-Plate Indus¬try, 612
to Junior Institution of Engineers, by Sir H. G. Lyons, on Museums, 100
to Royal Meteorological Society, by R. G. K. Lampfort, on Cardington Meteoro¬logical Office, 176
Presses, Printing, Precision Methods in Manu¬facture, 471
Presses, Steam-Heated, Failure of, 93 See also Machine Tools
Pressure Control in Gas Retorts, 770
Filtration Plant, Halifax Corporation, 815
Price Brothers (Bakers), Ltd., Explosion of Steam Brum, 774
Prices of Metals. See Metal-Price Diagrams Price Water Current Meter, 263*
Priestman Brothers, Ltd., " Ooto" Multiple-Jaw Grab, 827*
Prince of Wales, H.R.H., Views on South American Market, 705
Printing Presses, Precision Methods in Manufacture, 471
Prioform Heat-Insulation System, 622
Producers, Gas, Appleby Iron Co., Ltd., 618*
Engine. See Engines, das
Promenade Extension, Weston-super-Mare, 478’
Hastings, Widening Works, 446*, 660
Propagation, Flame, with Pulverised-Fuel Firing, 39*. See Addendum, 110
Props, Pit, Home-Grown, Report, 718
Propulsion of Ships. See Marine Propulsion;
Engines; Turbines; Ship Resistance Prytherch, W. E„ on Effect of Antimony and
Arsenic on Copper, 777*. See 410
Puffin, Dr. V. E., on X-Rays in Engineering 'Practice, 191
Pulp Industry, United States, Utilisation of By-Products, 25
Mills, Utilisation of Whitewater, 25
Pulverised-Fuel. Fired Locomotives, German State Railways, 424
Investigations at Fuel Research Station, 249
(Foster Wheeler Corporation,) 254*
Mill (Riley Stoker Corporation), 263*
Plant, Grimethorpe Colliery, 39*. See Addendum, 110
Pulverising Plant, New York Power Show, 258
Pump, Add, Motor-driven (Meldrums, Ltd,), Air-Lift, Efficiency of, 480, 485
Centrifugal and Turbine, for Boreholes, 480, 485*
Chain, Old, at Hampton Court, 296
Chemical, Halifax Corporation Filtration Plant, 816*
Fire, Two-Stage, Turbine (Merryweather and Sons, Ltd.), 484*
Grease, Mechanical (Hunt 4 Mitton, Ltd.), Molecular, Gaede-Siegbahn, 128
Petrol, Electrically-Operated (S.U. Com¬pany), 813*
Rotary Circulating, for LOffler Boiler, 587*
Fuel-Oil (G. 4 J. Weir, Ltd.), 391*
Principles of (Review), 819
Pumping Equipment, Gate-Lifting Pontoon, Welland Snip Canal, 534*
Plants, Axial-Flow, for Land Drainage, Nile Delta (Vickers-Armstrongs Ltd.), 762*
Boreholes, 480, 485*
Set, Portable, Petrol-Driven (Winget, Ltd.), 228*
Station, Dock, Port of Genoa, 7*
West India Docks Improvements, 502*
Punjab Government, Mandi Hydro-Electric Scheme, Cost of, 56
Pure Rivers Society, Activities of, 463
Purification of Sewage. See Sewage of Water. See Water
Pyrites, Iron, Use in Canadian Paper and Iron Industries, 244
Pyrometer (Elliott Brothers (London), Ltd.), 559*
Potentiometer (Uehling Instrument Co.), 845
Temperature-Control (Eleotrofio Meters Co., Ltd.), 85*

Q.

QUASI-ARC Co,, Ltd., S.S. “ Fullagar," 460
Quays, Concrete, Port of Genoa, 184
Reconstruction, West India Docks Improve¬ments, 682
Walls, Bromborough Dock, Port Sunlight, 662
Quayside Bollards (Review), 458
Quenching of Steel. See Heat Treatment under Metallurgy
Quertler, R. £., Askania Regulator Gear, 769
Quicksilver. See Mercury and Metal-Price Diagrams

R.

”R101,” H.M. Airship, Wreck of, Report, 487.
See Letter, 528; Design of, 676. See Letter, 740; Torsional Vibration of Engines, 746*
Racing Treck, Motor, Lincolnshire, Proposed, 644
Radlao Cut-Off Machine (A. P. de Sanno 4 - Son), 466*
Radial Drill. See Drill under Machine Tools Radiation Constant In Blast-Furnace Practice, 707, 808*
Thermostat (Morgan Crucible Co., Ltd.), 686*
Radio Research Board, Work of, 479
Radiotelegraphy. See Telegraphy, Wireless Radiotelephony. See Telephony, Wireless Rail Brake, Eddy-Current (Westinghouse Brake 4 Saxby Signal Co., Ltd.), 680*
Electrified Railways, Impact on, 698*
and Road Transport, Aspeots of, 177
Steel, Prices. See Mriaf-Price Diagrams Railroad. See Railways
Railway Accidents. See Accidents
Axle Box, Isothermos Seif-Oiling 76*
Breakdown Crane, Petrol-Eleotric, 818*
Bridge. See Bridge
British, and London Passenger Transport and Royal Commission on Transport, 177
Railway, Canadian Pacific, 2-10-4 Type Loco¬motive with Schmidt Boiler, 780*
Carriage. See Carriage
Companies and the Law of Negligence, 518
Construction in Manchuria, 779. . See 806*
Delaware and Hudson, High-Pressure Loco¬motives, 149, 164, 246, 278. See Letter,
Development in China, 806*. See 779
Electric, Impaot on Rails and Gear Wheels, 698*
German State, High-Pressure Locomotives, 149,154*, 246,278. See LETTERS, 279, 809. See Erratum, 801; Pulverised-Fuel Fired Looomotives, 424 ; Welded Structural Work, 822*
Great Indian Peninsula, Reconstruction of Nerbudda Bridge, 417
Western, Sleeper-Deflection Indicator, 98* ; Handbook on Ports, 299
Iron, Surrey, 803
Japanese, Stresses in Carriage Frame, 196*
Locomotive. See Locomotive
London, Midland and Scottish, Electrification
Proposals, 577; Electrification of Man¬chester-Altrincham Line, 645*
and North Eastern, High-Pressure Com¬pound Locomotive, 149, 166*, 246, 278, 857*, 416*. See Letter, 809. See Erra¬tum,-801 ; Electrification Proposals, 677; Electrification of Manchester-Altrincham Line, 645*
Main-Line Electrification, Report, 649, 677
Middleton-Leeds, Opening of, in 1812, 106
Model, Exhibition, Westminster, 644
New Zealand, History and Polley, 609
and Road Competition, 760. See Letter, 886 <
Rolling-Stock. See also Carriages; Loco¬motives
Signalling. See Signalling
Southern, Charing Cross Bridge Proposals, 836, 425; Extension of Southampton Docks, 549
Street. See Tramways
Tube. See Underground
Turntable Elevator, 30-ton, 508*
Underground. See Underground
Wheels, Built-up, Photo-Elastio Determina¬tion of Stresses in, 708*
See also Paragraph Index
Rainfall, British, 1929, Report, 128
Reliability of, 125
Rake, Travelling, Bellows Falls Hydro- Eleetrlo Scheme, 161*
Raman Effect, 291*
Rammer, Petrol, Portable (Deutsche Elektro- maschlnen-Motoren-Bau), 825*
Ranelagh Works, Ipswich, Reavelland Co., Ltd.. 88*
Rapid Magnetting Machine Co., Ltd., Combined Elevator and Magnetic Separator, 421*
Rateau 8,000-12,000-kw. Steam Turbine, 717
Rating of Electrical Undertakings, 838
Rationalisation of Power Distribution, 88 and Research, 787
Ray Engineering Co., Ship’s Emergency Lighting Switchboard, 235
Reaveil and Co., Ltd., Ranelagh Works, Ipswich, S3*; Hand-Operated Air Compressor, 605
Reealescence Curves. See Metallurgy
Record Electrical Co., Ltd., Exhibits at Physical and Optical Societies’ Exhibition, 66; At British Industries Fair, 236.
Recorder, OOs (Elliott Brothers (London), Ltd.), 600*
Humidity (Cambridge Instrument Co., Ltd.), Low-Pressure (Drayton Regulator and Instru¬ment Co., Ltd.), 121*
Smoke (Leeds and Northrup Co.), 346
Temperature (Elliott Brothers (London), Ltd.), 658*
Waste-Water, Halifax Corporation Filtra¬tion Plant, 816*
Recording and Indicating Instruments, New York Power Exhibition, 844
Rectifier, Meroury, 1,600-volt, Old Trafford Substation, 645*
Metal (Westinghouse Brake and Saxby Signal Red-Lead Paint, British and American Specifi¬cations, 780
Redshaw Lister Woollen Machinery Co., Ltd Petrol Truok, 221*
Reduction Gears. See dears ; Marine Propul¬sion
Rees, W. J., on Refractory Materials for Induction Furnaces, 775, 844*. See 707
Reeve, Dr. L., on Correlation of Blast-Furnace Data. 807*. See 707
Reeves, A. H., Short-Wave Radio Telephone Transmission System, 709*
Refleeting Telescope, 40-in., Stockholm Obser¬vatory, Revolving Dome for, 257*
Refractories, Consumption in Steel Furnaces. 686
Refractory Materials for 'Induotlon Furnaces, 775, 844*
Refuse-Disposal Scheme, Buenos Aires, 398
House, Utilisation of, 25
Regenerative Furnace. See Furnace
Regional and Town Planning (Review), 533
Regulations, Motor Coach, in London, 22
Regulators, Faroukia and Fouadia Canals,
Nag-Hamadi Barrage, Egypt, 22*
Gear, ABkania (R. L. Quortier), 769
Low-Pressure (Drayton Regulator and Instru¬ment Co., Ltd.), 121*
Series Lighting System, Welland Ship Canal, 821*
Temperature (Elliott Brothers (London), Ltd.), 658*
Reheating Furnace. See Furnace
Reichel, W„ on Screw-Thread Rolling, 118
Reiman, C. R., on Manufacture of High-Speed Printing Presses, 471
" Reina del Paelflco,1' M.S., 447*. See 615
Reinforced Concrete. See Ferro-Concrete
Rendel, Palmer and Tritton, West India Docks Improvements, 601*, 681*
Repeated Stresses. See Alternating Stress under Tests (Materials)
Report, Agricultural Engineering Investiga¬tions, 127
Report, Agricultural Machinery in Western Canada, 248
Annual, Alkali Works, 800
British Electrical and Allied Industries Research Association. 7
Central Electricity Board, 520*
Electricity Commissioners, 384, 700
Fuel Research Board, 18
Manchester Ship Canal, 485
Minister of Mines, British Columbia, 807
Panama Canal, 467
Royal Agricultural Society, 143
Scientific and Industrial Research Depart¬ment, 470
Assessment of Compensation Water, 887
Atmospheric Pollution, 898
Blast-Furnace Design, 518
Board of Trade, Boiler Explosion Inquiries, 08, 460, 774
of Trade Committee on Patents, 488
British Economic Mission to Far East, 705
Rainfall, 1020,128
Trade in India, 456
Building Industry Advisory Council, 833
Chamber of Shipping, 367
Charing Cross Bridge Proposals, 886, 426
Coke Reactivity in Blast Furnaces, 518
Construction Joints in Concrete, 60
Corrosion of Iron and Steel, 661, 652 —of Preserved-Fruit Tins, 540
Economic Conditions in Argentina, 318
Conditions in Australia, 609
Conditions in Brazil, 742
Conditions in British West Indies, 202
Conditions in Central American Repub¬lics, 857
Conditions in China, 242
Conditions in East African Dependencies. 540
Conditions in Ecuador, 106
Conditions in Siam, 482
Conditions in the United States, 831
Education for Engineering Industry. 547
Electricity in Mines, 82 .
French West-African Colonies, 128
Fulham Power Station Inquiry, 147
Gas-Cylinders Research Committee, 56
Home-Grown Pit Props, 718
Iron and Steel Industry Statistics, 1030, -241
Larch Poles for Transmission Lines, 665
Main-Line Railway Electrification, 649, 577
Measurement of Fluctuating Flow of Gas, 769*
Meopham Aeroplane Accident, 146
Mineral Position of British Empire, 763
National Fuel and Power Committee, 303
Pattern Staining of Plasters, Building
Research Board, 655
Physical Analysis of Lubricating Oils, 178
Royal Commission on Transport, 81, 177. See Letter, 187
Safety at Natural-Petrol Plants, 779
Scientific and Industrial Research Depart¬ment, 1920-1030, 364
Second International Steam Table Confer¬ence,, Berlin, 296, 393
Shale-Oil Industry of Australia, 750
Sheffield Industrial Mission to South America, 318
Strength of Gear Teeth, 680*
Telephone Progress in London Area, 165
Trade Mission to Canada, 882
Mission to Egypt, 648
Mission to South Africa, 804
Prospects in South China, 661
United States National Museum, 249
Wind Bracing in Steel-Frame Buildings, 751
Work of Fuel Research Station, 249
Wreck of Airship " R101,” 487. See Letter, 523
Yguassu River Hydro-Electric Scheme, 768
Republic Flow Meters Co., Flow Meter, 344
Research Association, British Cast Iron,
Investigation on Growth and Scaling of Grey Cast Iron, 706, 839*
British Electrical and Allied Industries,
Annual Report, 7; Luncheon, 426
British Non-Ferrous Metals, Investi¬gations of Effect of Antimony and Arsenic on Copper, 410, 777*; London Head¬quarters, 772
Industrial, Financial Provision for, 479
Board, Building, Report on Construction
Joints in Concrete, 60; Report on Pattern Staining of Plasters, 666
Fuel, Annual Report, 18
Radio, Work of, 479
Safety In Mines, Ignition of Firedamp by Sparks from Picks, 401
Committee, Aeronautical, Report on Meo¬pham Aeroplane Accident, 146; Investi¬gation of Heat-Treated Aluminium Alloys, 371*, 383
Gas Cylinders, Report, 56
Lubrication, Work of, 601
Co-operative, in Iron and Steel Industry, 802
Council, Industrial, Iron and Steel, Report on Corrosion of Iron and Steel, 661, 662
Department, Admiralty, Recording Echo-Sounding Apparatus, 726*
Scientific and Industrial, Report on Construction Joints In Concrete, 80; Analysis of Lubricating Oils, 178; Annual Report, 884, 479 ; Report on Atmospheric Pollution, 896; Report on Corrosion of Preserved Fruit Tins, 540
Woolwich, Investigation of Silicon-Aluminium Bronzes, 410,498*
Engineering, Progress in, 601, .667
Food Investigations Board, Work of, 479
Institute, Aeronautical, Tokyo, Wind Tun¬nels, 689*
Internal-Combustion Engines, 077, 711, 746*
Laboratory, Cold-Working of Steel, Sheffield University, Work of, 243
Forest Products, Report on Lnroh Poles for Transmission Lines, 666; Report on Home-Grown Pit Props, 718
Organisations, Industrial, and State Aid, 804
and Rationalisation, 787
Station, Fuel, Work of, Report, 249 ; Report
on Measurement of Rapidly Fluctuating Flow of Gas, 769*
Students, Maintenance Allowances to, 479
in Structural Engineering, 83
Research. See also National Physical Labora- I
Reservoirs (Safety Provisions), Aot, 1980, 98, 887
Resistance, Electric. See Electric
Pyrometer. See Pyrometer
of Ships. See Ship Resistance
Retorts, Gas, Pressure Control in, 770
Coal-Distillation, Dunston Power Station, 886*
Reviews. See Literature Index
Revo Electric Co., Ltd., Traffic Control Lights, 288
Reyrolle, A. and Co., Ltd., Electric Welding Set, 232* ; 300-kw. Electric Water Heater, 233*
Rhodesia, Northern, Economic Conditions in, . 540
Rigid Airships. See Airships under Aeronautics Riley Stoker Corporation, Pulverized-Fuel Mill, 253* ; Jones Mechanical Stoker, 255*
Rims, Motor-Car Wheel, British Standard Specification, 367
Ring Oiler for Chain Drive (Morse Chain Co.), 344*
Piston. See Piston Rings
Ritchie, G. 0., on Hollerith Electrical Tabu¬lating Machine, 126
Rivers, Alluvial, Curvature Effects in, 196, 260*. See Errata, 702
Back, Hydro-Electric Plant, Montreal, 286
Colorado, Hoover Concrete Arch Dam, 888
Connecticut, Bellows Pails Hydro-Electric
Scheme, 97*, 161*, 263*
Elorn, Finisterre, Ferro-Concrete Arch Bridge, 644
George’s Bridge, New South Wales, 462
Nile Delta, Pumping Plants for Land Drain¬age, 762*
Nag-Hamadi Barrage, 20*
Pure, Society of, Activities, 458
Saguenay, Chute a Caron Hydro-Electric Scheme, Diversion Canal, 712
Shannon Hydro-Electric Scheme, 250*, 340*, 526*. See LETTERS, 56, 88, 137
St. Lawrence Development Schemes, 287*.
See Addendum, 330
Montreal Harbour Bridge, 351*, 411*
Tees, Middlesbrough. Vertical-Lift Bridge, 15
Whangpoo, Curvature Effects in, 196, 260*.
See Errato, 702
Yguassu, South America, Hydro-Electric Scheme, 758
Rivet-Heating Forge (W. Allday and Co., Ltd.), 217*
Riveted Connections, Shearing Stresses in, 445, 468*
Roads, Bituminous Emulsion for, Hand-Spraying Machine (Wallis and Steevens, Ltd.), 268*
Crossing, Woodbridge, New Jersey, 810*
Great North, Scotland, Reconstruction, 402
Highway Engineering Conference, Univer¬sity of Michigan, 599
and Railway Competition, 177, 760. See Letter, 835
Re-Surfacing Methods in United States, 599
Roller, Light-Weight, Petrol-Driven (Wallis and Steevens, Ltd.), 221*
Tar, Specification, 652
Transport, London, Motor-Coach Regula¬tions, 22
Roberts, J., on Formation of Coke, 456
Robertson, W. H. A. and Co., Ltd., Cold-Rolling Mills for Strip Metal, 9*. 62*
Robinson, A., on Melting Shop of Appleby Iron Co., Ltd., 616*, 686*. See 659
Rochdale, Ultra-Violet Light Observations 396
Rochel, K„ on Loffier High-Pressure Boilers, 537*. See Letter, 760*
" Rodney Star,” S.S., Aeroto Forced-Draught Fan, 756*. See Letters, 804,835
Roller Gates, Bellows Falls Hydro-Eleetrio Scheme, 97*
Road. See Road Roller
Sluice Gate, Self-Staunching, 512*
Stresses in, Optical Analysis of, 116
Rolling of Copper-Phosphorus Alloys, 376, 411
Lift Bridge, Birkenhead, 339
Bridges, Welland Ship Canal, 581, 594* 613*, 662*, 691*
Machine, Tea-Leaf (Tangyes, Ltd.), 225*
Mills, Cold, for Strip Metal (W. H. A. Robertson and Co., Ltd.), 9*, 62*
Drive, Electric Motor for (English Elec¬tric Co., Ltd.), 369*
Electric, Toledo Steel Works, 420
Screw, Threads, 116
Stock. See also Carriages; Locomotives Rolls, Fatigue Phenomena and Breakage of,
280*, 341*. See Letter, 368
Rome and Greece, Our Debt to (Review), 69
” Romer ” Chain Coal Meter (Lea Recorder Co., Ltd.), 790*
Rontgen Rays, Apparatus for Investigations, National Physical Laboratory, 837*
Tube (A. Hilger, Ltd.), 65*
Use in Engineering Practice, 191
Roofs, Flat-Slab, 728
Wind Resistance of, Model Tests, 668
Ropes, Wire. See Wire Ropes Ropeway, Aerial. See Wire Ropeway
Rosenhain, Dr. W., on Cracking of Mild Steel, 680
Ross, Sir A. J. C„ the Late, 397
Ross, T. A., on Highway Crossing, Woodbridge, New Jersey, 810*
Rotary Engine. See Engine — Pump. See Pump
Roumania, Timisoara Power Station, Damaged Steam-Turbine Disc, 752*
Rowntree, R. K„ on Aluminium-Silver Alloys,
Royal Agricultural Society. See Agricultural
Aircraft Establishment, Investigation of
Aeroplane-Engine Valve Springs, 314*, 374*. See 807
Commission on Transport, Report, 81, 177. See Letter, 137
Corps of Naval Constructors, Annual Dinner, 267

Royal Institution:

Raman Effect, by Sir W. H. Bragg, 291
Ultrasonics, by Prof. F. L. Hopwood, 306
Researches on Alpha Rays, by Lord
Rutherford. 879*, 411*, 439*, 498
Helium and its Properties, by Lord Rutherford, 605
Faraday Centenary Meeting, Programme, 591
Reconstruction of Building, 611
Structure of Liquids, by Sir W. Bragg, 706
Royal Meteorological Society. See Meteorologi¬cal
Naval College, Greenwich, Electric Dyna¬mometers at, 129*. See Letters, 183, 279, 329, 523
Society of Arts. See Arts
Conversazione and Exhibition, 678,708* ;Hardening of Metals by Rotating Mag¬netic Fields, by E. G. Herbert, 706
Rubber-Mixing Machine (D. Bridge and Co., Ltd.), 227*
Waste, Utilisation of, 25 '
Rugby Works, English Electric Co., Ltd., 605
Rummell, Dr. K., Award of Melchett Medal to, 137
Rural Electrification, Electricity Commis¬sioners’ Report, 334
Scheme, Norwich, 478
Russ Induction Furnace, 497*
Russell, S., and Sons, Cold Saw, 239*
Rust-Preventive Paint, Nor-Rust, 339 Rusting. See Corrosion
Ruston and Hornsby, Ltd., Thermax Vertical Cross-Tube Boiler, 14; 35-h.p. Four- Cylinder Oil Engine, 215*; Petrol- Paraflan Engine, 215*
Rustprooflng, Ltd., Sheraxdizing Processes, 750*
Rttter, H., 100-ton Road-Transport Elevating Trailer, 718*
Rutherford, Lord, on Alpha Rays, 379*, 411*, 439*, 493*; on Helium, 505

S

SACHSENWERK Lioht und Kraft A.-G., Metal-Clad Switchgear, 400
Safety in Mines Research Board, Ignition of Firedamp by Sparks from Picks, Experi¬ments, 401
Valve (Crosby Steam Gauge and Valve Co.), 255*
Saguenay River, Chute and Caron Hydro-Electric Scheme, Diversion Canal, 712
Saint. See Si.
Salt, Use for Flow Measurements, Bellows Falls Hydro-Electric Scheme, 263*
Salvage of Ex-German Battle Cruiser "Von der Tann,” 96
Sampling and Analysis of Coal for Export, Standard Specification, 94,113
Sand-Blast Plant, Self-Contained (Tiighman’s Patent Sand Blast Co., Ltd.), 227*
Mixing Machine (Pneulec, Ltd.), 227
Sanders, Sir C. J. O., on International Load Lines, 443
Sandon Diesel Engine, 120*
“Saranac,” S.S., Reconstruction of, 418
Saturation Tester (W. and T. Avery, Ltd.), 86
Saunders, S. Mel., on Electric Heating of Buildings, 415
Saville, C. tit., on Dam Construction, 838
Saws. See Machine Tools Scale, Boiler, Formation and Properties of, 145
Scaling of Cast Don, Effect of Carbon and Silicon, 706, 839*
Scarborough Meeting, Incorporated Municipal Electrical Association. See Municipal Electrical Association, Incorporated
Schaerer-Werk, Special-Purpose Lathe, 399
Scherzer Roiling Lift Bridge Co., Rolling-Lift Bridge, Welland Ship Canal, 581,662*,691*
Schmidt Boiler for Locomotive, Canadian Pacific Railway, 780*
Henschel High-Pressure Locomotive, 149, 154, 245, 278. See Letters, 279, 309. See Erratum, 3011
Schneckenherg, Dr., on Power Transmission Scheme for South America, 768
Schofield, M., on Utilisation of Wood Waste, 25
Scholarships. See Education
Schuster-Smith Magnetometer (Cambridge In¬strument Co., Ltd.), 84*
Schutte, A. H., Heavy-Duty Drilling Machine, 398*
Schutte, Dr. H., on Gas Distribution, 740
Schwartzkopff-Lofller High-Pressure Locomo¬tive, 149, 155*, 245, 278. See LETTERS, 309, 760*
Science Museum, South Kensington, Func¬tions of, 100; Model of Globular Star Clusters, 678
and Technology, History of, Congress, 179, 730
Scientific Apparatus Exhibition, Royal Society Conversazione, 678, 708*
Physical and Optical Societies’ Exhibi¬tion, 53*, 84*, 121*
Management. See Works Management
Research. See Research
Societies. See Institutions
Writing, English, Qualities of, 178. See Letter, 309
Scleroscope Tests. See Hardness under Tests (Materials')
Scotland, Great North Road, Reconstruction, 402
Institution of Engineers and Shipbuilders in. See Engineers
South, Electricity Scheme, 119*
Screens, Penstock Inlet, Shannon Hydro-Electric Scheme, 340*
Vibrating (T. Locker and Co., Ltd.), 234
Screening and Crushing Plant, Portable (Hadflelds, Ltd.), 390*
Screw-Cutting Lathe. See Lathe under Machine Tools
Threads, Rolling, 116
Sea Power, British, 1900-1930, 428
Wall, Hastings Promenade, 446*, 560
Water Corrosion of Copper-Nickel Steels, 774
Sea Water, Corrosion of Super-Duralumin, Effect of Artificial Ageing, 384, 406*
Seaplanes. See Aeronautics
Secondary Schools and Education. See -Education
Selenium Cells, Treatise on (Eeview), 182
Semi-Portable Engine. See Engine Sensitive Drill. See Drill under Machine
Tools
Separator, Magnetic, and Elevator, Combined (Rapid Magnetting Machine Co., Ltd.), 421* |
Sewage Disposal and Hygienics (Review), 583
See also Paragraph Index
Sextant, Micrometer (H. Hughes and Son, Ltd.),
54*
Shafts, Gear-Driven, Torsional Oscillation in, . 87*,101*
and Holes, Standardisation of, 471
Borehole Pump, Critical Speed of, 43
Shale-Oil Industry, Australian, 385, 750
Shankland, Comdr. E. C„ on Navigation and Meteorology, 450
Shannon River Hydro-Electric Scheme, 250*
340*, 626*. See Letters, 56, 88, 187
Shaping Machine. See Machine Tools Sharp?
on Turbo-GenCrator Pans, 292*
" Shean,” S.S. See "Fullagar"
Shear Tests. See Tests (Materials)
Shearing Machine. See Machine Tools
Stresses in Riveted and Welded Connec¬tions, 445, 468*
Sheathing, Lead, of Electric Cables, Hydraulic Press for, 567*. See 571
Sheet Mills, Breakage of Rolls in, 280*, 341*.
See Letter, 368
Sheffield Corporation, 25,000-kw. Turbo-Gene¬rator, 605*
Industrial Mission, South America, Report, 318
Summer Meeting, Newcomen Sooiety, 827
Toledo Steel Works, Electric Rolling Mill, 420
University Research Laboratory, Cold Working of Steel, 243
Sherardizing, Spray, Rust-Proofing Process, 750*
Ships of Atlantic Service, 564
Beam-Frame Connections of, 492*
British Corporation Register, Register Book, 271; Rules and Tables, 369
Canal. See Canal; Navigation, Inland Coasting, Resistance of, Experiments, 490, 747*
Collier Types, Seaworthiness and Design of, 444, 465*
Construction, Electric Welding in, 274
Isherwood System, Annual Return, 861
under Construction, Lloyd’s Statistics, 83, 649
Diesel-Engines. See Motorships; Manne Propulsion
Electric Propulsion. See Marine Propulsion
Electrical Equipment of, 191
International Load Lines, Establishment of, 443
Iron, Early History of, 70
Launched, Annual Statistics, 137, 305
Maier Form of Hull Construction for, 429,
483*, 404*. See LETTERS, 523, 614*
Model Experiments. See Ship Resistance
Motor. See Motorships; Marine Propul¬sion
Propulsion. See Marine Propulsion; En¬gines ; Turbines
Resistance, Coaster Vessels, 490, 747*
Determination by Model Experiments, 602, 607*
Maier Form of Hull Construction, 429, 433*, 494*, 614*
Salvage of. See Salvage
Shearing Stresses in Riveted and Welded Connections, 445, 468*
Tank, Corrosion in, 643
See also Marine; Motorships; 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, American, and Steel Industry, 801
Beam-Frame Connections, 492*
British Corporation Register, Register Book, 271; Rules and Tables, 360
Collier Types, Design of, 444, 465*
Electric Welding in, 274
Eleetrlcally-Welded S.S. "Fullagar,” His¬tory of, 460*
Hatch-Closing Arrangements in Colliers, 444, 466
Industry, Position of, 427
Don, Early History of. 70
Isherwood System, Annual Return, 861
Maier Form of Hull Construction, 429, 433*, 494*. See LETTERS, 528, 614*
Naval. See Warships
Reconstruction of S.S. “ Saranac,” 418
Seatings of Diesel Engines, 490, 494
Shearing Stresses in Riveted and Welded Connections, 445, 468*
Ships of Atlantic Service, 564
in 1930, Statistics, 24, 47, 78, 111
Vessels under Construction, Lloyd’s Statis¬tics, 83, 649
Launched, Annual Statistics, 137, 305
See also Steamers; Naval; Warships; and Paragraph Index Shipping, British, Position of, 427
Chamber of, Annual Meeting and Report, 867
Industry, Position of, 367
International Load Lines, Establishment of, 443
and Naval Annual, Brassey’s (Review), 474
Suez Canal Dues, 489, 644
Shook Tests. See Impact Tests under Tests (Materials)
Shop Management. See Works Management
Shore Scleroscope Tests. See Hardness under Tests (Materials)
Show. See EaAiitfion
Siam, Economic Conditions in, Report, 432
Siemens-Martin Furnaces. See Furnaces
Siemens-Baunion, G.m.h.H., Shannon Hydro Electric Scheme, 250*, 840*, 526*. See Letters, 66, 88, 187
Siemens-Schnckertwerke A.G., Electrostatic Grit Catchers, 45; Shannon Hydro- Electric Scheme, 250*, 840*, 526*. See Letters, 56, 88, 187; 400,000 and
500,000-kv.a. Circuit Breakers, 855*; Electrically-Heated Tyre Vuloanlser, 857* ; Portable Dust Extractor, 357*
Sieves, Testing, Fine-Mesh, 659*
Signal Gantry, Welded, 322*
Signalling, Railway, Track-Circuit, Ironclad Terminal Box, 776* _
" Silal" Growth-Resisting Cast Iron, 706, 839* Silicon, Effect on Growth of Cast Don, 706,839* Silk, Artificial, Manufacture of (Review), 621
Glass, for Heat Insulation, 613*
and Silk Industry (Review), 521
Silver Coins, Greek, Microstructure of, 366
Crystal, Deformation of, 366
Simon, H., Ltd., Grain Elevator System for Ingeniero White, 420
" Simoon," H.M.S., History of, 71
Sima, L. G. A., on Thermal-Storage Heating Units, 561*, 664*
SD John Cass Technical Institute, Lectures on Internal-Combustion Engines, 513
Skinner, F. W., on New York Electric Subway Construction Methods, 288*
Skyscrapers, Wind Stresses in, 751
Slab, Flat, Floor Construction, 722*, 754
Sleeper-Deflection Indicator, Great Western Railway, 98*
Slipways for Seaplanes, Genoa, 136*
Slot-Drilling Machine. Sec Machine Tools Slough, Artesian Borehole at, 803 Sluice Gate, Roller, Self-Staunching, 512*
ice, Bellows Falls Hydro-Eleotrio Scheme, 161*
Weir, Shannon Hydro-Electric Scheme, 250*
Smelting Furnaces. See Furnaces
Smith, Engr.-Capt. E. C., on Naval and Marine Engineering History, 70,168, 503
Smith, H. G., on Shipbuilding and Steel Industry, 801
Smoke-Density Meter (Elliott Brothers (Lon¬don), Ltd.), 600*
Recorder (Leeds and Northrup Co.), 845 Smokeless Fuel. See Coal, Low Temperature
Carbonisation
Smythe, Dr. J. A., on Extrusion of Metals, 403*, 463*. See 382
Societk Nazionale delle Offlcine di Savigliano, 30-ton Railway Turntable Elevator, 508*
Socidtd Genevoise d'Instruments de Physique, Jig-Boring Machine, 466*
Societies, Technical and Scientific. See Institutions
Trade. See Labour; Labour Notes Society of Motor Manufacturers and Traders.
See Motor
Solder, Brazing, Specification, 678
Solids, Structure of, 660*
Somaliland, British, Economic Conditions in, 540
Sounding, Echo, Recording Apparatus (H. Hughes and Son, Ltd.), 726*
South Africa, Trade Mission to, Report, 304
America, Electric Power Transmission in, 758
Sheffield Industrial Mission, Report, 318
Markets, Value of, 705 .
East England Electricity Scheme, Future
Demands on, 147
Kensington Science Museum, Functions of, 100
Meadow Power Station, 10,000-kw. Mercury-Turbine Plant, 65*. See Addendum, 142
Scotland Electricity Scheme, 119*
Staffordshire Water Works, Boreholes of, 435
Wales, Coal Situation in, 50
Institute of Engineers, Fatigue Stresses, with Special Reference to Breakage of • Rolls, by Prof. F. Bacon, 280*, 841*. See Letter, 368
West, Notes from, 15, 46, 78,110,142,174, 207, 271, 301, 381, 361, 393, 422, 453, 484, 515, 645, 575, 607, 649, 673, 708, 735, 765, 797,829. See Paragraph Index
Yorkshire, 14,46,79,110,142,174,206,270,
801, 830, 360, 392, 422, 453, 485, 514, 545, 575, 606, 649, 672, 702, 735, 765, 797, 829. See Paragraph Index
Southall Gas Works, Woodall-Duckham Cham¬bers, 739
Southampton Docks, Extension of, 549
Port of, Advantages for Atlantic Steamers, 564
Southern Railway, Charing Cross Bridge Scheme, 335, 425; Extension of Southampton Docks, 549
Spanner, E. F., on Beam-Frame Connections, 492*
Sparking Plugs, Manufacture of, 572
Specific-Gravity Balance for Liquids (W. and T. Avery, Ltd.), 373*
Specifications in Detail (Review), 819
Standard. See Standard; Standardisation Speed-Changing Gears. See dears; Gearing ;
Marine Propulsion
Speller, F. N., on Research in Don and Steel Industry, 802
Spelter Prices. See Metal-Price Diagrams
Spicers, Ltd., Non-Inflammable Coloured Kinematograph Film, 678
Spillways, Syphon, Experiments on, 63
Spirit, Motor. See Motor Fuels
Spray-Sherardizing Rust-Proofing Process, 750
Spraying Machine, Hand, for Cold Emulsions (Wallis and Steevens, Ltd.), 268*
Springs, Aero-Engme Valve, Steels for, 807, 814*, 874*
Laminated and Spiral, Steels for, 807, 405
Sprinkling Stoker. See Staler
Spur Gearing. See Gears; Gearing; Marine Propulsion
St. Lawrence River Development Schemes, 287*. See Addendum, 380
Montreal Harbour Bridge, 851*, 411*
Stadiometry, Optical, and Polar Co-ordination Methods (Review), 534
Staffordshire and Worcestershire Mines, History of, 184
Staining, Pattern, of Plasters, Report, 655 I
Standing Hammers and Presses. See Machine
Standards Association. See Engineering Standards for Non-Metallic Minerals (Review), 401
Specification, American, Red-Lead Paint, 730
British, Sampling and Analysis of Coal for
Export, 94, 113; Telegraph and Tele¬phone Terms, 138; Expanded Metal, 313; Motor-Car Wheel Rims, 367; Electrical Insulating Varnish, 397; Iron and Steel, Co-ordination of, 485; Porcelain Insulators, 500; Identification Colours for Gas Cylinders, 629; Gas-Cylinder Valves, 634; Apparatus for Testing Magnets, 560; Schedule of Colours for Ready-Mixed Paints, 574; Steel Gas Cylinders, 591: Road Tar, 652; Brazing Solder, 678; Red-Lead Paint, 730; Ebonite, 804; V-Alloy Sheet and Strip, 807
Testing Sieves, British and Foreign, 659*
United States Bureau of. See United States
Standardisation of Cylindrical Fits, 471
Progress of, 397
of Shafts and Holes, 471
Stanton, SD T. E„ on Engineering Research, 601, 667
Star Clusters, Globular, Model of, 678
State Railways. See Railways “ Statendam," S.S., Boilers of, 818
Static Balancing Machine, 769
Stations, Power. See Power Stations
Statistics, Trade. See Trade Steam Boilers. See Rotters
Drum, Explosion of, 774
Engines. See Engines
High - Pressure, Researches in Czecho¬slovakia, 311*
Pressure and Temperature, Use in Tur¬bines, 550, 556*, 578,582*, 687*, 656,716*
Pressure and Temperature, Use in United States, 620
Pressure, Use in Locomotives, 149, 158*, 245, 278, 357*, 416*. See Letters, 279, 309,420. See Erratum, 301
Leakage from Valve Stems, Calculation of, 132
Pipe Connection for Calenders, andc., Packing¬less (D. Bridge and Co., Ltd.), 228*
Welded-Steel, Failure of, 774
Power and Water Power, Relative Positions of, 676
Pressures used in H.M. Navy, 164
Superheated, Early Marine Experiments with, 164
Superheater. See Superheater
Table Conference, International, Report, 296, 393
Tractors. See Tractors
Trials. See Trials
Turbines. See Turbines
Viscosity of, 132 Steamers, Atlantic, Modern, 564
“ Bremen,” Norddeutscher Lloyd, 564;
Boilers, 491, 618
British Corporation Register, Register
Book, 271; Rules and Tables, 369
" Charlotte Dundas," History of, 384*. See Erratum, 423
under Construction, Lloyd's Statistics, 83, 649
Electric Propulsion. See Marine Propulsion
"Empress of Britain,"625* See Addendum 672; Boilers of, 618*
“ Empress of Japan,” Boilers of, 618*
“ Fullagar," History of, 460*
Geared Turbines for. See Marine Propul¬sion
“ He de Beautd," Maier Form, Performance, 429, 434
“ Kingswood,” Exhaust-Steam Turbine, 171*
Launched, Annual Statistics, 137
“ Lnciston,” Boiler Explosion in, 460
and Motorships, Vibration in, 496*
Propulsion of. See Marine Propulsion; Engines; Turbines
Resistance of. See Ship Resistance
“ Rodney Star,” Aeroto Forced-Draught Fan, 756*. 'See Letters, 804, 835
Salvage of. See Salvage
“ Saranac," Reconstruction of, 418
" Shean.” See “ Fullagar "
“ Viceroy of India,” Boilers of, 491, 618
Water-Tube Boilers in, 491, 618*. See Erratum, 545
Tube and Scotch Boilers for, 333
See also Engines; Marine Propulsion; Shipbuilding; Shipping; Ships; Tur¬bines ; Warships ; and Paragraph Index
Steamships. See Ships; Steamers ; Warships Steel, Abrasion Tests of, 784
for Aero-Engine Valve Springs, Investiga¬tions, 307, 314*, 374*
Basic Bessemer, Production Possibilities In England, 679, 683
British, National Mark for, 335
Carbon and Alloy, for Laminated Springs, 307, 405*
Solution of Cementlte in, 27*
Cartel, Continental, Reorganisation of, 114
Case Hardening of. See Heat Treatment under Metallurgy
Cold Working of, Sheffield University Research Laboratory, Work of, 243
Corrosion. See Corrosion
Fatigue of. See Alternating Stress under Tests (Materials)
Frame Buildings, Wind Stresses in, 751
Furnaces. See Furnacestor Gas Cylinders, Properties of, 56
Gas Cylinders, Specifications, 691
Heat Treatment of. See Heat Treatment under Metallurgy
Heterogeneity of, Influence of Heat Treat¬ment, 27*
Industry, American, and Shipbuilding, 801
Ingots, Statistics of Production, 241
and Iron, Non-Metallic Inclusions in (Re¬view), 819
Manufacture. See Metallurgy
Microstructure of. See JficropAotegrapZis
Steel, Mild, Accelerated Cracking of, 680
Molybdenum, for LOffler Boiler Tubes, 538
Notched-Bar Bending Tests, 347*
Patina, Corrosion Tests of, 191*
Plates, Prices. See J/etaZ-Price Diagrams
Rails. See TteriZs ; Metal-Price Diagrams
Rolling Mills. See PoZZinjz Mills
Ropes. See Wire Ropes
Special, Chemical Analysis of (Review), 262
Stress Distribution in. See Stress and Tests (Materials)
Structures, Design of (Review), 401
Welding of (Review), 725
Surface Hardening by Nitrogen, 802.
Tests of. See Teste (Materials) Works. See TForAs
Stephenson, George, Memorial Tablet, London, 306
Stockdale, Dr. D., on Copper-Silver System, 382
Stockholm Observatory, 40-ft. Revolving Dome, 257*
Stoke-on-Trent, Michelin Factory, Flat-Slab Floor Construction, 722*, 754*
Stoker, Mechanical, Jones (Riley Stoker Corporation), 255*
(Turbine Furnace Co., Ltd.), 95*
Use in Ships, 620
Stone and Brick Breaker (Liner Concrete Machinery Co.), 220*
Stoney, Dr. G., on Overload Capacity in Central Stations, 193; on Sir C. A. Parsons, 275
Stop Valves. See Valves
Straightening Machine. See Machine Tools
Strain, J., the Late, 480
Strain Pole, Overhead Lines, Welland Ship Canal, 166*
See also Stress Strainers, Borehole Pump, 436
“ Strathaird,” S.S., Yarrow Boilers of, 491,618*
“ Strathnaver,” S.S., Yarrow Boilers of, 491, 618*
Street Railway. See Tramways
See Hoads
Strength of Materials. See Stress and Tests (Materials)
Stress, Alternating and Combined. See Tests (Materials)
in Beam-Frame Connections, 492*
in Built-up Railway Wheels, Photo-Elastic Determination, 708*
Fatigue, and Breakage of Rolls, 280*, 341*. See Letter, 368
Effect of Electro-Deposition on, 676
in Flat-Slab Floors, 723, 755
Optical Analysis, 116, 193*
Permissible, Welded Structural Work, 322
in Piston Rings, 475*
Repetitions. See Alternating Stress under Tests (Materials)
in Rollers, Cams- and Wheels, Optical Analysis, 116
Shearing, in Riveted and Welded Connec¬tions, 445, 468*
Strain Diagrams, Cast Iron, 280*, 341*. See Letter, 368
Torsional, with Plastic Shear, 721*
Wind, in Buildings (Review), 725
in Steel-Frame Buildings, 751
Working, Welland Ship Canal Bridges, 582
Strikes. See Labour; Labour Notes
Strip Metal, Cold-Rolling Mills for (W. H. A. Robertson and Co., Ltd.), 9*, 62*
Stroboscopic Gear-Changing Indicator for Motor Cars, 57*. See Letters, 118*, 183
Structural Design, Wind Bracing and High Buildings (Review), 458
Engineering Industry, Position and Pros¬pects, 334
Research in, 83
Engineers, Institution of, Annual Dinner,
83; Dorman Long Travelling Scholar¬ships, 513; Structural Engineer and Vocational Training, by F. E. Drury, 548; Lectures on Concrete, 681
Theory and Design (Review), 474
Work, Arc Welding for, Tests, 192
Welded, in Germany, 322*
Structures, Ferro-Concrete. See Ferro-Concrete
Steel, Design of (Review), 401
Welding of (Review), 725
Welded, Advantages of, 524
Shearing Stresses in, 445, 468*
Struts. See Columns
Stuart, A., Work on Internal-Combustion Engine, 746
Sturley, Dr. K. R., on Thermal-Storage Heating Units, 561,* 664*
S.U. Company, Electrically-Operated Petrol Pump, 313*
Submarine Boats. See Warships
Substations, Manchester-Altrincham Railway, 645*
Welland Ship Canal, 166*
Subway, New York Electric, Construction Methods, 288*
Tramway, Aldwych-Holborn, Enlargement, 107*
Sudd, Temporary, Nag Hamadi Barrage, Egypt, 22*
Suez Canal Dues, Need for Reduction, 489, 644
Sugar Loaf-Rubicon Hydro-Electric Scheme,
Float-Controlled Larner-Johnson Valves, 31*
Sullivan, H. W., Ltd., Exhibits at Physical and Optical Societies’ Exhibition, 124
Sulphurous Fumes from Power Stations, Pre¬vention of, 147, 800, 801
Sun Life Assurance Co. of Canada, Ltd., Mon¬treal Office Building, 813
Sunderland Gear Planer, 15-ft. (J. Parkinson and Son), 699*
Memorial to Sir J. W. Swan, 677
Super-Duralumin, Corrosion by Sea-Water,
Effect of Artificial Ageing, 384, 406
Supercharging in Marine Diesel Engines, 490,
494*
Superheaters, Loffler High-Pressure Boiler, 537*. See Letter, 760*
Radiant-Heat (Foster Wheeler Corporation), 284*
Steam, 10,000-kw. Mercury-Turbine Plant, 66*
Surface Condensers. See Condensers
Grinding Machine. See Grinding under Machine Tools
Surge Chambers, Construction of (Review), 522
Generator, High-Voltage Testing (General Electric Co., Ltd.), 669*
Surrey bon Railway, History of, 803
Survey, Geodetie, of Canada, Publications, 508
Surveying Apparatus, Geophysical (Cambridge Instrument Co., Ltd.), 84
City Triangulation, 605*
Optical Stadiometry and Polar Co-ordina¬tion Methods (Review), 634
Tavistock Theodolite, 696*
Sutton, H., on Steel for Aero-Engine Valve Springs, 314*, 374*. See 307
Swale, W. L., on Electric Heating of Buildings, 415
Swan, Capt. A., on Steel for Aero-Engine Valve
Springs, 314*, 374*. See 307
Swan, Hunter, and Wigham Richardson, Ltd., Trials of H.M. Destroyer “ Brilliant,” 297; Trials of H.M. Destroyer “ Bulldog,” 515; Floating Dock, Wellington Harbour, 765
Swan, Sir J. W., Memorial to, 677
Swartwout Co., De-Superheater and Governor, 285*
Swedish Engineers in Great Britain, Society of, Research and Rationalisation, by A. F. Enstrom, 737
Swift, Dr. H. W., on Tests of Intermetallic Abrasion, 783*
Swing Bridge. See Bridge
Swinton, A. A. C., Autobiography of (Review),
Swiss Locomotive and Machine Co., High-Pressure Locomotive, 149, 155, 245, 278.
See Letter, 309
Switchboard, 1,000,000 kv.-a., 22-kv. (General Electric Co., Ltd.), 670*
Automatic Emergency; for Ships (Ray Engi¬neering Co.), 235
Switches, Motor-Starting. See Motors, Electric Switchgear, Bellows Falls Hydro-Electric Scheme, 263*
Circuit Breakers, 400,000 and 500,000 kv.-a.
(Siemens-Schuckertwerke), 355*
Diesel-Electric M.S. “ Lochfyne,” 733*
Distribution, S.S. " Empress of Britain,” 640*
Metal-Clad, with Round-Tank Circuit Breaker (Ferguson, Pailin Ltd.), 229*
Clad (Sachsenwerk Licht und Kraft A.-G.), 400
Shannon Hydro-Eleotrio Scheme, 627*
Welland Ship Canal, 169* 201*, 692
Switzerland, High-Pressure Locomotives in, 149,154, 245, 278. See LETTER, 309
Sydney Harbour Bridge, Erection of Main-Span Cross Girders, 337*
Sykes, J. C., the Late, 87
Symington, W., Centenary of, 384*. See Erratum, 423-
Symons Lecture, by Comdr. E. C. Shankland, on Navigation and Meteorology, 450
Synchronous Clock (C. Lyons, Ltd.), 123
Synthetic Ammonia and Nitrates, Ltd., Billingbam Power Station, Prevention of
Fume and Grit Emission, 800
Syphon Spillways, Experiments on, 63

T.

TABULATING System, HoUerith Electrical, 126
Tagliabue Manufacturing Co., Moisture Meter, 345
Tangential Water Wheels. See Pelton Wheels
Tangyes, Ltd., Tea-Leaf Roiling Machine, 225
Tank Blocks, Glass-Furnace, Slip -Cast, 573
Corrosion in Ships, 643
Experimental, Model Testing in, 602, 667
New, National Physical Laboratory, 479 See also Skip Resistance
Experiments, Maier Form of Hull Con¬struction, 429, 433*, 494* 614*
Resistance of Coaster Vessels, 490, 747*
Locomotives. See Locomotives
Ships, Motor. See Motor
Steamers. See Steamers
Tapsell, H. J., on Alloys for High-Temperature Use, 713*. See 707
Tar, Road, Specification, 652
Tattersall, F., Experiments on Syphon Spill¬ways, 63
Tavistock Theodolite (Cooke, Trongbton and Simms, Ltd.), 696*
Taxation and Commercial Transport, 457
Taylor Brothers, 10-ton Travelling Overhead Crane, 761*
Taylor, F. W., Work on Scientific Management, 610, 650. See Letter, 681
Taylor, H. G., on Balancing a Smail Armature, 818*
Taylor, J., the Late, 331
Taylor, Dr. J. L., on Torsional Vibration Frequencies in Marine Diesel Engines, 259*.
See Letters, 420, 480; on Torsional Vibration Amplitudes of Diesel Engines,
694. See Letter, 835*. See Erratum, 734
Tea-Leaf Rolling Machine (Tangyes, Ltd.), 225
Technical College and Education. See Educa¬tion
Museums, Functions of, 100
Societies. See Irutitutionc and Paragraph Index
Technology and Science, History of, Congress, 179, 730
Tees, River, Vertical-Lift Bridge, Middles¬brough, 16
Teeth, Gear, Strength of, Report, 580
Telefnnken Company, Telephone Condenser, 329*
Telegraphs, Engine-Room, Early History of, 504
Terms, Standard List of, 188
Telegraphy, Type-Printing, Invention of, 677
Wireless, Aircraft Generator with Constant-Speed Windmill, 745*f
Work of Radio Research Board, 479
See also Electricity in Paragraph Index
Telephone Condenser (Telefunken Co.)., 329*
Progress in London Area, Report, 165
Terms, Standard List of, 138
Telephony, Invention of Microphone, 677 ,
Wireless, Aircraft Generator, with Constant-Speed Windmill, 745*
Exhibits at Royal Society Conversazione, 678
Installation on S.S. " Empress of Britain,” 641*
Short-Wave System, 488*, 708*
Work ot Radio Research Board, 479
See also Electricity in Paragraph Index Telescope, Reflecting, Stockholm Observatory,
Revolving Dome for, 257*
Temperature-Control Pyrometer (Eiectroflo Meters, ltd.), 85*
High, and Optical Activity Measurements (Review), 476
Measuring and Controlling Apparatus, 769
Recording Instrument (Elliott Brothers (London), Ltd.), 558*
Regulator (Elliott Brothers (London), Ltd.), 558*
Tempering. See Heat Treatment under Metal¬lurgy
Tenders, 14, 46, 78, 110, 142, 206, 270, 300, 330, 360, 392, 422, 462, 484, 614, 544, 574, 600, 647, 672, 702, 734, 764, 796, 828
Locomotive. See Locomolwe
Tensile Tests. See Teste (Materials)
Tensometer, Ltd., Hounsfield Portable Testing Machine, 104*
Tercentenary of H. Briggs, 171
Terebesi, P.. Computing Cards for Harmonic Analysis, 299
Terminal Box, Ironclad, for Track Circuits (Felten and Guilleaume Carlswerk A.-G.), 770*
Ternary Alloys. See Alloys under Metallurgy
Tester, Saturation (W. and T. Avery, Ltd.), 86
Testing Apparatus for Magnets, Specification, 560
Bench, Meter (British Sangamo Co., Ltd.), 230*
Laboratory, British Non-Ferrous Metals Research Association, 772*
See also National Physical Machine, Abrasion, 783*
Combined Electrical and Mechanical (General Electric Co., Ltd.), 669*
Hounsfleld Portable, 104*
for Laminated-Spring Plates, 405*
Notched-Bar Bending, 347*
Tensile, Slow-Rate, 772*
See also Tests (Materials)
Materials, American Society for, General
Survey of Welding Processes, by F. T. Llewellyn, 524; Welding Processes Applic¬able to Aluminium, by W. M. Dunlap, 524; Application of Are Welding, by A. M. Candy, 524; Specification, for Red-Lead Paint, 730
New International Association, Ziirich Congress, 529
Sieves, Fine-Mesh, 659*
Station, Locomotive, National, Need for, 364
See also Tests (Materials); Trials Tests, Aeronautical See Aeronautics
Aeroto Forced-Draught Fan, 766*. See Letters, 804,835
Bellows Falls Hydro-Electric Plant, 264*
Corrosion. See Corrosion
Electrostatic Grit Catchers, 46
Induotlon-Fumace Linings and Crucibles, 844*
Intermetallic Abrasion, 783*

Tests (Materials) :

Abrasion-Testing Machine, 783*
Tests, Steels, Cast-Iron, Phosphor-Bronze and ” Halo,” 784
Alternating-Stress Tests, Cast Irons, 280*, 341*. See Letter, 363
Tests, Copper-Arsenic-Antimony Alloys, 779*
Tests, Mild Steel, 680
Tests, Spring-Steel Wire, 316*, 374*. See 307
Tests, Steel for Laminated Springs, 405
Bending Tests, Alternating, Mild Steel, 680
Notched-Bar, Effect of Rate of Bending, 347*, 414*
Notched-Bar, Steels, 347*
Creep Teste, Machine for, 772*
Dilatometer Teste, Grey Cast Iron, 839
Hardness, Lectures on, 279
Tests, Antimony-Copper Alloys, 410, 778
Arsenic-Antimony-Copper Alloys, 410,778
Heat-Treated Aluminium Alloys, 372, 383
Nickel - Chromium - Iron-Tungsten Alloys at High Temperatures, 713*
Silicon-Aluminium Bronzes, 410, 498*
Steel for Laminated Springs, 405*
Wrought Iron, 653
Impact-Bending Tests, Wrought Iron, 053
Tests, Antimony-Copper Alloys, 410, 778
Arsenic - Antimony - Copper Alloys, 410, 779
and Bending Tests, Relation be¬tween, 347*, 411*
Nickel - Chromium - Iron – Tungsten Alloys, 713
Silicon-Aluminium Bronzes, 410, 499*
Notched-Bar Impact Tests. See Impact Tests (above)
Overstrain of Metals (Review), 36
Stresses, Fatigue, Effect of Electro-Deposition on, 076
in Materials and Structures. See Stress
Tensile Teste, Antimony-Copper Alloys, 410, 777*
Arc-Welded Steel, 192
Copper-Nickel Steels, 774
Heat-Treated Duralumin and “ T ” Alloy, 372, 383
Nickel - Chromium - Iron – Tungsten Alloys at High Temperatures, 713*
and Notched-Bar Tests, Relation between, 414*
Tensile Tests, Silicon-Aluminium Bronzes, 410, 488*
Spring-Steel Wire, 315, 374. See 307
Strengthened Welded Seams, 525*. See 323*
of Super-Duralumin, 406*
Wrought Iron, 653*
Testing laboratory, British Non-Ferrous Metals Research Association, 772*
Machine, Combined Electrical and Mechanical (General Electric Co., ltd.), 069*
Hounsfleld Portable, 104*
for Laminated-Spring Plates, 405*
Tensile, Slow-Rate, 772*
Methods for Welds, 524
Tests, Destruction, Welded-Steel Drums, 282*
Mechanical, Larch Telegraph Poles, 555
Torsion Tests, Spring-Steel Wire, 315, 374. See 387
Welded Steel Joints, Tests of, 323*, 525
Tests, Mechanically-Fired Lancashire Boiler, 95*
10,000-kw. Mercury-Turbine Plant, 65*.
See Addendum, 142
Petrol Engine, 49, 52*, 57*, 89*
Pulverised-Fuel Plant, Grimethorpe Colliery, 39*. See Addendum, 110
Welded Pedestals for Bridges, 179
Text Books. See Literature Index Textile-Machinery
Industry, Position and Prospects, 150
Mechanics and Heat Engines (Review), 37
Theatres and Cinemas, Modern (Review), 261
Theodolite, Tavistock (Cooke, Troughton and Simms, Ltd.), 696*
Thermal Efficiency, Internal-Combustion En¬gines, 712
of Petrol Engines, 49, 52*, 57*, 89*
of Power Stations, 611
of Steam Turbines, 550, 555*, 578, 582*, 588, 650*, 716*
Properties of Glass Silk, 013*
Storage, Electric, for Buildings, 415
Heating Units, Solid-Core, 561*, 664*
Treatment, Metals. See Heat Treatment under Metallurgy
Thermax Vertical Cross-Tube Boiler, 14
Thermlx Air Preheater, 285
Thermodynamics, Engineering, Principles of (Review), 819
High-Pressure Steam, Researches in Czecho¬slovakia, 311*
Pressure Steam, Use in Locomotives,
149, 153*, 245, 278, 357*, 416*. See Letters, 270, 309, 420. See Erratum, 301
International Steam Tables, 296, 393
Temperature-Entropy Diagram for Mercury-Steam System, 68*
Thermometer, Electrical, Distance (Cambridge Instrument Co., Ltd.), 55*
Resistance, Indicating (Elliott Brothers (London), Ltd.), 557*
See also Pyrometer
Thermostat for Distance Thermometer (Negretti and Zambra), 123*
Radiation (Morgan Crucible Co., Ltd.), 685
Thierry, J. W., on Zuyder Zee Reclamation Scheme, 83
Thorman, J. S., on Vertical Chambers at
Southall Gas Works, 739
Thornycroft, J. I., and Co., Ltd., H.M. Destroyer
“ Daring," 279; Trials of H.M. Destroyer “ Acheron,” 606
Threads, Screw. See Screw
Threshing and Harvesting Machine, Combined (Clayton and Shuttleworth, Ltd.), 139
Throttle Valve. See PhZre Tidal Model, Bombay Harbour, 296
Tide Gauge, Hydraulic, at Tilbury Docks, 92
Tilbury Docks, Hydraulic Tide Gauge, 92
Tilghman's Patent Sand Blast Co., Ltd., Sand-Blast Plant, 227*
Timber Moisture Meter (C. J. Tagliabue Manu¬facturing Co.), 345
Time Studies in Steel Works, 610, 650. See Letter, 681
Timisoara Power Station, Damaged Steam-Turbine Disc, 752*
Timperley Substation, Manchester-Altrincham Railway, 645*
Tin Alloys. See Alloys under Metallurgy
Extension of, Investigations, 382, 403, 464*
and Tin-Plate Prices. See Metal-Price Diagrams
Plate Industry, Welsh, History of, 612
and Sheet Mills, Breakage of Rolls in, 280*, 341*. See Letter, 368
Tinius Olsen Testing Machine Co., Dynamic Balancing Machine, 591*
Tins, Preserved-Fruit, Corrosion of, Report, 540
Titley, A., on Cornish Mining, 31
Todd, F. H., on Resistance of Coaster Vessels, 747*. See 490
Tokyo Imperial University, Wind Tunnels, 689
Toledo Steel Works, Electric Rolling Mill, 420
Tollemache, H., and Co., Pulverised-Fuel Plant, 39*. See Addendum, 110
Tools, Machine. See Machine Tools
Pneumatic. See Machine Tools
Steel. See Sled
Toothed Gear. See Gear; Bearing; Marine Propulsion
Torpedo Boats and Destroyers. See Warships
Torsion Tests. See Tests (Materials)
Torsional Flexibility in Gear Drives, 37*, 101*
Stresses with Plastic Shear, 721*
Vibration Amplitudes in Marine Diesel
Engines, 694. See Letter, 835*. See Erratum, 734
in* Diesel Engines, Airship “ R. 101,”
Frequencies, Marine Diesel Installations, 259*. See Letters, 420, 480
Tower, Crossing, Overhead Lines, Welland Ship Canal, 166*
Town Gas. See Gas
Refuse Disposal Scheme, Buenos Aires, 393
Utilisation of, 25
and Regional Planning (Review), 533
Track-Circuit Railway Signalling, Ironclad Terminal Box, 776*
Equipment, Electrification of Manchester-Altrincham Railway, 645*
Motor Racing, Lincolnshire, Proposed, 644
Traction, Electric. See Railways; Tramways Tractors, Farm, Sales In Western Canada, 243
Gas Producer for, 127
Track-Laying, Llnke, 293*
Trials, Dynamometer Gar for, 13*
Truok, with Tipping Body (Millars’ Machin¬ery Co., Ltd.), 220*
Trade, Agricultural Machinery, Imports and Exports, 266
Machinery, in Western Canada, 243
British Imports of Basic Bessemer Steel, 679, 688
in India, Report, 456
Copper, Imports of, 61
Disputes, see Labour; Labour Notes
Economic Conditions in Argentina, 318
Conditions in Australia, 609
Conditions in Brazil, 742
Conditions in British West Indies, 202
Conditions in Central American Repub¬lics, 357
Conditions in China, 242
Conditions in East African Dependencies, 540
Conditions in Ecuador, 106
Conditions in Siam, 432
Conditions in the United States, 831
Electrical Machinery, Imports and Exports,
Engineering and Allied, Position and Prospects, 18, 51, 75, 115, 150, 180, 244, 266, 305, 334
Exhibition. See Exhibition
Far Eastern, Report on, 760
French West-African Colonies, 128
Indian Market for Cement, 480
Iron and Steel, Statistics, 1930,241
Locomotive, British and Foreign Exports, 244
Machine Tools, Imports and Exports, 180
Machinery Imports and Exports, 18, 51, 75, 115,160,180, 244, 266, 305
Marine-Engineering, British Exports, 305
Mark Law and Practice (Review), 752
Mission to Canada, Report, 832
to Egypt, Report, 548
to South Africa, Report, 804
Motor Cycles and Cycles, Imports and Exports, 115
Vehicles, Imports and Exports, 75.
Packing of Machinery for Export, 202
Prospects In South China, Report, 661
Sheffield Industrial Mission to South America, 318
and Shipping, 367
South American Markets, Value of, 705
Textile-Machinery, Imports and Exports, 160
Unions, See Labour ; Labour Notes Traffic Co-ordination, Principles of, 365
Control Lights (Revo Electric Co., Ltd.), 236
Regulations, London, 832
Trailer, Elevating, 100-ton, Road Transport < (H. Riiter), 718*
Training. See Education
Tramway Car-Washing Machine (Leeds, Tozzer and Co., Inc.), 124*
Subway, Aldwych-Holborn, Enlargement, 107* 824*
See also Paragraph Index
Transformation Points, Metals. See Metallurgy
Transformers, Bellows Falls Hydro-Electric Scheme, 263*
Current (Everett, Edgcumbe and Co., Ltd.), 56*
30,000 kv.-a., 132-kv. (General Electric Co., Ltd.), 672*
Equipment, Shannon Hydro-Electric Scheme, 527*
1,650 kv.-a., Manchester-Altrincham Rail¬way Substations, 645*
Testing, 750-1,000-kv. (General Electric Co., Ltd.), 669*
600 kv.-a. and 160 kv.-a. (Volta-Werke Elektrlcitats A.-G.), 327*
Transmission, Electric, Ship Propulsion. See Marine Propulsion
Gear. See Gear; Gearing; Marine Propul¬sion
Heat, to and from Fluids, Researches on, 602
of Power. See Marine Propulsion; Power Transmission
Transport Bill, London Passenger, 395, 739
Commercial, Taxation of, 467
Institute of, Examination Regulations, 112; Annual Dinner, 365
Mechanical, in United States, History, 249
Ministry of, and Electricity Distribution, 147; Report of Committee on Main Line Electrification, 549, 677; London Traffic Regulations, 832
Motor. See Road; Motor
Railway. See Railway
Road. See Road; Motor
Royal Commission on, Report, 81,177. See Letter, 137
Transverse Tests. See Tests (Materials')
Travellers, Erection, Montreal Harbour Bridge, 413*
Travelling Crane. See Crane
Trawl Winoh, 44-ton Electrie (Clarke, Chap¬man and Co., Ltd.), 688*
Trials, Agricultural Tractors. See Tractors
H.M. Destroyer “ Blanche,” 339
H.M. Submarine “ Phoenix,” 61
See also Tests
Triangulation, City, 505*
Triple-Expansion Engines. See Engines, Steam
Truck, 1-ton, Petrol-Driven (Redshaw Lister Woollen Machinery Co., Ltd.), 221*
Tractor, with Tipping Body (Millars’ Machinery Co., Ltd.), 220*
Tubes, Boiler, Effect of Scale in, 145
Condenser, Coefficients of Heat Transfer in, 014*
Draught, Bellows Falls Hydro-Electric- Scheme, 163*
Railways. See Underground Railways See also Pipes
Tunnel, New York Subway, Construction Methods, 288* •
Tuplin, W. A., on Torsional Flexibility in Gear Drives, 87*. 101*
Turbine, Exhaust-Steam, S.S. “ Kingswood,” 171*
Turbine Furnace Co., Ltd., Mechanically-Fired Furnace, 96*
Hydraulic, 12,000-h.p., Back Elver Hydro-Electric Plant, 286
20,000-h.p., Bellows Falls Hydro-Electric Scheme, 162*
18,000-h.p., Francis Type, Alexander Landing Power Plant, 629
38,600-h.p., Francis Type, Shannon Hydro-Electric Scheme, 626*
Pelton, Completely-Cast (P. Pitman), 686*
Principles of (Review), 819
See also Power Plant
Mercury, 10,000-kw., South Meadow Power
Station, 66* See Addendum, 142
Steam Installation, 20,000-kw., 361
Pumps. See Pumps
Steam, 30,000-kw., Brown-Boveri High-Pressure, 812*
Capacity in British Power Stations, 799
Damage to Disc by Overheating, 752*
Design of Discs, 682*, 688
Developments in, 650, 655*, 578, 682*, 587», 620, 656», 716*
Drainage in, 583*
25,000-kw. and 80,000-kw. (English Electric Co., Ltd.), 605*
Hot-Water Accumulators for Peak Loads, 185*
Improvements in Efficiency, 550, 555*,
578, 582*, 587*, 620, 656», 716*
for Large Overloads, 193
Marine, Geared. See Marine Propulsion
Principles of (Review), 819
8,000-12,000-kw. Rateau, 717*
Reheating in, 557, 682, 656*
16,000-kw. Single-Cylinder Parsons, 717*
60,000-kw. Three-Cylinder, 717*
Vibration in, 661, 682, 589
See also Turbo-Generators
Steamers. See Steamers; Warships Turbo-Electric System, Ship Propulsion. See
Marine Propulsion Generator, 33,000-36,000-volt, Brimsdown Power Station, 421
30,000-kw. (Brown-Boveri), 312*
25,000-kw. and SO,000-kw. (English Electric Co., Ltd.), 605*
Fans, Design of, 292*
for Large Overloads, 193
Turbulence in Internal-Combustion Engines, 49, 52*, 57*, 89* 746*
Turnbull, A., and Co., Ltd., Karnath Rotating Valve, 46*
Turner, E., Electric Clock, 124
Turner, Prof. W. E. S., on Manufacture of Sheet Glass, 329
Turntable, Elevator, Railway, 30-ton; 508
Turret Lathes See Ladies under AfacAifte
Tools Tuzi, L., Investigations in Optical' Stress Analysis, 116, 193
Twinberrow, J. D., on Impact on Rails and Gear Wheels, Electrified Railways, 593*
Tyre Vulcaniser, Electrically-Heated (Siemens Schuckertwerke) 357*
Tyte, F. G., the Late, 110

U

UEHLING Instrument Company, Recording Pyrometer, 345
Ultra-Violet Light, Observations in Rochdale, 396
Ultrasonics, 306
Underground Railways, London Passenger Transport Bill, 395
New York Subway Construction Methods, 288*
Unemployment. See Labour
Union-Castle Mail Steamship Co., Ltd., M.S. “ Warwick Castle,” 173
Trade. See LoAour ; LoAour Notes United States, Bellows Falls Hydro-Electric
Scheme, 97*, 161*, 263*
Blast-Furnace Development in, 518
Bureau of Mines, Report, Safety at
Natural-Petrol Plants, 779
Bureau of Standards, Tests of Welded
Pedestals for Bridges, 179; Non-Metallic Minerals (Review), 401; Experiments on Wind Pressure on Circular Cylinders and Chimneys, 565*
Dam Construction in, 838
Economic Conditions in, Report, 831
Gas Industry, 769. See Erratum, 828
Helium Production in, 672
High-Pressure Locomotives in, 149, 154, 245, 278. See Letter, 420
Mechanical Transport in, History of, 249
National Museum, Report, 249
8W*W Jers8y’ Woodbridge Road Crossing,
Power Stations, Steam Pressures in, 620
Power Stations, Steam Turbines in, 550, 555, 578, 582, 587* 717
Pulp Industry, Use of By-Products, 25
River St. Lawrence Development Schemes, 287*. See Addendum, 330
Roads, Re-Surfacing of, 699
Standardisation of Motor Fuels in, 273
Steel Industry and Shipbuilding, 801
Trend of Engineering Practice in, 189
Water-Purification Practice, 838 See also America
United Steel Companies, Ltd., Crane Boiler Explosion, 93
Universal Garage Tool (F. Gilman (B.S.T.), Ltd.), 234* ' "
University of Birmingham, Investigation of Thermal-Storage Heaters, 561*, 664*
Imperial, Tokyo, Wind Tunnels, 689*
of Manchester, Experiments on Syphon Spillways, 63
University of Michigan, Investigations on Boiler Scale, 145; Highway Engineering Conference, 590
of Sheffield Research Laboratory, Cold Working of Steel, 243
See also Education

V.

VACUUM Pump. See Pump
Valenta, Dr. E., Award of Carnegie Medal, 679
Valve, Blow-Off, Duplex (Cochrane Corpora¬tion), 255
Off (Everlasting Valve Co.), 256
Foot, Borehole Pump, 430, 436
Gas-Cylinder, British Standard Specification, 534
Double-Faced (G. Waller and Son, ltd.), 238
Larner-Johnson, Float-Controlled (J. Blakeborough and Sons, Ltd.), 31
Regulating, 10,000-kw. Mercury Turbine, 67
Rotating, Turnhull-Karnath, 45
Safety (Crosby Steam Gauge and Valve Co.), kM 255*
Failures of, 94
Steam, High-Pressure (Engineering Specialists, Ltd.), 226*
Loffler High-Pressure Boilers, 539*. See Letter, 700*
Stem, Accordion for, 10,000-kw. Mercury Turbine, 67
Leakage, Calculation of, 132
Stop (Fairbanks Co.), 256*
(Multi-Valve Corporation), 256*
Suction, Automatic (La Bour Co.), 346
Varnish, Insulating, British Standard Specifica¬tion, 397
Vats, Electroplating, Portable Filter for (W. Canning and Co., Ltd.), 233*
“ Venus,” M.S., Machinery Weights, 495
Vereinigte Stahlwerke A.-G., Patina Steel, 191
Vermont, Bellows Falls Hydro-Electric Scheme, 97*, 161*, 263*
Vemet, A., Motor-Driven Forge Hammer, 181
Vernon, Dr. M. A., on Correlation of Blast-Furnace Data, 807*. See 707
Vertical-Lift Bridges. See Bridges
Viaducts, Approach, Montreal Harbour Bridge, 352*
See also Bridges
Vibrating Screen (T. Looker and Co., Ltd.), 234
Vibration Amplitudes, Torsional, in Marine Diesel Engines, 694. See Letter, 835*. See Erratem, 734
Frequencies, Torsional, Marine Diesel
Installations, 259*. See Letters, 420,480
in Motorships and Steamers, 496*
in Steam Turbines, 551, 582, 589
Technology, Handbook of (Review), 182
Torsional, in Diesel Engines, Airship “ R101,” 746*
“ Viceroy of India,” S.S., Boilers of, 491, 618
Vickers-Armstrongs Limited, H.M. Flotilla Leader “ Keith,” 480; Look Gates, Bromhorongh Dock, 552; Pumping Plants for Nile Delta, 762*
Vickers Limited, London Show Room, 741
Victoria, Australia, Sugar Loaf-Rubicon Hydro-
Electric Scheme, Float-Controlled Larner- Johnson Valves, 31*
Viessman, W., on Peak Load Capacity with Bleeder Turbines, 185*
Villiers Engineering Co., Ltd., Two-Stroke Petrol Engines, 213*
Vitkovice. See Witkowitz
Vogan, G. O., Chute k Caron Hydro-Electric
Scheme, Diversion Canal, 712
Voith, J. M., and Co., 38,600-h.p. Hydraulic Turbine, 526*
Volta-Werke Elektricitats A.-G., 500 kv.-a. and 160 kv.-a. Transformers, 327*
" Von der Tann,” Ex-German Battle Cruiser, Salvage of, 96
Vorax Agricultural Blower, 181
“ Vulcan,” H.M.S., History of, 71
Vulcaniser, Steam-Heated, Failure of, 93
Tyre, Electrically-Heated (Siemens-Schuc¬kertwerke), 357*

WADDELL, Dr. J. A. L., Award of Clausen Medal to, 706
Wadkin and Co., Electrically-Driven Wood- Working Machines, 793*
Wagenhach, A., and Co., Bar-Bending and Shearing Machines, 326*
Wages. See Labour
Wahl, G., on Electric Welding in Ship Con¬struction, 274
Walker, S., on Primary Filters at Kempton Park Water Works, 125
Walldow, E., on Cementite in Carbon Steel, 27
Waller, G., and Son, Ltd., Double-Faced Gas Valve, 238*
Wallis and Steevens, Ltd., Petrol Road Roller, 221; Spraying Machine for Cold Emulsions, 268*
Walls, Dock, Port of Genoa, 6*, 134*
Impounding, Weston-super-Mare, 447*
Quay, Bromhorongh Dock, Port Sunlight, Reinforced Brick, in Japan, 44*
Sea, Hastings Promenade, 446*, 560
Wans, O., on Wood Waste for Heating and Power, 25
Warren, J. G. H., on John Nnttall’s Sketch Book, 468

Warships :

Admiralty Research Department, Record¬ing Echo-Sounding Apparatus, 726*
British Sea Power, 1900-1930, 428
German Battle Cruiser “ Von der Tann,” Salvage of, 96
H.M. Destroyer “ Acheron,” Trials, 606
H.M. Destroyer " Blanche," Trials, 339
" Boadicea,” 484
" Brilliant,”‘Trials, 297
" Bulldog,” Trials, 515
" Daring.” 279
Flotilla Leader “ Keith,” 480
H.M.S. “ Birkenhead,” History of, 71
“ Megaera,” History, 71
" Nemesis,” History of, 70
“ Simoom,” History of, 71
“ Vulcan,” 71
Submarine “ Phoanlx,” Trials, 61
Iron Vessels, History of, 70
Naval Constructors, Royal Corps of,
Annual Dinner, 207
Engineering History, 70,163, 60S
and Shipping Annual, Brassey’s (Review), 474
See also Naval in Paragraph Index
“Warwick Castle,” M.S., 178
Washer, Gravel (Goodwin, Barsby and Co., Ltd.), 220*
Washing Machine, Tramway-Car (Leeds, Tozzer and Co., Inc.), 124*
Wastes, Trade, Utilisation of, 25
Water Recorder, Halifax Corporation Filtra¬tion Plant, 816*
Water-Clarity Indicator, Halifax Corporation Filtration Plant. 816*
Compensation, Assessment of, Report, 837
Current Meter, Price, 263
Engine, Malone System, 768
Engineers, Institution of, Reliability of Rainfall over British Isles, by Dr. J. Glasspoole, 125; Kempton Park Primary Filters of Metropolitan Water Board, by S. Walker, 125; Water Mains, by H. J. F. Gourley, 126; Hollerith System of Analysis and Tabulation of Expenditure, by G. O. Ritchie, 126; Harrogate Meet¬ing, Programme, 658; Presidential Ad¬dress, by H. P. Hill, on Reservoirs (Safety Provisions) Act, 1930, and Assessment of Compensation Water, 837; Modern Dam Constniction, by C. M. Saville, 838; Con¬struction of Modem Water Mains, by F. W. Macaulay, 838; Modern Aspects of Water Purification-, by E. S. Chase, 833; Sinking of Borings, by H. A. P. Hetherlngton, 838
Filters. See Filters
Gas. See Gas
Gauge (Diamond Power Speciality Corpora¬tion), 344*
(Ernst Water Column <ft Gauge Co.), 344*
Heater, Electric (Berry’s Electric, Ltd.), 230*
Electrie,300-kw. (A. Reyrolle and Co., Ltd,), 288*
Level Indicators, Electrical, Welland Ship Canal, 201*
Mains, Construction of, 838
Corrosion, Protection and Testing of, 126
Power and Steam Power, Relative Positions of, 676
See also Hydraulic; Pelton Wheel; Power
Plant; Power, Water; Turbine, Hydraulic
Purification in America, 838
Supply, Halifax, Pressure-Filtration Plant, 816*
See also Irrigation
Tube Boiler. See Boiler
Turbines. See Turbines, Hydraulic ; Pelton Wheel; Power Plant
Waste, Recorder, Halifax Corporation Fil¬tration Plant, 816*
WaterWheels. See Pelton Wheel: Turbine, Hydraulic; Power Plant
Waterways. See Rivers; Canals; Navigation, Inland
Waterworks. Borehole Pumping Plant for. 430, 436*
Hangchow, China, 574
Kempton Park, Primary Filters, 125
South Staffordshire, Boreholes of, 435
See also Water Supply and Paragraph Index
Wave-Making Resistance of Ships. See Ship Resistance
Weather. See Meteorology
Webb, R. N., on Pressure Control in Gas Retorts, 770
Weighing Machine, Overhead Track (W. and T. Avery, Ltd.), 222*
Weir, G. and J., Ltd., Rotary Fuel-Oil Pressure Pump, 391*
Weir, Parteen Villa, Shannon Hydro-Electric Scheme, 250*
Welded Connections, Shearing Stresses in, 445, 468*
Header, Water-Tube Boiler (Combustion Engineering Corporation), 283*
Joints, Strengthening by Cross-Straps, 525*
Pedestals for Bridges, Tests of, 179
Pressure Vessel (Fraser and Fraser, Ltd.), 623*
Steamer “ Fullagar," History of, 460*
Steel Drum (Combustion Engineering Cor¬poration), 283*
Dram (M. W. Kellogg Co.), 282
Steam Pipe, Failure of, 774
Structural Work in Germany, 822*
Welders, Tests for, 323*
Welding, Aluminium, 524
Arc, for Structural Work, Tests, 192
Electric, in Ship Construction, 274
Machine, Electric, Seam (British Insulated Cables, Ltd.), 229*
Electric, Spot (Dyer Welding Machine Corporation), 408*
Electric, Wire (British Insulated Cables, Ltd.), 230*
Sparking-Plug Manufacture, 572*
of Magnesium Alloys, 681
Progress in, 524
Set, Electrie (Reyrolle and Co., Ltd.), 232*
of Steel Structures (Reviewjr 725
Terms, Dictionary of (Review), 725
Welland Ship Canal, Canada, Reconstruction, 166*, 200*, 319*, 380*, 440*, 472*, 534*, 580, 681*, 594*, 613*, 662*, 691*, 787*, 821*
Wellington Harbour, New Zealand, Floating Dock, 765
Wellman, Seaver-Morgan Co., Gate-Lifting Pon¬toon, Welland Ship Canal, 440*, 472*, 534*
Welsh Tin-Plate Industry, History of, 612
Wemyss, Lord, on Shipbuilding Industry, 427
West African Colonies, French, Developments in, 128
India Docks Improvements, 501*, 531*
Indies, British, Economic Conditions, Re¬port, 202
West, W., on Corrosion of Copper-Nickel Steels, 774. See 707
Western Canada, Agricultural Machinery in, Report, 243
Westinghouse Brake and Saxby Signal Co., Ltd., Metal Rectifiers, 124; Eddy-Current Rail Brake, 530*
Weston Electrical Instrument Co., Ltd., Ex¬hibits at Physical and Optical Societies Exhibition, 86
Weston-super-Mare, Pre-Cast Caisson Im¬pounding Wall, 477*
Whangpoo River, China, Curvature Effects in, 196, 260*. See Errata, 702
Wheeler, M. A., on Flow and Fracture of Aluminium, 888
Wheels, Gear. See Gears; Gearing'; Marine Propulsion
Grinding. See Grinding under Machine Tools
Locomotive, Construction, History of, 468
Railway, Built-up, Photo-Elastic Deter¬mination of Stresses in, 708*
Rims, Motor-Car, British Standard Speci¬fication, 367
Stresses in, Optical Analysis of, 116, 708*
Turbine, Grain Growth in, 752*
White Metal. See Alloys under Metallurgy
Metalling Plant (Sir. W. G. Armstrong, Whitworth and Co. (Engineers), Ltd.), 218
Whitehouse, J., on Methods of Gold Mining, 202
Whitewater, Utilisation in Paper Mills, 25
Wicksteed, C., the Late, 431
Widnes Foundry, Ltd., v. Cellulose Acetate Silk Co., 579
Wild-Barfield Electric Furnaces, Ltd., 110-kw.
Electric Furnace, 235;. Case-Hardening with Liquid Carburising Agent, 803*
Winches, Electric (Metropolitan-Vickers Electrical Co., Ltd.), 794*
Trawl, 4} ton Electric (Clarke, Chapman and Co., Ltd.), 688*
“Winchester Castle,” M.S., Gravity Davits, 91*
Wind Bracing of High Buildings (Review), 458
Pressure on Circular Cylinders and Chim¬neys, 565*
Resistance of Roofs and Bridges, Model Tests of, 668
Stresses in Buildings (Review), 725
in Steel-Frame Buildings, 751
Tunnels. See Aeronautics
Windett, V., on Gas Producer Practice, 802
Windmill, Constant-Speed, for Aircraft Gene¬rators (Haslam and Newton, Ltd.), 745* Winget, Ltd., Portable Pumping Set, 223
Winn, C., and Co., Ltd., Heavy-Duty Screwing Machine, 238*
Wire-Flattening Machine (W. H. A. Robertson and Co., Ltd.), 62*
Rope Cutting Machine, Portable, 524*
Ropeway, Nag-Hamadi Barrage, 22*
Spring-Steel, Investigations on, 314*, 374*. See 307
Wireless Telegraphy. See Telegraphy
Telephony. See Telephony
Wisler, A., Grinding Mill, 181
Witkowitz Co., High-Pressure Steam Plant,
Witton Works, General Electric Co., Ltd., High-Tension Laboratory, 669*
Witts, F. J., and Co., Exhibits at Physical and Optical Societies’ Exhibition, 124
Witwatersrand Gold Mines, Equipment of, 202
Wohler Tests. See Alternating Stress under Tests (Materials)
Wood Gas, Production of, 25
Waste, Utilisation of, 25
Woodall-Duckliam Chambers, Southall Gas Works, 739
Woodbridge, New Jersey, Road Crossing, 810
Woodhouse, W. B., on Progress of Power Production, 611. See 676
Woods, M. W„ Ltd., High-Torque Electric Motors, 604*
Woodworking Machinery. See Machine Tools
Woolwich Arsenal Power Station, “Romer” Chain Coal Meters, 790*
Middle Park Housing Estate, 271
Military College of Science “ At Home,” 771
Woolwich Research Department, Investigation of Silicon-Aluminium Bronzes, 410, 498*
Worcestershire and Staffordshire Mines, His¬tory of, 184

Works :

A.C.-Sphinx Sparking Plug Co., Ltd., 572
Appleby Iron Co., Ltd., Steel Melting Shop, 616*, 650, 686*
English Electric Co., Ltd., Engine and Turbine Works, Rugby, 605*
General Electric Co., Ltd., Witton, High-Tension Laboratory, 669*
Reaveil and Co., Ltd., Ranelagh Works, Ipswich, 33*
Works Management., Time Studies in Steel Works, 610, 650. See Letter, 681
Workshop, Demonstration, Manchester Corporation Electricity Department, 804*
See also Works; Machine Tools
World Power Conference, Berlin. Researches on High-Pressure Steam in Czechoslovakia, by Dr. J. HavUcek, 311* ; British Power and Fuel Bulletin, 523; Loffler High- Pressure Boilers, by K. Rochel, 537*. See Letter, 760*
Wreck Raising. See Salvage
Wright, Col. Sir C., on Welsh Tin-Plate Indus¬try, 612
Writing, Scientific, English, Qualities, of, 178. See Letter, 309
Wrought Iron. See Iron

X-RAYS. See Rontgen Rays

“ Y” ALLOY, Heat-Treated, Dimensional Stability of, 371*, 383
Sheet and Strip, Specification, 807 Yarrow Air Heaters, Performances of, 585
Gresley Boiler for High-Pressure Locomotive, 149, 156*, 245, 278, 367*, 416*. See Letter, 309. See Erratum, 301
High-Pressure Boilers, S.S. “Empress of Britain,” 638*. See Addendum, 072 .
Yarrow, H. E„ on Marine Boilers, 333; on Water-Tube Boilers in Mercantile Marine, 491,618*. See Erratum, 545
Year Books. See Literature Index
Yguassu Elver Hydro-Eleotrio Scheme, 758
Yorkshire Electric Power Company, Ltd., 30,000-kw. Turbo-Generator, 605
Yorkshire Organic Nitrogen Co., Ltd., Failure of Steam-Heated Digester, 93

ZIMMER, G. F., on Old Chain Pump, 296
Zinc Alloys. See Alloys under Metallurgy
Prices. See Metal-Price Diagrams
Zurich Congress, New International Associa¬tion for Testing Materials, 529
Zuyder Zee Reclamation Scheme, 83

Grace's Guide To British Industrial History

Engineering 1931 Jan-Jun: Index: General Index

See Also

Sources of Information