The Engineer 1920 Jul-Dec: Index: Miscellaneous

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

The Engineer 1920 Jul-Dec: Miscellaneous Index.

Note: This is a sub-section of The Engineer 1920 Jul-Dec: Index

View the Volumes that this Index refers to.

A ABELL, Professor T. B., on Characteristics of a Marine Propeller in a Non-uniform Stream, 291 Abell, Sir W. S., on Safety of I.ife at Sea, 54 Admiralty and Research, 663 AERONAUTICS : AERONAUTICS (continued): Supermarine Aviation Works’ Flying Boat’ 53, 54 (Supplement, July 16th, 1920) Vickers Aircraft Works, Weybridge, 444, 454

 Vickers F.B. 9 “Gun bus” Biplane, 446

Vickers S.E. 5 Single-seater Fighters, 446, 454 Vickers-Vimy Commercial Machines, 444, 454 AGRICULTURAL Implements at Smithfield Club Show, 582 Agricultural Machinery at Darlington Show, 8, 32, 58 Ahrons, E. L. on—

 Hope Town Foundry, Darlington (W. and A.
    Kitching, 419; (Letters), 448, 478, 528

Locomotives Built by B. Hick and Son, Bolton, 102 Railway Foundry, Leeds (E. B. Wilson and Co.), 369 Air Filter and Humidifier, Cleworth, Wheal and Co., Limited, 504 Air Pumps—see Pumps Airships—see Aeronautics Alcohol, Industrial, Captain A. Desborough, 208 Alcohol, Power, 481 Aidershot, Mechanical Transport War Vehicles at, with Tabulated Lists of Technical Particulars, 456 ; Additions, 487 ; (Letter), 478 Allen, Engineer-Lieut.-Commander G. B., on Service Experience with Condensers, 330 Alloys of Aluminium and Magnesium, Constitution of the, Mr. D. Hanson and Miss Mario L. V. Gayler, 298 Alloys—see also Iron and Stool American Chamber of Commerce in Egypt, 641 American Concrete Mixing-Machinery, 193, 197, 275, 343, 354, 382

 Auxiliary Equipment, 384
 Charging, 382
 Concrete Mixer Drums, 197
 Discharge and Distribution, 382
 Drum Mixers, 193, 197
Hand-operated and Small Power Mixers, 345 Intermittent versus Continuous Mixing, 343 Machine Mixing, 193, 197
 Mixers without Drums, 343

Mixers for Railway, Trainway and other Work, 345, 354

 Mortar and Grout Mixers, 384
 Operating Control 384
 Power and Wheels, 383

Road and Paving Mixers, 194, 195, 197, 344, 354

 Tilting Mixers. 197, 275, 343

American Concrete Mixing Machinery,

   (continued):
 Time Control Devices, 383
 Water Feed Control, 383

AMERICAN ENGINEERING NEWS:

    114, 285, 300
 American Slipway for 5000-Ton Ships, 1 I 4
 Clinkear Grinders in Furnaces, 28.5
 Concrete Rectangular Engine-house, 114
 Copper Sulphate for Alga? in Canals, 300
 Crushed Coal Fuel, 114
 Electric Mino Hoist, 285
 Iron-Nickel Alloys, 285
 New Blast Pipe for Locomotives, 1 14
 'I’ests of Fire-box Grates, 114
 Timber from Live and Dead 'frees, 300
 Tubular Oil Tank Ship of Concrete, 285

AMERICAN Mercury Vapour Boiler, W. L. R. Emmet, 516 American Water Power Resources, 156 Antimony and Arsenic, The Effect of, on

 Admiralty Gun-metal, R. T. Rolfe, 299

Aqueduct—see Water Supply Argentine—see also Iron and Steel Argentine, Water Power in the, 460 Armstrong, Professor H. E., on Research ami the University Problem, 304 Arrhenius, Dr. S. A., on the Problem of the

 World’s Supply of Energy, 139

Arthur, Captain J. S., on the Sterlisation of

 Water by Chlorine Gas, 527, 531, 564

Ashfield, Lord, on the Training of Railway Staffs, 435 ASSOCIATIONS, INSTITUTIONS & SOCIETIES: Association, British: Airships as Cargo Carriers, Wing-Commander T. R. Cave-Brown-Cave, 257 Annual Meeting at Cardiff, 196, 198, 200, 201, 207, 211, 231, 256 Cutting Edges, Colonel R. E. Crompton, 207 Dynamical Method of Raising Gases to a High Temperature, Professor W. H. Watkinson, 198 Farm Tractors from the View-point of the User, S. F. Edge, 256 Fuel Economy, Committee’s Report, 196, 231, High-speed Petrol Engines, H. R. Ricardo, 256

 Industrial Alcohol, Captain A. Desborough,

ASSOCIATIONS, INSTITUTIONS & SOCIETIES (continued): Association, British (continued): Iron Industry of South Wales, A. E. Trueman, 231 Lubrication and the Germ Process, H. M. Wells and J. P. Southcombe, 231 Measurement of Ventilation in Coal Mines, Professor J. T. Macgregor Morris, 257

  METALLURGY OF TUNGSTEN AND ZINC :

Ductile Properties of Tungsten, Professor C. H. Desch, 231

    Electrolytic Zinc, Samuel Field, 231

Tungsten, Use of, in Manufacture of Highspeed Steel, J. L. F. Vogel, 231 Pneumatic Elevators, Professor Wm. Cramp, 257 Removal of Reefs in the Rio Guadiana, Dr. J. 8. Owens, 201 Specific Heat and Dissociation in Internal Combustion Engines, H. T. Tizard and

    D. R. Pye, 257

i Speculation and Hypothesis, Professor A. S._ Eddington, 211 Strength and Suitability of Engineering Materials, Presidential Address, Professor C. F. Jenkin, 200 Testing Materials at High Temperatures, Professor F. C. Lea, 207 Association of Engineers, Manchester: Engineers and the Education Act of 1918, Mr. Spurley Hay, 511 Manufacture’ and' Utilisation of Coal Gas, Developments in, F. J. West and T. A. Tomlinson, 567

  Radiological Testing of Materials, A. P. N.
    Fleming and J. R. Clarke, 642
  Vibration, Julius Frith, 430

Association, Incorporated Municipal Electrical: Convention at Bradford and Ilkley, B.E.A.M.A. and I.M.E.A., Presidential Address, T. Roles, 17 Institute, Iron and Steel: Autumn Meeting at Cardiff, 299, 306, 335 ; Programme, 124 Cleaning Blast-furnace Gas, A. Hutchinson and E. Bury, 335 Constitution of Nickel-Iron Alloys, Mr. D.

    Hanson and Miss H. E. Hanson, 307

ASSOCIATIONS, INSTITUTIONS & SOCIETIES (continued): Institute, Iron and Steel (continued):

 Electric Steels, C. G. Carlisle, 336
 Electrification of the Ebbw Vale Works and
 Collieries, Walter Dixon, 299, 306, 337 Inter-crystalline Fracture in Mild Steel, Dr.
 W. Rosenhain and Mr. D. Hanson, 306

Variations in Heat Supplied to Blast-furnace and Effect on Fuel Consumption, W. W. Hollings, 335

 Visits to Works, 306, 337

Institute of Metals: Annual May Lecture Announcement, Casting of Metals, Professor T. Turner, 298 Autumn Meeting at Barrow, 272, 298, 330 ; Programme, 191 Behaviour of Beta Brass when Cold-rolled,

    F. Johnson, 330
 Brass Foundry Practice at Vickers Limited,
    H. B. Weeks, 272

Constitution of the Alloys of Aluminium and Magnesium, Mr. D. Hanson and Miss Marie L. V. Gayler, 298 Crystal Growth and Recrystallisation in Metals, Professor H. C. H. Carpenter and Miss C. F. Elam, 272 Effect of Antimony and Arsenic on Admiralty Gun-metal, R. T. Rolfe, 299 Failure of Manganese Bronze, J. S. H. Dickenson, 330 Influence of Gases on High-grade Brass, T. G. Bamford and W. E. Ballard, 298 Service Experience with Condensers, Engi- neer-Lieut.-Commander G. B. Allen, 330 Institute of Transport : Training of Railway Staffs, Presidential Address by Lord Ashfield, 435 Institution of Automobile Engineers: Annua ISummer Meeting, Visits to Derby, Sheffield and Manchester Works, 5 Steel Research Committee, Some Notes on the Report of, .1. H. S. Dickenson, 486, 500, 510, 513 Works Management, Sir Tl. Fowler, Presidential Address, 398 Institution of Civil Engineers :

 Conversazione and Exhibits, 42

Cross Connections on the Elan Aqueduct of the Birmingham Corporat ion Waterworks, F. W. Macaulay, 501 October Examinations, 1920, Pass List, -Interim, 597

 Presidential Address, J. A. Brodie, 446

Standardised Shock Tests, Sir R. Hadfield and Mr. S. A. Main, 610 Institution of Electrical Engineers: Electric Railway Contact Systems, Sir Philip Dawson, 67 Presidential Address, Llewellyn B. Atkinson, Review of Electrical Progress, 536

 Summer Meeting at Cardiff, 80

Institution of Mechanical Engineers:

 Conversazione, 430
 Council Membership, 430 ; (Letter), 422
 Dinner to Engineering Professors, 591

Human Factor in Industry, Alexander Ramsay, 104, 109, 583 Lincoln Summer Meeting, Programme, 10 ; Papers and Visits, 82, 103; Dinner, 84 New Power Station for Messrs. Marshall, Sons and Co., Gainsborough, F. J. Cribb, 106 Presidential Address, Engineering during the War, Captain H. Riall Sankey, 418, 430, 45 1 Recent Excavator Practice, F. H. Livens and W. Barnes, 82 Road Transport by Steam Vehicles, P. W. Robson, 83 Roman Lincoln, Lieut.-Colonel E. M. Symp- *son, 82 Some Lincolnshire Oil Engines, F. H. Livens, 103, 108, 140, 506 Sterilisation of Water by Chlorine Gas, Captain J. Stanley Arthur, 527, 531 Thermodynamic Cycles in relation to Internal Combustion Engine, Dr. W. J. Walker, 640, 655, 666 . Thomas Hawksley Lecture on Limit Gauging, Sir R. T. Glazebrook, 473

 Uniflow Steam Engine, F. B. Perry, 104

Institution of Naval Architects: Comparative Trials of “ Still ” and “ Sulzer ” Engines, William Denny, 90 Efficiency of Propulsion of Full-sized Ships,

    C. Frodsham Holt, 91

Experimental Work in Connection with Diesel Engines, Engineer-Commander C. J. Hawkes, 90, 93 Functions of the Merchant Ship, Sir Norman Hill, 38

 Naval Architects’ Awards, 461

Safety of Life at Sea, Sir Westcott S. Abell, 54 Standard Marine Boilers, Committee’s Report, 584 Subdivision of Passenger Vessels, George Webster, 54 Summer Conference at Liverpool, 34, 38, 54, 90, 93

 Visits to Works, 39, 55

Institution of Petroleum Technologists : Colloidal Fuel, L. W. Bates and H. O’Neill, 537 Society of Chemical Industry :

 Annual Meeting, 72
 Coke Oven Corrosion, W. J. Rees, 72

Society, Liverpool Engineering: Sound in Engineering and Navigation, W. D. Kirkpatrick, 658 Society, Physical: Construction of Thermo-couples by Electrodeposition, W. H. Wilson and Miss T. D. Epps, 143 ASSOCIATIONS, INSTITUTIONS &

   SOCIETIES (continued):

Society, Royal, of Arts: Wireless Telegraphy and Telephony, Alan A. C. Swinton, 592 AUSTRALIAN Subsidies, 222 Austria, Bank for Trade with, 222 Automatic Current Motor, 308 Axle Machining—see Machine Tools BAGHDAD Railway—see Railways Ball Bearings, Skefko Ball Bearing Company, Bamford, T. G., and W. E." Ballard, on Influence of Gases on High-grade Brass, 298 Barnes, G. N., on Labour Leaders, 133 Barnwell, Captain F. S., on Technical Aspects of Service and Civil Aviation, 408, 431 Bates, L. W., and H. O’Neill, on Colloidal Fuel, 537 Baumann, K., on Feed Heating for Land Power Stations, 101, 127, 150 Bearings, Roller and Ball, Ransome and Maries

  Bearing Company, 333

Belgian Engineering Notes:

    625, 649
  Congo, The, 625
  Harbour Works, 649
  Motor Show, 625
  Production, 625
  The Situation, 649
  Works at Ghent, 649

BELGIUM, Industrial Recovery of, 230 Belgium, Powerful Wireless Station for, 514 Belt, Leather, The Adhex, Monsieur Guillou, 590 ; (Letter), 606 Beneficial Accident, 46 Beta Brass when Cold-rolled, Behaviour of, F. Johnson, 330 Billets for Drop Forgers, H. Brearley, 308 Birmingham Waterworks—see Water Supply Blast-furnaces—.see Iron and Steel, also Engines Blow-down Explosion, 566 Boiler Feed-water Regulator, A. G. Mumford, Limited, 352 Boiler, Mercury Vapour, W. L. R. Emmet, 516 Boiler for Steam Wagon, at Smithfield Show, Ransomes, Sims and Jefferies, 583 Boilers, Exhaust Gas, Cockerill Company’s Seraing Works, 495, 498 Boilers, Standard Marine, 584 Bolt Hole Widening and Boring Machine, A. and J. Morgan, 541 Books of Reference, 98, 187, 299, 304 Boring Mills—see Machine Tools Brass, High-grade, Influence of Gases on, T. G.

  Bamford and W. E. Ballard, 298

Brearley, H., on Billets for Drop Forgers, 309 Breuil—see Works, Creusot, &c. Bridge, Large Railway, 506 Bridge, New, at Shanghai, 164 Bridge, Suspension, Detroit-Windsor, 186 Britain’s Timber Supplies, 38 British Association, 229—see also Associations British Engineering Standards Association, 37.

  92, 422

British Machine Tool—see Machine Tools British Railway Workshops in War Time, 27, 36, 77 British Trade with Cuba, 568 Broaching Machines—see Machine Tools Bronze, Manganese, Failure of, J. S. H. Dickenson, 330 Broom, Talbot C., on Stresses in Portals and Similar Structures, 368, 393, 417 Buenos Aires, Province of, Drainage Problems in the, 669 Buildings, Heavy, Underpinning and Foundations of, 25 Burt Engine—see Engines c CALENDARS and Diaries, 647, 673 Canada, Fuel Oil in, 95 Canada, Water Power Development in, 76 ;

  (Letter), 134

Canadian Pulp and Paper, 80 Carey Oil Transmission System, 284 Carlisle, C. G., on Electric Steels, 336 Carpenter, Professor H. C. H., and Miss C. F.

  Elam, on Crystal Growth, &c., 272

Cars—see Motor, also Railway Casting Pipe Specials in Green Sand, E. A. V.

  Linzey, 226

Catalogues, 48, 74, 98, 146, 190, 340, 597 Cave-Brown-Cave, T. R., on Airships as Cargo Carriers, 257 Cement, Portland, British Standard Specification for, 422 Chains, Power Transmission, Brampton Brothers, Limited, 248 Chains, Precautions in the Use of, 620 Char-^-bancs, 40 H.P. Maudslay Motor Company, Limited, 426 Characteristics of a Marine Propeller in a Non- uniform Stream, Professor T. B. Abell, 291 Chemical Engineering, 587 Chemical Works in Uruguay, 485 China, Another Blast-furnace in, 186 Chlorinator—see Water Supply, Sterilisation of Water, &c. Civil Aviation—see Aeronautics COAL, COKE, AND COLLIERIES: Anemometer, Portable Direct-reading, for Coal Mine Ventilation Measurement, Professor J. T. M. Morris, 257

  Coal and Lignite in Spain, 591
  British Columbia, Coal in, 643

Electrification of the Ebbw Vale Works and Collieries, Walter Dixon, 299, 306, 337

  Fuel Economy, Committee’s Report, 196
  German Coal Industry and Socialisation, 304
  Hoo Cannel, 545
  Labour Questions—see Labour

Pulverised Coal Explosions, R. C. Harvey, 191 CO2 Recorder, Electrical, Cambridge and Paul Instrument Company, 333 Cockerill Engines—see Engines Colloidal Fuel, Lindon W. Bates and Haylett O’Neill, 537 Commercial Airship—see Aeronautics, Air Conference Concentrating Graphite, Hugh S. Spence, 258 Concrete Floor Arch at Thatcham, Berks, Test of, 408 Concrete Handling and Mixing Machinery, Winget, Limited, 33 Concrete Mixing Machinery, American, 193, 197, 275, 343, 354, 382—for Sub-headings, see American Concrete Piles, Driving, through Hard Soil, 174 Condensers, Service Experience with, Engineer-

 Lieut.-Commander G. B. Allen, 330

Condensers, Surface, Luther D. Lovekin,. 618 Conservancy Works on the River Murray, Australia, 171, 180 Constantinople, Trade Situation at, 439 Contracts, 74, 266, 290, 314, 364, 468 Corrosion in Coke Ovens, W. J. Rees, 72 Corrosion, Problems of, 255 Coupling, Flexible, for Shafting, Wellman

 Bibby Company, Limited, 252

Coupling, Hose, E. Barnfather ,590 Cramp, Professor William, on Pneumatic Elevators, 257 Crane, Floating, 150-Ton, Cowans, Sheldon and Co., Limited, 18 Crane, Floating, 150-Ton, 351 Crane, Travelling Gantry, J. H. Wilson and Co., Limited, 462 Crane, Travelling Gantry Now Form, J. H. Walker, 631 Crane, 200-Ton Floating, for Liverpool, Mammoth, A. F. Smulders, 375 378 Crane, 120-Ton Overhead Electric Travelling, with Telescopic Cage, Sir W. Arrol and Co., Limited, 66 Cream Separators, Watson, Laidlaw and Co., 9 Creusot—see Works, also Separate Headings Crompton, Colonel R. E., on Cutting Edges, 207 Crystal Growth and Recrystallisation in Metals, Professor H. C. H. Carpenter and Miss C. F. Elam, 272 Crystal Palace, Imperial War Museum, 41 Cuba, British Trade with, 568 Cultivator and Reversible Harrow, J. and H.

 McLaren, 582

Cultivator—see also Ploughing Machines Current Motor, Automatic, 308 Current Prices for Metals and Fuels, 390, 414, 440, ’466, 488, 492, 520, 546, 572, 598, 624, 625, 648, 674 Cutting Edges, Colonel R. E. Crompton, 207 D DATUM Line, 380 Davey, Norman, Studies in Tidal Power,. 556, 578, 603, 634, 652 ; (Letters), 606, 644 Dawson, Sir Philip, on Electric Railway Contact Systems, 67 Dawson, Sir Trevor, on The Commercial Airship : Its Operation and Construction, 433, 501 Denny, William, on Comparative Trials of “ Still ” and “ Sulzer ” Engines, 90 Derby, Flooding of—see Derwent Valley Derwent Valley River Lands, Reclamation of, 470 Desborough, Captain A., on Industrial Alcohol, 208 Detroit-Windsor Suspension Bridge,. 186 Development of Locomotives, &c.—see Railway Locomotives Dickenson, J. H. S., on Failure of Manganese Bronze, 330 Dickenson, J. H. S., Notes on Report of the Steel Research Committee of the Institution of Automobile Engineers, 486, 500, 510, 513 Diesel Coaches—see Railways Diesel Engines—see Engines Dixon, Walter, on The Electrification of the Ebbw Vale Works and Collieries, 299, 306, 337 Dollar Education, 482 Drain Excavator, the “ Revolt,” S. Lincolnshire Agricultural Engineering Company, 58 Drainage Problems in the Province of Buenos Aires, 669 Drawing Implements, Some Useful, J. St. V. Pletts, 670 Dredger, Hopper, Steel Steamer Hydro, 176. 177 Dredger, Largest Gold-mining, 389 Drill, Steam, and Drilling Barge for Reef

 Removal, Dr. J. S. Owens, 201

Drills—see also Machine Tools Driving Concrete Piles through Hard Soil, 174 Drop Forges, Billets for, H. Brearley, 309 Dunlop, James, on The Development of Locomotive Valve Gear, 15, 49 Dutch Engineering and Iron and Steel Competition, 356 Dynamical Method of Raising Gases to a High Temperature, Professor W. H. Watkinson, 198 Dynamical Reflections of a Ride on a Footplate, Sir G. Greenhill, 193 . E EBBW Vale—see Coal and Collieries Economiser Explosion at Huddersfield, 398 Economisers—see Feed Heating Economy Fuel—see Fuel Eddington, Professor A. S., on Speculation and Hypothesis, 211, 229, 230 Edge, S. F., on Farm Tractors from the Viewpoint of the User, 256 Education Act, 1918, Mr. Spurley Hay, 511 Education, Dollar, 482 Educational Intelligence, 46, 190, 289 Egypt, American Chamber of Commerce in, 642 Elan Aqueduct—see Water Supply ELECTRICAL MATTERS : Alternating-current Welding Equipment, Alloy Welding Processes, Limited, 360, 361 Austria, Electrification Work in, 156 British Electrical Development Association, Meeting, 636 Canada, Water Power Development in, 76 ; (Letter), 134 ELECTRICAL MATTERS (continued) CREUSOT AND ITS ASSOCIATED WORKS, Messrs. Schneider and Co. (Sixteen-page Supplement and Four-page Supplement, September 17 th, 1920) Alternators, Gas Engine Coupled, and Steam-driven Turbo-alternators, Schnei- der-Zoelly (Creusot), v Dynamo Erecting Shop, Champagne-sur Seine, xiii Electric Furnaces (Creusot), v “ Electro - Metals ” Steel Furnaces (Creusot), vii Diesel - electric Self - propelled Railway Coaches, 511 Direct-current Welding Outfit, A.W.P. Electrodes, Alloy Welding Processes, Limited, 360 Ebbw Vale Works and Collieries, Electrification of, Walter Dixon, 299, 306, 337 Electrical CO2 Recorder, Cambridge and Pau Instrument Company, 333 Electro-deposited Iron : Its Value, &c., W. E.

   Hughes, 350 ; (Letter), 478

Electro-plating Machinery, W. Canning and Co., Limited, 332 Enclosed Motor for Steel Works, Bruce Peebles and Co., Limited, 504 German Electrical Engineering Industry, Herr Henrich, 127 “Heald” Magnetic Chucks, Alfred Herbert, Limited, 361 Magnetic Ore Separator, Rapid Magnetting Machine Company, 361 Holland, Electrification Schemes for, 186 Hydro-electric Power Works at Great Lake, Tasmania, 3, 12, 40 (Two-page Supplement, July 2nd, 1920) Japan, Electrical Enterprises in, 106 Lighting and Starting Sets for Commercial Vehicles at Olympia, 426 Lister-Bruston Automatic Electric Lighting Sets, 58 Locomotives, Railway—see Railways London, Electric Power Supply in, 379 Machine Tool Driving at Olympia, 235 Machine Tool and Engineering Exhibition Miscellaneous Electrical Exhibits, 247 Machine Tool Speed Indicator, C. E. Lugard and Co., 361 Magnetic Chucks, J. H. Humphreys and Sons, 248 Metallic Filament Lamp Industry, Pope’s Electric Lamp Company, 580 Millivoltmeter, Foster Instrument Company, 247 Motor Car, “ Crown Magnetic,” 498 ; (Letters), 528, 558, 606, 644 Motor Switch Panel, British Thomson- Houston Company, Limited, 247, 248 Motor Vehicles, Electric, at Olympia, Ransomes, Sims and Jefferies, General Vehicle Company, R. Garrett and Sons, 402, 404, 425 New Zealand, Electrical Developments in, 487 “ N.I.-F.E.” Battery for Motor Vehicles, Ransomes, Sims and Jefferies, 400 Oil-electric Drive on Shipboard, 612, 616 Oil Switches for Large Electrical Supply Systems, 220 Omnibus, Petrol - electric, Tilling - Stevens Motors, Limited, 424, 425 Peebles La-Cour Motor Converter, 504 Petrol-driven Electric Lighting Sets, W. H. Dorman and Co., Limited, and Alamo Electric, Limited, 58 Petrol-electric Generating Sets, A. Lyon and Wrench, Limited, 58 Power Station, Marshall, Sons and Co., Gainsborough, 106 Pyrometer, Radiation, and Thermo-couple Recorder, Foster Instrument Company, 247 Pyrometers, Electrical, Foster Instrument Company, 247 Railways—see Railways Railway Power Plants and their Management, 665 Relay Motor Starter, Electrical Apparatus Company, 332 Resistance Charging Units, Igranic Electric Company, 235 “Split Field” Motor Drive, John Stirk and Sons, Limited, 245, 246 Steels, Electric, C. G. Carlisle, 336 Taxes, New Motor, and Industrial Electric Trucks, 568 Thermo-couples, Construction by Electrodeposition, W. H. Wilson and Miss T. D. Epps, 143 Thermometer, Electrical Distance, Cambridge and Paul Instrument Company, 333 Tipping Wagons, Electrical, at Olympia, Ransomes, Sims and Jefferies, General Vehicle Company, 402, 404.; Newton Bros., 424, 425 Turbo-alternators at Stoke-on-Trent, Metropolitan-Vickers Electrical Company, 150 Turbo-generator, 20-Kilowatt, Greenwood and Batley, Limited, 246 Two-ton Electric Truck, Greenwood and Batley r Limited, 246, 247 United Alkali Company’s New Power Station, Vamma Hydro-electric Plant, 324 Wire Rod Rolling Mill, Electrically Operated, Whitecross Company, Limited, 250, 251 Zinc, Electrolytic, S. Field, 231 ELEVATORS, Pneumatic, Professor Wm. Cramp, 257 Ellington, Air Vice-Marsh al. on Aircraft Research and Developments, 407, 409 End Standards—see Standards Enemy Patents, Restored, 283 Energy, Problem of the World’s Supply of, Dr. S. A. Arrhenius, 139 ENGINES AND MOTORS : General: Darlington Show, Steam and Internal Combustion Engines, 8, 32, 58 Ramsay Marine Engine Governor, 538 Valves for Steam and Gas Engines, Charles Hurst, 152 Internal Combustion Engines : Burt Single Sleeve Valve Petrol Engine, Wallace Farm Implements, Limited, 154 155, 158

ENGINES AND MOTORS (continued): Internal Combustion Engines (continued): Cockerill Blast-furnace Gas Engines, Professor H. Hubert, 495 ; (Letter), 558 Condor, 600 H.P., and other Engines at the International Exhibition, Rolls - Royce Company, 78, 80 CREUSOT AND ITS ASSOCIATED WORKS, Messrs. Schneider and Co., Engines at, (Sixteen-page Supplement and Four-page Supplement, September 11th, 1920) Gas Blowing Engines (Creusot), ii, iv, v, xiv, xv Gas Blowing Engines (La Normande), xiii, xiv Crossley’s 6 H.P. Gas Engine, Governor Mechanism, &c., 8, 9 Diesel - electric Self - propelled Railway Coaches, 511 Diesel Engines, Experimental Work, &c.,

    C. J. Hawkes, 90, 93

Diesel Engines for South America, Hick, Hargreaves and Co., Limited, 210 Engines for Oil-electric Yachts Elfay and Guinivere and Beam Trawler Mariner, 612, 616 Green Engine Company’s Motor for Avro Aeroplanes, 52

 Hamworthy Oil Engine Winch, 58

High Compression Marine Oil Engine, Plenty and Son, Limited, 224, 225 High-speed Petrol Engines, H. R. Ricardo, 256 Lincolnshire Oil Engines, F. H. Livens, 103, 108, 140, 506 Motor Car, 19.6 H.P. Engine, Crossley Motors, Limited, 450 Motor Car Engine, Eight-cylinder, Leyland . Motors, Limited, 476, 477 Motor Car Engine, 11.9 H.P. Four-cylinder, E. T. White and Co., 476, 477 Motor Car Engines at Olympia and White City Exhibition, 450, 476 Motor for Plough and other Farm Implements, Ransomes, Sims and Jefferies, Limited, 33 Motor Windlasses for Cable Haulage Ploughing, J. and H. McLaren, 32

 Napier 450 H.P. “ Lion ” Aero-engine, 78, 86
 National Gas Engine Company’s 5 H.P.
    Petrol, Paraffin or Gas Engine, 8, 9

Smail Petrol and Paraffin Engines and SemiDiesel Crude Oil Engines, Petters Limited, 58 Specific Heat and Dissociation in Internal Combustion Engines, H. T. Tizard and

    D. R. Pye, 257
 Stafford Motor Car Engine, 499

“ Still ” and “ Sulzer ” Engines, Comparative Trials of, William Denny, 90 Surface Ignition Engine, W. H. Allen, Son and Co., Limited, 32 Thermodynamic Cycles in Relation to Internal Combustion Engines, Dr. W. J. Walker, 640, 655, 666 Three-cylinder Vertical Gas Engine, 120 H.P., National Gas Engine Company, 567 “ Tiger ” 500 H.P. Aero-engine and Aircooled Aero-engines, Armstrong-Siddeley Motors, Limited, 78, 86

 Water Injection in Crude Oil Engines, 631

Steam Engines : CREUSOT WORKS, MESSRS. SCHNEIDER AND Co., Steam-driven Corliss Engines, ii, viii (Fifteen-page Supplement, September 11th, 1920) Engines for Tractors and Wagons—see Tractors and Wagons Geared Steam Engine, 25,000 H.P., for a Rolling Mill, Mesta Machine Company, 110 Italian Coastal Torpedo Boats, “P.N.” Class, Engines of, C. and T. T. Pattison, 630, 638 Meandros Steamship Engines, J. I. Thorny- croft and Co., Limited, 152, 534, 542 Uniflow Steam Engine, F. B. Perry, 104, 113 : (Letters), 134, 164, 211, 236, 260, 309, 326, 376, 478, 515 ENGINEERING Conditions in France, 138, 154 Engineering During the War, Captain H. Riall Sankey, 418, 430, 451 Engineering Literature—see Newcomen Society Engineering Materials, Strength and Suitability of, Professor C. F. Jenkin, 200 Engineering, Navy—see also Naval Matters Engineering News—see also French, Belgium, South America Engineering Standards—see British Excavator Practice, Recent, F. H. Livens and

 W. Barnes, 82

EXHIBITIONS : Commercial Motor Vehicle, 400, 404, 424, 425 International Aero Exhibition, 52, 62, 78 (Two-page Supplement, July lfy,h, 1920) Machine Tool and Engineering Exhibition, 228, 232, 233, 244, 254. 269, 274, 291, 302, 303, 328, 331, 357 Motor Car Show, Olympia and White City, 450, 476, 498, 509 ' Royal Agricultural Show at Darlington, 8, 32, 58 Shipbuilding, Engineering and Electrical Exhibition at Glasgow, 504, 538 Smithfield Club Show, 582

 Work by Disabled Ex-Service Men, 98

EXPLOSION, Blow-down, 566 Explosion at an Ironworks, 670 Ex-Service Men, 165 FARM Tractors from the View-point of the User, S. F. Edge, 256 Feed Heating for Land Power Stations, K. Baumann, 101. ]27, 150 Feed-water Regulator, Automatic, A. G. Mumford, Limited, 352 Field, Samuel, on Electrolytic Zinc, 231 Filtration of Water, Rapid. Sir A. C. Houston. 218 Firms—see Histories of Fisher, Lord, 63 Fleming, A. P. M., and J. R. Clarke, on Radio logical Testing of Materials, 642 Flexible Coupling, Wellman Bibby Company, Limited, -252 Floating Crane, 150-Tons, 351 Flour-milling Machinery, T. Robinson and Son, Limited, 32 Force and Power of Waves, I. Hiroi, 184 Forgers, Drop, Billets for, H. Brearley, 308 Forthcoming Engagements, 24, 48, 74, 124, 148, 170, 192, 216, 242, 266, 290 316, 342. 366, 392, 416, 442, 468, 494, 522, 548, 574, 600, 626, 650, 676 Fowler, Sir H., on Works Management, 398 France, Engineering Conditions in, 138, 154 France, Financial Position in, 456 France, Motor Fuel Tests in, 515 France, Unemployment in. 669 Freezing Fish, 617 FRENCH ENGINEERING NOTES: 23, 47, 73, 99, 123, 147, 169, 191, 215, 241, 265, 289, 315, 341, 365, 391, 415, 441, 467, 491, 521, 547, 573, 599, 675

  African Development, 573
  American Coal, 441 599
  Apprenticeship, 169, 289
  Basset Process, 191
  Belgium, Situation in, 147
  Cession of Arsenals, 241
  Cheap Power, 547
  Cheaper Production, 391
  Coal, 99, 215
  Coke, 73
  Cold Storage, 47
  Colonial Development, 2 15
  Colonial Institute, 47
  Colonial Transport, 573
  Commercial Ebb, 599
  Commercial Reaction, 491
  Currency and Trade, 675
  Eight Hours’ Day, 23
  Electrification, 391
  Electrification of Railways, 73
  Electro-pneumatic Control, 73
  Export Trade, 467
  Exports, 123
  Foreign Trade, 215, 365
  Fuel Economies, 521
  Fuel Economy, 99, 147
  Harbour Works, 315
  Havre-Paris Pipe Line, 99
  Hours of Labour, 215
  Hydraulic Power, 191
  Industrial Recovery, 169
  I. C.F., The, 23
  Inland Waterways, 391
  International Agreements, 265
  International Chamber of Commerce, 47
  International Traffic, 547
  Iron Ore, 47
  Joy-Stick, 241, 441
  Labour, 241
  Labour Problem, 341
  Loire, The, 341
  Manufacturing Costs, 675
  Mechanical Coal Getting, 441
  Metallurgical Prices, 191
  Miners, 547
  Miners’ Agitation, 467, 491
  Motor Cars, 265
  Motor Industry, 365
  Motor Trade, 467
  Naval Programme, 289
  New Steel Process, 123
  Oil Supplies, 467
  Origin of the Steamboat, 341
  Paris Sanitation, 315
  Paris Transport, 123
  Paris Water Supply, 341
  Phosphates in Morocco, 169
  Profit-sharing, 365
  Prohibition of Imports, 99
  Public Transport, 23, 521
  Railway Convention, 573
  Railway Disasters, 415
  Railway Deficit, 441
  Railway Organisation,. 491
  Railway Reconstruction, 73
  Rate of Exchange, 521
  Reconstruction, 123, 147, 191
  Reduced Rates for Export, 599
  Revision of War Contracts, 169
  Rhine Navigation, 315
  Rhine, The, 289, 391
  Situation, The, 415
  Submarines for Exploration, 289
  Suction Gas Economy, 289
  Suggested Remedies, 675
  Tax on Imports, 315
  Tax on Turnover, 241
  Threatened Strike, 521
  Trade Organisation, 265
  Trade Problems, 573
  Trade Recovery, 147
  Transports, 265
  Unemployed Railwaymen, 23
  Wages and Work, 547
  Water Supply, 415
  Works in Brittany, 215
  Works at Havre, 365

FRENCH Tramways Amalgamation, 183 Frith, Julius, on Vibration, 430 Fuel, Colloidal, L. W. Bates and H. O’Neill, 537 Fuel Economy, Committee’s Report, 196, 231 Fuel, Motor, Position in the United States, 64 Fuel for Motor Transport, 87 Fuel Oil in Canada, 95 Fuels and Forests, 181 Functions of the Merchant Ship, Sir Norman Hill, 38 G “ GALECO ” Rust-proofing Process, Galvanising Equipment Company, Limited, 539 Garage, Special Construction for, 512 Gas, Coal, Manufacture and Utilisation of,

 F. J. West and T. A. Tomlinson, 567

Gas Engines—see Engines Gas, Oil and Electricity, 429 Gas by the Therm, 509 Gas Turbine Ship Climax, New Year's Eve

 Vision, 664

Gases, Influence of, on High-grade Brass, T. G. Bamford and W. E. Ballard, 298 Gases, Raising, to a High-temperature, .Dynamical Method of, Professor W. H. Watkinson, 198 Gauge—see Tank Gauge, also Railways Gauges, Hardened Screw, Manufacture of,

  Coventry Gauge and Tool Company, 310, 31 I Gear-cutting Machines—see Machine Tools German Coal Industry and Socialisation, 304 German Giant Gun, Sir George Greenhiil, 651 German Liners—see Ships

German Machinery Industry, 13 German Midland Ship Canal, 606 Germany, Industrial Concentration in, 429 Germany, Mechanical Engineering Industry in, 351 Germany, Shipbuilding in, 137 Gilboa Dam—see Water Supply Glasgow, Exhibition—•?sec Exhibitions Glazebrook, Sir R. T., on Limit Gauging, 473 Gold-mining Dredger, Largest, 389 Graphite, Concentrating, Hugh S. Spence, 258 Greenhill, Sir G., Dynamical Reflections of a

  Ride on a Footplate, 193

Greenhill, Sir G., on the German Giant Gun, 65 I Grinding Machines—see Machine Tools Grinding Wheels and Grinding Material,

  Universal Grinding Wheel Company, 248 Gully-clearing Wagon, Straker-Squire, Limited, 424, 425

H HANSON, Mr. D., and Miss Marie L. V. Gayler, on The Constitution of the Alloys of Aluminium and Magnesium, 298 Hanson, Mr. D. and Miss H. E., on The Constitution of Nickel-iron Alloys, 307 Hardened Screw Gauges, Manufacture of, Coventry Gauge and Tool Company, 310, 311 Hardness and Strength of Metals, 535 : •(Letters), 580 Havre—Paris Oil Pipe Line, 142, 591 Hawkes, Engineer-Commander C. J., on Experimental Work with Diesel Engines, 90, 93 Hawkesley, Thomas, Lecture—see Institution of Mechanical Engineers Haymaker, Butter Churn, &c., at Darlington Show. Robert Boby, Limited, 9 Heating Surface, 561 Hedjaz, Machinery for The, 660 Henrich, Herr, on The German Electrical Engineering Industry, 127 Heslop,-Major D. G., on The Baghdad Railwav, 469, 480, 523, 551, 560, 601 (Two-page Coloured Supplement, November 26lh, 1920) Hick, B., and Son—see Histories Hill, Sir Norman, on The Functions of the

  Merchant Ship, 38

Hiroi, I., on The Force and Power of Waves, 184 Historical Engineering Literature—see Newcomen Society Histories, Short, of Famous Firms, 102, 369.

  419 ; (Letters), 448, 478

Holland, Electrification Schemes for, 186 Rollings, W. W., on Variations in Heat Supplied to the Blast-furnace, &c., 335 Holt, C. Frodsham, on The Efficiency of Propulsion of Full-sized Ships, 91 Hoo Cannel, 545 Hopper Dredger—see Dredger Hose Coupling, E. Barnfather. 590 Hours—see Labour Houston, Sir A. C., on The Rapid Filtration of Water, 219 Howitzer, 12in., on Railway Truck Mounting, Sir W. G. Armstrong, Whitworth and Co., Limited, 204, 209 Hubert, Professor H., on Cockerill Blast furnace Gas Engines, 495 ; (Letter), 558 Hudson River Vehicular Tunnel, 394 Hughes, W. E., on Electro-deposited Iron : Its Value, &c., 350 ; (Letter), 478 Hulme, E. W., Introduction to the Literature of Historical Engineering to 1640, 483 Human Factor in Industry, Alexander Ramsay, 104, 109, 583 Hurst, Charles, on Valves for Steam and Gas Engines, 152 Hutchinson, A., and E. Bury, on Blast-furnace Gas Cleaning, 335 Hydro-electric Developments at Niagara, 608 Hydro-electric Plant at Vamma, Norway, 324 Hydro-electric Power Works at Great Lake, Tasmania, 3, 12, 40 (Two-page Supplement, July 2nd, 1920) Hydro-electric Scheme for New Plymouth, New Zealand, 215 Hypothesis in Science, Pole of, 230—see also Speculation I IMPERIAL War Museum, 41 Impurities—see Iron and Steel Industrial Administration, Institute of, Organi

  sation of Payment by Results, 19

Industrial Alcohol, Captain A. Desborouffii, 208 Industrial Concentration in Germanv. 429 Industrial Electric Vehicles—see Electrical

  Matters

Industrial League, 137 Industrial Questions—see also Labour Industrial Recovery of Belgium, 230 Institutions—see Associations Instruments for Industrial Use, 379 Insurance, Unemployment, Act, 1920, 178 Internal Combustion Engines—see Engines International Aero Exhibition—see Exhibitions IRON AND STEEL:

  Argentine, Iron Industry in the, 474
  Automobile Steels, 486, 500, 510, 513
  Belgium, Industrial Recovery of, 230
  Blast-furnace in China, 186

Blast-furnace Gas, Cleaning, A. Hutchinson and E. Bury, 335 Constitution of Nickel-iron Alloys, Mr. D.

    Hanson and Miss H. E. Hanson, 307

IRON AND STEEL (continued): CREUSOT AND ITS ASSOCIATED WORKS, Iron and Steel Works, Schneider and Co. (Sixteen-page Supplement and Four- page Supplement, September 17/7?, 1920) Breuil:

    Casting Pits, x
    Gas Producers, x

Open-hearth Furnace, 60-Ton, and Shop, vi, vii, x (Four-page Supplement) Rolling Mills, x Steel Works, i, vi, vii, x (Four-page Supplement)

        Creusot :

Basic Open-hearth Furnaces, Crucible Furnaces, and Electric Furnaces, v (Four-page Supplement)

    Blast-furnaces, ii-iv

Blast-furnace Engines—see Engines Boilers, Babcock and Wilcox, Kestner, v Central Power Station, v Coke Oven and By-product Plant, iv “ Electro-Metals ” Steel Furnaces, vii Forging Dpeartment, viii (Four-page Supplement)

    Gas Producers, v, vii

Rolling Mills, Cogging, Heavy Plate, Bar and Finishing, Sheet, Armour Plate, Tire Roughing and Finishing, vii, viii (Four-page Supplement)

    Steel Department, v
    Steel Foundry, vii

Henri-Paul Works at Montchanin. Iron and Bronze Foundry, x

        La Normande :
    Blast-furnaces, xi, xii-xiv

Coke Oven and By-product Recovery Plant, xiv

    Metal Mixer, 700-Ton Gas-fired, xiv, xv

Open-hearth Furnaces and Bessemer Converters, xiv Open-hearth Ingot Stripper, xiv, xv Rolling Mills, xiv Steel Works, xiv, xv Dutch Engineering and Iron and Steel Competition, 356

 Electric Steel, C. G. Carlisle, 336
 Electro-deposited Iron : Its Value, &c., W.
    E. Hughes, 350 ; (Letter), 478

Impurities in Iron and Steel, 205 ; (Letters), 375, 528 Inter-crystalline Fracture in Mild Steel, Dr.

 W. Rosenhain and Mr. D. Hanson, 306 International Iron and Steel Trade, 384

Iron Industry of South Wales, A. E. Trueman, 231

 Iron and Steel Institute—see Associations
 Irthlingborough Iron Ore Mines, 177
 Japanese Iron Oxide Sand, Steel from, 643
 Local Heating of Steel, 329

Motor, Enclosed, for Steel Works, Bruce Peebles and Co., Limited, 504

 Problems of Corrosion, 255

Properties of Steels—see Report of the Steel Research Committee Report of Steel Research Committee of the Institution of Automobile Engineers, Notes on, J. H. S. Dickenson, 486, 500, 510, 513 South African Iron, 206 Steel Research, 561 Temperature of Steel Exposed to the Sun, 606 Tungsten, Papers by Professor C. H. Desch and J. L. F. Vogel, 231 Variations in Heat Supplied to Blast-furnace &c., W. W. Rollings, 335 ISSUE of Great Moment, 205 Italy, Industrial Unrest in, 422 J JENKIN, Professor C. F., on Strength and Suitability of Engineering Materials, 200 Johnson, F., on Features in Behaviour of Betabrass when Cold Rolled, 330 Jutland—see Ships, Naval Matters KIRKPATRICK, W. D., neering and Navigation, LABORATORY, National Physical, Report, 68 LABOUR NEWS, STRIKES, AND WAGES QUESTIONS:

 Datum Lino, 380
 Hours of Work, 347
 Human Factor in Industry, Alexander
    Ramsay, 104, 109
 Industrial League, 137
 Industrial Peace, 279
 Industrial Unrest in Italy, 422
 Issue of Great Moment, 205
 Labour, 405 ; (Letter), 448
 Labour Leaders, G. N. Barnes, 133
 Labour and Trade, Sir Alfred Yarrow, 594
 Lost Industry, 6
 Organisation of Payment by Results, J. E.
    Powell, 19
 Overtime in the Engineering Trades, 352
 Payment by Results in the Coalfields, 355 :
    (Letter), 376
 Threatened National Lock-out, 255
 Trades Union Ballots, 114
 Unemployment in France, 669
 Unemployment Insurance Act, 1920, 178
 Wage Increase Refused, 88, 92
 Work by Disabled Ex-Service Mon. 98
 Works Management, Sir H. Fowler, 398

LABOUR-SAVING Devices in a Motor .Car Works, 132, 133, 136 La Normande—see Works, Creusot, &e. Lathes—see Machine Tools Launches and Trial Trips, 22, 48, 74, 148. 170, 191, 216, 288, 340, 392, 439, 597, 650, 673 Laws of High-speed Punching, Captain T. J.

 Tresidder, 126 ; (Letter), 309

Lea, Professor F. C., on Testing Materials at High Temperatures, 207 LEADERS:

 Admiralty and Research, 663
 Automatic Train Control, 355
 Britain’s Timber Supplies, 38
 British Association, 229
 British Machine Tool Trade, 303
 Chemical Engineering, 587
 Datum Line, 380
 Developments in Naval Design, 159
 Dollar Education, 482
 Electric Power Supply in London, 379
 Engineering Branch of the Navy, 88
 Financial Position in France, 456
 Fuel for Motor Transport, 87
 Fuels and Forests, 181
 Future of the Railways, 536
 Gas, Oil, and Electricity, 429

• Gas by the Therm, 509

 German Coal Industry and Socialisation, 30 I
 German Machinery Industry, 13
 Hardness and Strength of Metals, 535
 Heating Surface, 561
 Impurities in Steel, 205
 Industrial Concentration in Germany, 429
 Industrial League, 137
 Industrial Peace, 279
 Instruments for Industrial Use, 379
 Issue of Great Moment, 205
 Jutland Narrative, 456
 Labour, 405
 Lessons from Jutland, 639
 Local Heating of Steel, 329
 Locomotive, A New, 663
 Locomotives for China, 181
 London Trams and Motor Omnibuses, 37
 Lord Fisher, 63
 Metallurgical Patents, 455
 Motor Car Industry, 509
 New Railway Policy, 13
 Our Ignorance Concerning Lubricants, 613
 Payment by Results in the Coalfields, 355
 Perfecting the Railway Machine, 587
 Power Alcohol, 481
 Problems of Corrosion, 255
 Railway Electrification, 329
 Railways’ Counter Proposals, 613
 Shipbuilding in Germany, 137
 Speculation and Hypothesis, 229
 Standard Specifications and Research.. 37
 Standards and Foreign Markets, 160
 Steel Research, 561
 Technical Discussion, 640
 Technical Literature, 113
 Threatened National Lock-out, 255
 Threatened Slump, 64
 Trade Union Ballots, 114
 Uniflow Steam Engine, 113
 Wise Wages Award, 88

LEATHER Belt, New Type of, the Adhex, Monsieur Guillou, 590 ; (Letter), 606 LETTERS FROM OUR OWN CORRESPONDENTS : England, North of, 21, 45, 71, 97, 98, 121, 145, 167, 189, 213, 239, 240, 263, 287, 312, 339, 340, 363, 388, 412, 438, 464, 490, 491, 518. 544, 545, 570, 571, 596, 622, 646, 672

  Lancashire, 20, 44, 70, 95, 120, 144, 166, 188,
212, 238, 262, 285, 312. 338, 362, 387, 411. 436. 463, 489, 517, 543, 569, 594, 621, 645, 671

Midlands and Staffordshire, 19, 43, 69, 95. 119, 122, 143, 165, 187, 211, 237, 261, 264. 285, 311, 337, 340, 361, 386, 410, 436, 462. 488, 516, 519, 542, 568, 594, 620, 644, 670

 Scotland, 21, 45, 71, 98, 121, 145, 167, 189,
213, 239, 264, 287, 313, 339, 364, 389, 412, 438, 464, 490, 518, 544, 570, 596, 622, 623, 646, 672

Sheffield, 19, 22, 44, 46, 70. 72, 96, 120, 122, 144, 165, 188, 212, 238, 2'40, 262, 264, 286. 288, 312, 314, 338, 362, 364, 388. 411, 413. 437, 439, 463, 465, 490, 517, 519, 543, 569, 595, 597, 621, 645, 672 Wales and Adjoining Counties, 21, 22, 46, 72, 97, 98, 122, 146, 168, 189, 190, 214, 240, 264, 288, 314, 339, 364, 389, 413, 438, 439, 464, 465, 490, 491, 519, 545, 570, 571, 596, 597. 623, 647, 673 LETTERS TO THE EDITOR: Aeronautics and the State, H. S. Wildeblood, 6 Continuous Brakes for Goods Trains, E. H. Paulin, 6 ; K. C. Strahan, 60 ; T. Barty, 60; P. Sengfield, 261 ; J. W. Cross, 309 Corroded Steel Stanchions, Muntz's Metal Company, 606 Crown Magnetic Car, S. P. Christie, 528. 641 ; R. Le Grice Elers, 558 : Magnetic Transmission Company, 606

 Deane, Mr. Henry, H. J. Deane, 261

Electro-deposited Iron, Sherard Cowper- Coles, 478 Excess Profits and the Manufacturing Engineer, Stafford Ransome, 165

 Film in Industry, E. W. Rainer, 478

Finsbury Technical College, An Old Student, 84 Hardness and Strength of Metals, C. Sumpter, 580 Hopetoun Foundry, J. W. Bolton, 478 ; Mecanicien, 528—see also Whessoe Foundry Hot Water and Domestic Supply Services, W. J. Hollinworth, 84 Impurities in Steel, H. Brearley, 375 ; C. P. Sandberg, 528 Internal Combustion Engine Nomenclature, C. W. T., 644

 Kitching, Messrs. W. A., E. L. Ahrons, 478
 Labour Troubles, Wm. S. G. Kinmond, 448
 Large Gas Engines, J. H. Hamilton, 558

Laws of High-speed Punching, W. Worby Beaumont, 309 Leather Belt, New Type of, Geo. T. Pardoe, 606 Locomotive Footplate Experiences, E. C. Poultney, 134; Wm. T. Holcker, 236; P. H. Parr, 260 ; W. B. Thompson, 376 Locomotive Piston Valves, J. T. Wallis, 60 London and North-Western Oil-fired Locomotive, F. R. Macdonald, 261 Low Temperature Cycle for Large Internal Combustion Engines, J. R. Kingston, 164 LETTERS TO THE EDITOR {.continued} : Lowering Heavy Weights by the Flow of Sand, H. Addison, 326 ; W. J. Barnett, 606

Manufacturers’ Representatives in South Africa, British Manufacturers Representatives’ Association of South Africa, 528
 Mechanical Stokers, E. C. S., 422
 Mechanics of Solidity, J. Innes, 580
 Milling Acme Threads, J. W., 478 ; A. D., 580
 Payment by Results in the Coalfields
   W. H. G., 376

Piston Valves versus “ D ” Valves, H. L. Senior, 6 Power Alcohol, Parsons Motor Company- Limited, 134 Press Job, S. J. Eglinton, 261 ; H. C. Armitage, 422

 Railway Problems, B. D. H. Bean, 134

Registration of Engineers and Federation of Engineering Institutions, P. Griffith, 84

 Severn Tidal Power Scheme, Henry Davey,
Shaft Coupling, A New, J. T. Towlson, 165 Steam Boiler Efficiency, Jas. Dunlop, 60, The “Mechanicals” and Associate Members of Council, E. R. Dolby, 422

Tidal Power, Arthur Oates, 606 ; S. O’Dwyer, 644 Tractors—Lessons of the War, G. Goddard, 478 Trouble with a Chain Drive, J. Watney and Co., 528 ; Geo. T. Pardoe, 558 Uniflow Engine, F. W. Dean, 515 ; A. J. W. Graham, 164, 211 ; Thos. Hill, 309 ; A. C. Pain, 164, 236, 326 ; F. B. Perry, 134, 21 I, 309 ; Robey and Co., Limited, 376 ; F. Schubeler, 478 ; D. M. Stuart, 260 ; J. M. Walshe, 515 ; X., 260

 Uniflow Steam Engines, F. Schubeler, 478
 Wasted Water Power, Arthur Newman, 558 ;
   W. Walker, 580

Water Power Development in Canada, T. Stevens, 134

 Whessoe Foundry, W. Boby and Son, 448 ;
E. L. Ahrons, 478—see also Hopetoun Foundry

LINCOLNSHIRE Engines—see Engines Linzey, E. A. V., on Casting Pipe Specials in Green Sand, 226 Liquid Fuel Burner, Scarab Oil Burning Company, Limited, 243 LITERATURE : Reviews: Advertising the Technical Product, C. A. Sloan and J. D. Mooney, 563, 631

 Cement, Bertram Blount and Others, 280

Centenary Volume of Charles Griffin and Co., Limited, 631 Deeds of a Great Railway, G. R. S. Darroch, 615

Engines of the Human Body, A. Keith, 14 Industrial Electric Vehicles and Trucks, W.
   Worby Beaumont, 483, 589

Irrigation, Roads, and Buildings, and on the Water Supply of Towns, Notes on, W. L. Strange, 160 Naval Operations, Vol. I., to the Battle of the Falklands, December, 1914, Sir J. S. Corbett, 182 Surveying, W. N. Thomas, 14 Union Textile Fabrication, R. Beaumont, 89. 281 Short Notices: Electric Lighting for Cycles and Motor Cycles, Harold H. U. Cross, 589 Field Manual, Practical Treatise of Surveying Methods and Operations, A. L. Higgins, 89, 589 Marine Engineers’ Handbook, F. W. Sterling, 563, 589 Monographs of Industrial Chemistry : Margarine, William Clayton, 357, 615

 Oil Finding, E. H. Cunningham Craig, 161

Retaining Walls, their Design and Construction, G. Paaswell, 14, 589 Shipbuilding Cyclopedia, F. B. Webster, 615 Books Received: A.B.C. of Storage Battery Management, E. C. McKinnon, 589 Advancement of Science, 1920, 357 Aeronautics in Theory and Experiment, W. L.

   Cowley and H. Levy, 563

Aeroplane, Dynamics of the Rene Devillers, 589 Aeroplane Engines, Design of, John Wallace, 483 Aeroplane Structural Design, T. H. Jones and J. D. Frier, 563 Air Navigation, A Primer of, H. E. Wimperis, 89 Airscrews in Theory and Experiment, A. Fage, 357

Air Screws, A Treatise on, W. E. Park, 665 Aluminium, G. Mortimer, 14
 American Civil Engineers’ Handbook, 331
American Shipbuilding Cyclopaedia, 89 Armature Winding, P. Sylvester, 14 Automobile Engineer Year-book for 1920, 89 British Chamber of Commerce in Belgium, 14

BRITISH ENGINEERING STANDARDS ASSOCIATION :

   Milling Cutters and Reamers, 563

Rolled Steel Sections for Structural Purposes, 563

   Specification for Portland Cement, 563

Water-tight Fittings for Incandescent Electric Lamps, 563

  Water-tight Glands for Electric Cables, 563 Butterworth’s Workmen’s Compensation
  Cases, Vol. XII., 14
 Calorific Power of Fuels, H. Poole, 89
Cassell’s Engineers’ Handbook, H. Adams, 39 Cement and Concrete Users, Handbook for,
   M. H. Lewis and A. H. Chandler, 89

Chemical Analysis of Steel Works’ Materials, Fred Ibbotson, 357 City of Bradford Technical College Calendar, 331 Coal Fire, Margaret W. Fishenden, 331 Coal in Great Britain, Walcot Gibson, 589 Complete Airman, G: C. Bailey, 665

 Compressed Air Power, A. and Z. Daw. 89 Concept of Nature. Tarner Lectures, A. N.
   Whitehead, 331

LITERATURE (continued): Books Received (continued) : Controllers for Electric Motors, H. D. James. 14 Debentures : The Purposes they Serve, &c., H. W. Jordan, 331 Direct-current Motor Generator Troubles, Operation, and Repair, T. S. Gandy and Elmer C. Schacht, 357 Domestic Sanitary Engineering and Plumbing, F. W. Raynes, 483 Drainage Engineering, D. Wm. Murphy, 331

 Dredging Engineering, Lester Simons, 483
 Dynamics, Elementary, J. W. Landon, 563
 Economic Liberty, Harold Cox, 14

Efficiency of Pumps and Ejectors, E. C. Bowden-Smith, 357 Efficient Boiler Management, with Notes on Re-heating Furnaces, C. F. Wade, 161 Electric Cables and Networks, Theory of, Alex. Russell, 357 Electric Furnaces in the Iron and Steel

   Indus try ,W. Rodenhauser and Others, 331
 Electric Lighting, O. J. Ferguson, 89

Electric Switch and Controlling Gear, C. C. Garrard, 563 Electric Welding : Theory, Practice, Application and Economics, H. S. Marquand, 563 Electrical Engineering. A Text-book of, Dr. Adolf Thomalen, Translated G. W. O. Howe, 357 Electrical Handling of Materials, H. H. Broughton, Vol. I., Electrical Equipment, 563 Electricity Supply Act, 1919, W. S. Kennedy, 331 Electro-Chemistry, A Treatise of, B. Blount, 14 Employer’s Year Book, May, 1920, Philip Gee and Others, 331 Employment and Management, Selected Articles on, D. Bloomfield, 89 Engineering Enquiry (Electrical and Media nical), Tomey Thompson, 357 Engineers’ Desk Book and Diary, 1920, 331

 Engines of the Human Body, A. Keith, 14
 Experimental Researches and Reports, 331

Explosives, Dictionary of, Arthur Marshall, 357 Fireman’s Handbook and Guide to Fuel Economy, Chas. F. Wade, 357 Free Access to the Sea for Switzerland, &c., R. Gelpke, 14 Government of India, Patent Office Journal, 1919, 89 Governors and the Governing of Prime Movers, W. Trinks, 357

 Gyroscopic Compass, T. W. Chalmers, 589
 Heat Engines, David A. Low, 665
 Heat Engines, Design and Construction of.
   W. E. Ninde, 39

Hydraulics, with Working Tables, E. S. Bellasis, 615

 Identification of Organic Compounds, G. B.
    Neave and I. M. Heilbron, 331
 Industrial Administration, Lectures on, 39
 Industrial Control, F. M. Lawson, 357
 Institution of Civil Engineers, Abstracts of
    Papers, &c., J. H. T. Tudsbery, 14
 Iron and Steel Institute, Journal of the, 331
 Irrigation Pocket-Book, R. B. Buckley, 357

Labour, Capital and Finance, “Spectator” (W. W. Wall), 39 Liquid Air and the Liquefaction of Gases, T. O’Conor Sloane, 357 Machinery’s Screw Thread Book, C. Edgar Allen, 357 Margarine—see Short Notices : Monographs, &c. Marine Screw Propellers, Detail Design of, Douglas H. Jackson, 357

 Mechanics, Higher, Horace Lamb, 331
 Mensuration for Marine and Mechanical
    Engineers, J. W. Angles, 161
 Metric Fallacy, F. A. Halsey, 39
 Mind and Work, C. S. Myers, 589
 Mine Bookkeeping, Robert McGarraugh, 589
 Ministry of Public Works, Egypt, Nile Gauge
    Readings, &c., H. E. Hurst, 39

Monographs of Industrial Chemistry : Manufacture of Sugar from the Cane and Beet, T. H. P. Heriot, 357

 Motor Cyclist’s A.B.C., Horace Wyatt, 357

Motor Lorry Design and Construction, C. F. Schaffer, 39 Naval Architecture, Applied, W. J. Lovett, 357 New Activity : Treatise on Mrs. Dickinson’s Discovery of a “ New Radio-activity,”

   F. A. Hotblack, 563
 Nile Projects, Sir W. Willcocks, 161

Official Year-book of Scientific and Learned Societies of Great Britain and Ireland, 14 Oil Fuel Burning in Marine Practice, J. W.

   M. Sothern, 331
 Output Problem, J. E. Powell, 331

Ownership and Valuation of Mineral Property in the United Kingdom, Sir R. A. S. Redmayne and Gilbert Stone, 357 Patent Law of All Countries, Handbook of, W. P. Thompson, 357 Patents, Designs, and Trade Marks, A. Millward Flack, 357 Personnel Administration: Principles and Practice, Ord wav Tead and H. C. Metcalf, 563

 Physical Chemistry, Problems in, &c.
   E. B. R. Prideaux, 14
 Plant ation Rubber and the Testing of Rubber,
   G. S. Whitby, 665

Practice of Railway Surveying and Permanent Way Work, S. Wright Perrott and

   F. E. G. Badger, 563

Principles and Practice of Aerial Navigation, Lieut. J. E. Dumbleton, 357 Pure Mathematics for Engineers, Parts I. andII.,S.B. Gates, 563

 Pyrometry, &c., Charles R. Darling, 39

Quebec Bridge over the St. Lawrence River, Report, 14 Real Wealth of Nations, &c., J. S. Hecht, ]4 Reinforced Concrete Design, Vol. II., Practice, Oscar Faber, 563 Reinforced Concrete, A Treatise on, W. Noble Twelvetrees, 665

 Rhine, The New, R. Gelpke, 14

Rugby Engineering Society, “ Proceedings,” 1918-1919, 357 Spanish America : Its Romance, Reality and Future, C. R. Enock, 331 LITERATURE (continued): Books Received (continued): Statistics in Business: Their Analysis’ Charting and Use, H. Secrist, 14

 Steam Boiler Construction, E. G. Hiller, 89

Steam Shovel Mining, Robert Marsh, iun., 589 Structural Drafting and the Design of Details, Carlton T. Bishop, 357 Thermodynamics for Engineers, J. A. Ewing, Tramway Motorman’s Handbook, W. S, Ibbetson, 331 Trigonometry for Engineers, A. Primer of, W. G. Dunkley, 39 Warships, General Design of, Wm. Hovgaard, 615 Warships, Modern History of, William Hovgaard, 39 Wireless Telegraphy and Telephony, Yearbook of, 89 LIVENS, F. H., and W. Barnes, on Recent Excavator Practice, 82 Livens, F. H., on Some Lincolnshire Oil

 Engines, 103, 108, 140, 506

Lloyd’s Register—see Ships Lock-out—see Labour Locomotives and Gear—see Railway Locomotives London Trams and Motor Omnibuses, 37 Lord Fisher, 63 Lorries, Motor Tipping, at Olympia, 424, 425, 426 Lorry, Hallford 5-Ton Tipping, J. and E. Hall, 425, 426 Lovekin, Luther D., on Surface Condensers, 618 Low-pressure Steam Chests, Safety of, 396 Lubricants and Lubrication, 605, 613 Lubricating Oil Cooler, Serck Radiators, 540 Lubrication and the Germ Process, H. M.

 Wells and J. P. Southcombe, 231

M MACAULAY, F. W., on Cross Connections on the Elan Aqueduct of Birmingham Water- Works, 501 MACHINE TOOLS: Automatic Nut-chasing Machine, J. Holroyd and Co., Limited, 357 Automatic Screw-cutting Lathe, John Lang and Sons, 359 Axle-facing and Centering Machine, Axle- turning Lathe, Tangyes Limited, 508, 512 Bar-grinding Machine, Centreless, J. Holroyd and Co., Limited, 357 Bateman Electrically Driven High-speed Planer, Ward, Haggas and Smith, 292 Beardmore’s Locomotive Works, Machine Tools at, 149 (Two-page Supplement, August Y&th, 1920) Bolt-hole Widening and Boring Machine, A. and J. Morgan, Limited, 540, 541

 British Machine Tool Trade, 303

Broaching Machine, 70in., Alfred Herbert, Limited, 270, 274 Broaching Machine, 54in., Vickers Limited,

    294, 295, 302

Centering Machine, John Lang and Sons, 358, 359 Cold-sawing Machine with Chip Remover, Alfred Herbert, Limited, 270, 274 Cut’ting-off Machines, Clifton and Baird, 269, 274 Double Helical Gear Generator, David Brown and Sons, Limited, 291, 302 Drilling Machine, 30in., A. A. Jones and Shipman, 270, 274 Drilling Machine, Sensitive, and Belt-changing Gear, Smith and Coventry, Limited, 359 Drills and Milling Cutters, E. G. Wrigley and Co., Limited, 248 Electric Drill and Electric Grinder, C. Wiek- steed and Co., Limited, 360, 361 Electric Drills and Magnetic Drill Posts, Consolidated Pneumatic Tool Company, 360 Electric Drills and Two-post Grinders, Selson Engineering Company, 359, 360 Electric Grinder, Consolidated Pneumatic Tool Company, 360 Electric Tools, &c., at Olympia Exhibition— see also Electrical Matters

 Exhibition—see also Exhibitions
 Grinding Machine, 12in. by 24in., A. A.
    Jones and Shipman, 270, 274

Grinding Machine, Universal, the Norton, 271, 274 Grinding Machines, Charles Churchill and Co., Limited, 332 Heavy Planing Machine at Creusot Works, Messrs. Schneider and Co., xiii (Fifteen- page Supplement, September \%th, 1920) “ Hiloplane,” Electrically Driven Planer, John Stirk and Sons, Limited, 245, 246 Keyway-cutting Machine, G. Richards and Co., 293 Large Electrically Driven Planing Machine, Noble and Lund, Limited, 619 Lathe, Bench, Toolmakers and Light Machinery, Limited, 328, 333

 Lathe, 6|in. Centre Capstan, 331
 Lathe, 3|in., Drummond Brothers, 328, 333

Lathe, Single-purpose, C. Wicksteed and Co., Limited, 293, 302 Lathes, Capstan and Turret, H. W. Ward and Co., Limited, 293, 295, 302 Lathes, 3jin. Centre Small, and Tool-room Lathe, Henry Milnes, 358, 359 Alachine Tools at the Vulcan Motor and

    Engineering Company’s Works, 132, 133

Milling Machines, Horizontal and Vertical, James Archdale and Co., Limited, 244, 245, 254 Milling Machines, Universal, J. Parkinson and Son,357, 358 Milling Machines, Vertical and Plano, and Milling Cutter, Kendall and Gent, Limited,

    295, 296

Multi-spindle Drilling Machine, The Baush, 270, 274 Open-sided Planer, Ward, Haggas and Smith, 293 Radial Drilling Alachine, 4ft., Alfred Herbert, Limited, 270, 271

MACHINE TOOLS (continued): Radial Drilling Machines, ^Wm. Asquith, Limited, 245, 254 Radial Sawing Machine, E. G. Herbert, Limited, 246 Repetition Lathe, 8^in., Dean, Smith and Grace, 359

  Saws—see also Woodworking

Scarfing and Milling Machine, J.W. Barnes, h Limited, 162 Sensitive Drilling Machine, B.S.A. Tools, Limited, 246 Slotting Machines, Clark’s Machine Tool Company, Limited, 331 Spiral Bevel Gear Planer, Smith and Coventry, Limited, 232, 233 Spur Gear Generator, D. Brown and Sons, Limited, 233, 234 Sunderland Gear Planer, J. Parkinson and Son, 358 Swiss Lathes, Small, Selson Engineering Company, 328, 333 Taper-turning Head for Vertical Boring Mills, George Richards and Co., Limited, 485 Twist Drill Sharpening and Thinning Machine, Herbert Hunt and Sons, 237, 331 “ Van Dorn ” Grinders and Portable Electric Drills, Alfred Herbert, Limited, 360 Vertical Milling Machine, Alfred Herbert, Limited, 271, 272 “ Vilvalle ” Heavy Duty Sawing Machine, 331 Worm and Worm Wheel Machinery, I).

     Brown and Sons, Limited, 228, 234

MACHINERY for the Hedjaz, 660 Magnetic Appliances—see Electrical Matters Magnetos for Commercial Vehicles, at Olympia.

  426

Marine Engines and Governors—see Engines Marine Propeller—see Ships Materials at High Temperatures, Testing, Professor F. C. Lea, 207 Materials, Radiological Testing of, A. P. M. Fleming and J. R. Clarke, 642 Mechanical Engineering Industry in Germany, 351 Mechanical Stokers on American Locomotives, Mechanical Transport War Vehicles at Aidershot, with Tabulated Lists of Technical Particulars, 456 ; Additions, 487 ; (Letter), 478 Mercury Vapour Boiler, W. L. R. Emmet, 516 Metallic Filament Lamp Industry, Pope’s

  Electric Lamp Company, 580

Metallurgical Patents, 455 Metals—see also Current Prices Metals, Hardness and Strength of, 535 ;

  (Letters), 580

Milling Machines—see Machine Tools Millivoltmeters, Motors, Switches, &c.— see Electrical Matters Mines, Iron—see Iron and Steel Motor Car Accessories at the White City, Sparking Plugs, Tires, Bearings, Belts, Steering Gear, &c., 500 MotorCar, 19.6 H.P., Crossley Motors, Limited, 450 Motor Car, Eight-cylinder, Leyland Motors, Limited, 476, 477 Motor Car Engines—see Engines Motor Car Headlights, Standardised Tests of, 641 Motor Car Industry, 509 Motor Car Show—see Exhibitions Motor Car Works—see Works Motor Cars, Electric—see Electrical Matters Motor Cars, Light, at the White City, Rubury- Lindsay, Carden Engineering Company, &c., 499 Motor Cars, Spanish, 660 Motor Cars at the White City, D. Napier and Sons, Limited, Lanchester, Straker-Squire, Talbot-Darracq, Sunbeam Company, Wolseley Company, Stafford Associated Engineering Company, Ruston and Hornsby, Limited, Gwynnes Engineering Company, Limited, W. Beardmore and Co., Limited, Daimler Company, Belsize Motors, Limited, 498—see also Separate Headings Motor Chassis of Six-cylinder Car, Sheffield- Simplex, 477 Motor - driving, Electrical — see Electrical Matters Motor Fuel Position, in the United States, 64 Motor Fuel Tests in France, 515 Motor Landau let, Six-cylinder, Armstrong- Siddeley, 476, 478 Motor Taxes and Industrial Electric Trucks, 568 Motor Touring and other Cars, Rolls-Royce, Limited, 498 Motor Tractor and Ploughing Windlass, J. and

 H. McLaren, 582

Motor Tractors at Smithfield Club Show, 582, 583 Motor Transport, Fuel for, 87 Motor Truck, Three-wheeled, Clark Trucktractor Company, 92 Motor Vehicles, Commercial, at Olympia, 400, 404, 424, 425—see also Separate Headings and Electrical Matters Motor Works—see Works Moulds for Rails, A. Wood Hill, 163 Municipal Costs, Increased, 641 Murray River (Australia) Improvement, 171, 180 Museum, Imperial War, 41 N NATIONAL Physical Laboratory, Report, 68 N.P.L. End Standards, Change in Accepted Sizes, 351 Naval Matters—see Ships Navvy Bucket and Coke-loading Excavator, 82 Newcomen Society, 348, 483 Introduction to the Literature of Historical Engineering to the Year 1640, E. W. Huhne, 483 New Plymouth (New Zealand) Hydro-electric Scheme, 215 New Zealand Rolling Stock, 617 Niagara, Hydro-electric Developments at, 608 Nickel—see Iron and Steel o OBITUARY:

 Adams, S. R., 511

Adamson, Joseph (Portrait), 182 OBITUARY (continued):

  Ball, Sir James Benjamin, 305
  Cooke, Charles John Bowen, 397
  Higson, Jacob, 615
  Lord Fisher, 63
  McLaren, Sir John, 381
  Mather, Sir William (Portrait), 305
  Melville, William, 430
  Perry, John, 160
  Randolph, Isham, 252J
  Steel, Henry, 380
  Tangye, George (Portrait), 381
  Weir, James, 64
  Winder, Bartlett Wrangham, 89

OCEANOGRAPPIY and Sea Fisheries, Pro fessor Herdman, 207 Oil-electric Drive—see Ships Oil Engines'—see Engines Oil, Lubricating, Cooler, Serck Radiators, 540 Oil Pipe Line, The Havre-Paris, 142, 591 Oil Shale Prospects in South Africa, 669 Oil Switches—see Electrical Matters Oil Transmission System, R. F. Carey, 284 Omnibus, Petrol - electric, Tilling - Stevens

  Motors, Limited, 424, 425

Organisation of Payment—see Labour Overtime—see Labour Owens, Dr. J. S., on the Removal of Reefs in the R io Guadian a, 201 PARAFFIN Engines—see Engines Patent Practice, United States, 134 PATENT SPECIFICATIONS British:

  Aeronautics, 47, 123, 191, 342, 416
  Batteries and Accumulators, 124, 416
  Building, 266, 626

Condensers and Feed-water Heaters, 47, 341, 415, 467 Cranes and Conveyors, 170, 599 Crushing and Grinding, 216, 650 Dynamos and Motors, 147, 169, 192, 341, 416.

    467, 491, 521, 547, 625, 649, 675

Engines, Internal Combustion, 23, 73, 123, 147, 191, 215, 241, 265, 289, 315, 341, 365, 441, 467, 491, 521, 547, 599, 625, 649, 675

  Engines, Steam, 191, 265, 441, 573
  Gas Producers, 99, 365

Lighting and Heating, 24, 74, 100, 148, 170, 192, 216, 242, 266, 290, 3)6, 342, 392, 416, 494, 522, 548, 574, 676

  Locomotives, 124, 574

Machine Tools and Shop Appliances, 23, 47, 100. 124, 170, 192, 242, 316, 366, 392, 415, 522, 574, 650 Measuring and Testing Instruments, 123, 169, 391, 547, 573 Mines and Metals, 242, 600, 626, 676 Miscellaneous, 24, 74, 100, 148, 170, 192. 216, 242, 266, 290, 316, 342, 392, 442, 468, 494, 522, 574, 600, 626, 650

  Motor Cars and Road Traffic, 23, 241, 442, 600
  Ordnance and Armour, 100, 600

Pumping and Blowing Machinery, 73, 170, 216, 266, 316, 392, 521, 548, 574

 Ships and Boats, 24, 99

Steam Generators, 99, 123, 147, 241, 341, 365, 391, 491 Switchgear, 47‘, 73, 100, 124, 147, 169, 215, 241, 265, 315, 342, 365, 391, 415, 441, 467, 491, 521, 573, 599, 649, 675 Telegraphs and Telephones, 47, 99, 170, 192, 216, 241, 266, 289, 315, 341, 366, 416, 442.

    468, 547, 573, 625, 649

Tramways and Railways, 99, 124. 169, 315, 366, 442, 548, 599 Transformers, 148, 342, 441 Transmission of Power, 48, 74, 124, 169, 192, 216. 242, 266, 290, 316, 341, 468, 491, 522, 548, 626, 649, 676

 Turbine Machinery, 147, 265, 521, 573

PATENTS, Enemy, Restored, 283 Patents, Metallurgical, 455 Patentable Manner of Manufacture, 75 Payment of Labour—see Labour Perry, F. B., oh the Uniflow Steam Engine, 104, 113; (Letters), 134, 164, 211, 236, 260, 309, 326, 376, 478 Personal and Business Announcements, 22, 48, 74, 100, 148, 170, 190, 214, 288, 314, 342, 366, 392, 413, 439, 465, 487, 519, 545, 571, 623, 647, 676 Petrol Engines—see Engines Petrol Lorry, G. Scafhmel and Nephew, Limited, 400 Petrol Tram cars for India, McEwan, Pratt and Co., 513 Phosphate Company in Australia, 619 Pipe Specials, Casting, in Green Sand, E. A. V.

 Linzey, 226

Planers—see Machine Tools Plough, Motor Tractor, Ransomes, Sims and Jefferies, Limited, 33 Ploughing, Cable Haulage, Motor Windlass for,

 J. and H. McLaren, 32

Ploughing Machines and Appliances, John Fowler and Co., Limited, 428, 434 Pneumatic Elevators, Professor Wm. Cramp, 257 Pneumercator Tank Gauge, Kelvin, Bottomley and Baird, Limited, 505 Port of Vancouver and its Development, Lieut.- Colonel G. H. Kirkpatrick, 474 Portland Cement, British Standard Specification for, 422 Potato Digger, A. C. Bamlett, Limited, 59 Poultney, E. C., on Locomotive Footplate Experiences, 230, 243, 324, 346, 367, 482, 588, 654 Powell, J. E., on the Organisation of Payment by Results, 19 Power Alcohol, 481 Power Station, Marshall, Sons and Co., Gainsborough, 106 Power Station, Ritom, 198 Power Stations, Electrical—see also Electrical Matters Power Stations, Land, Feed Heating for, K. Baumann, 101, 127, 150 Problems, Railway—see Railways Propeller, Marine—see Ships Pulverised Coal—see Coal Pump, High-speed Plunger, B.C.B. Pump Manufacturing Company, Limited, 539 Pump, Rotary, Feuerheerd’s Rotors, Limited, 33 Pump, Uniflow Air, F. B. Perry, 104, 113 Punching, High-speed, The Laws of, Captain T. J. Tresidder, 126 ; (Letter), 309 Pyrometers—see Electrical Matters R RADIOLOGICAL Testing of Materials, A. P. M. Fleming and J. R. Clarke, 642 RAILWAYS & RAILWAY MATTERS: General:

 Automatic Train Control, 355

Axle Machining Equipment, Railway, Tangyes Limited, 508, 512 Coal Strike of 1912, Railways in, 396 Companies’ Proposals as to Railway Rates, 422 Diesel - electric Self - propelled Railway Coaches, 511 Electric Railway Contact Systems, Sir Philip Dawson, 67 Future of the Railways, 536 Large Railway Bridge, 506 Moulds for Rails, A. Wood Hill, 163

 New Railway Policy, 13
 Perfecting the Railway Machine, 587

Problems of the Electric Railway. G. Wuthrich, 281

 Railway Electrification, 329, 331

Railway Power Plants and their Managemen t, 665 fe , Railway Practice in South Africa, Alfred E. Snape, 461 Railway Works—see Works Railways’ Counter Proposals, 613 Regan Automatic Train Control System, 348 355 Train for the Commander-in-Chief, 163 Training of Railway Staffs, Lord Ashfield, 435 British, Colonial, and Indian : Australian Railways, Unification of Gauge, 206 ; (Correction), 261 Bombay, Baroda and Central India Railway, War Work of, 43 British Malaya, Railways in, 433 British Railway Workshops in War Time, 27, 36, 77 Buffer Stop Collision, London, Brighton and South Coast Railway, 460

 Ealing and Shepherds Bush Railway, 118

Great Western Railway, War Work at Swindon, 27, 36 Indian Railways, 515

 Indian Railways, Electrification of, 530, 550

London and South-Western Railway, War Work at Swindon, 77 Lostock Junction Railway Collision, 348 Metropolitan District Railway Cars, 660, 662 N.S.W. Railways, Commissioners’ Report, 487 South Africa, Railway Practice in, Alfred E. Snape, 461 Summer Train Services, 88 Foreign:

 Austria, Electrification Work in, 156

Baghdad Railway, Major D. G. Heslop, 469, 480, 551, 560, 601 (Two-page. Coloured Supplement, November 20th, 1920)

 Chinese Railway Conference, 474
French Railway Reorganisation, 59 Shanghai-Nanking Railway, 656

RAILWAY LOCOMOTIVES: General: Beardmore’s Locomotive Works, 149 (Two- page Supplement, August \3th, 1920) Development of Locomotive Valve Gear, James Dunlop, 15, 49 Dynamical Reflections of a Ride on a Footplate, Sir G. Greenhill, 193 Engines Built at Hope Town Foundry, Darlington (Messrs. W. and A. Hitching), 1833-1860, for the Stockton and Darlington Railway, 419 ; (Letters), 448, 478, 528 Engines Built at the Railway Foundry, Leeds, E. B. Wilson and Co., 1840-1858, 369 Engines and Gear, circa. 1825—1833, Carmichael’s, Crampton’s, Dublin and Kingstown, The Experiment, Seth Boyden, Hackworth, Hawthorn, Punshon, Wals- chaerts, James Dunlop, 15, 49 Gray’s Engines Built by Shepherd and Todd, 1840, 369 High-pressure Geared Locomotives, Bell Locomotive Works, 461 Locomotive Footplate Experiences, 75, 230, 243, 324, 346, 367, 482, 588, 654, 663; (Letters), 134, 236, 260, 261, 376 (Two- page Supplement, December 31s£, 1920) Locomotive Shops at Creusot, Schneider and Co., viii (Sixteen-page Supplement, September \lth, 1920)

 Scarab Liquid Fuel Burner, 243

South African Locomotive at Glasgow Exhibition, North British Locomotive Company, Limited, 506

 Steam and Electric Locomotives, 610

Superheaters, Marine and Locomotive Superheaters, Limited, 506 British, Colonial and Indian : Birmingham and Gloucester Railway Engine, 1840, 103 Caledonian Railway, 367

 Glasgow (Buchanan-street) and Perth, 367
 Glasgow (Central) to Carlisle, 367

Glasgow and South-Western Railway, Glasgow to Carlisle, E. C. Poultney, 482 Great Northern Railway, King’s Cross to York, E. C. Poultney, 324 Great Northern Three-cylinder Fast Goods Engine, 652, 654, 663 (Two-page Supplement, December 31s£, 1920) Indian Railways, Electric v. Steam Locomotives, 530 London and North-Western Railway Express Locomotive Burning Oil Fuel, E. C. Poultney, 243 London and North-Western Locomotives, Euston to Crewe, RAILWAY LOCOMOTIVES (continued) British, Colonial and Indian (continued) : Midland Railway, Carlisle to Leeds, E. C. Poultney, 588 Midland Railway Six-coupled Goods Engine, 1844, 103 New Zealand Government Locomotives, Recent Pacific and Tank, 142

 New Zealand Rolling Stock, 617

North-Eastern Railway, York to Edinburgh, E. C. Poultney, 346 ; York to Newcastle, 347 ; Newcastle to Edinburgh, 347 ; (Letter), 376 North - Eastern Three - cylinder Mineral Engine, 186 (Two-page Supplement, August 20th, 1920) South African Locomotive at Glasgow Exhibition, North British Locomotive Company, Limited, 506 Stockton and Darlington Railway Engines, Locomotion No. 1, 1825, and Royal George, 1827, Messrs. Kitching’s Engines, 1833-1860, 49, 419 Foreign:

 Baghdad Railway, Locomotives, °51
 China, Locomotives for, 181

Mechanical Stokers on American Locomotives, 72 Single-phase Electric Goods Locomotives, Swiss Federal Railways, 112, 115 (Two- page Supplement, July 30th, 1920)

 Spanish-built Locomotives, 571
 Swedish Locomotive Order, 161

RAMSAY, Alexander, on The Human Factor in Industry, 104, 109, 583 Reclamation of Derwent Valley River Lands, 470 Recorder, Water Flow, The Rheograph, United Water Softeners, Limited, 42 Removal of Reefs in the Rio Guadiana, Dr.

 J. S. Owens, 201

Research—see also Scientific Research and the University Problem, Professor H. E. Armstrong, 304 Rheograph "Water Flow Recorder, United Water Softeners, Limited, 42 Ricardo, H. R., on High-speed Petrol Engines, 256 Ritom Power Station, ] 98 Riveting on to Small Tubes, 460 Road-making Screening Plants and Tarmacadam Mixers, Ord and Maddison, 9 Road Transport by Steam Vehicles, P. W. Robson, 83 Robson, P. W., on Road Transport by Steam Vehicles, 83 Rolfe, R. T., on The Effect of Antimony and Arsenic on Admiralty Gun-metal, 299 Roller and Ball Bearings, Ransome and Maries Bearing Company, 333 Rolling Mill, Wire Rod, Electrically Operated, Whitecross Company, Limited, 250, 251 Rolling Mills—see also Iron and Steel, also Engines Ropeway in the Taurus Mountains, 469, 480 Rosenhain, Dr. W., and Mr. D. Hanson, on Inter-crystalline Fracture in Mild Steel, 306 Royal Agricultural Show at Darlington. 8, 32.

 58

'M'S ‘NOIXfya ‘AUVUgn 3JLV1 3H1

SHIPS & SHIPBUILDING (continued): British Navy (continued); Wolverine, H.M. Destroyer, J. S. White and Co., Limited, 430 Naval Matters:

 Admiralty and Research, 663
 Engineering Branch of the Navy, 88
 Instructional Ship Models, 487
 Jutland Narrative, 456
 Lessons from Jutland, 639
 Lord Fisher, 63
 Naval Design, 159

Naval Exhibits at the Imperial War Museum, 41 Foreign Navies: Ex-German Battleship Baden, 319, 322 (Two- page Supplement, October IsL 1920)

 Ex-German Light Cruiser Nurnberg, 321
 Italian Flotilla Leaders :
    Aquila, Sparviero, &c., 630, 638
    Mirabello Class, Poerio Class, 267, 278

Italian Torpedo Craft, Messrs. C. and T. T. Pattison, 630, 638 Mercantile & Miscellaneous Vessels :

 American Beam Trawler Mariner, 612, 616

American Oil-electric Auxiliary Yachts, 612, 616 American Steamships Courageous and Invincible, 296 Cortona, New South American Liner, Launched, 307 Cunard Liner Samaria, 566 Fullagar, Motor Ship, Cammell Laird and Co., Limited, 69 Gas Turbine Ship Climax, A New Year’s Eve Vision, 664 German Liners, Sale of the, 281 Hydro, Steel Steam Hopper Dredger, for Lake Michigan, 176, 177 Meandros, Cargo Steamship Launched at Woolston, J. I. Thornycroft and Co., Limited, 152, 534, 542 Prinses Juliana, Dutch Cross-Channel Steamer, 174 Theodore Roosevelt, Motor Ship, Burmeister and Wain, 236 SHORT Histories—see Histories Shows—see Exhibitions Sicily, Sulphur Mining in, 50 Slump, The Threatened, 64 Snow, W. H., on Steam and Friction Stamps for Hot Stamping, 173 Societies—see Associations Sound in Engineering and Navigation, W. D. Kirkpatrick, 658 South Africa, Oil Shale Prospects in, 669 South Africa, Trade Conditions in, 381 South America, Diesel Engines for, Hick, Hargreaves and Co., Limited, 210 South American Engineering Notes, 130, 156, 322,465 Souvenirs of the War, War Work of the Bombay, Baroda and Central India Railway, 43 Spain, Tractor Trials in, 322 Spanish Metallurgical Industry, 619 Spanish Motor Cars, 660 Specific Heat, &c.—see Engines, Internal Combustion Speculation’ and Hypothesis, Professor A. S. Eddington, 211, 229, 230 Spence, Hugh S., on Concentrating Graphite, 258 Stamps, Steam and Friction, for Hot Stamping, W. H. Snow, 173 Standard Marine Boilers, 584 Standard Specifications and Research, 37 Standards, End, N.P.L., Change in Accepted Sizes, 351 Standards, Engineering—see also British Standards and Foreign Markets, 160 Standardised Shock Tests, Sir R. Hadfield and

  Mr. S. A. Main, 610

Steam and Electric Locomotives, 610 Steam Engines—see also Engines and Motors and Railway Locomotives Steam Feed-water Heating and Heaters—see Feed Heating Steam and Friction Stamps for Hot Stamping, W. H. Snow, 173

Steam Wagon, Ransomes, Sims and Jefferies I 582, 583 Steam Wagons at Darlington Show, 32, 58 Steam Wagons at Smithfield Club Show, 583 Steel—see Iron and Steel Sterilisation—see Water Supply Strength and Suitability of Engineering Materials, Professor C. F. Jenkin, 200 Stresses in Portals and Similar Structures, Talbot C. Broom, 368, 393, 417 Sulphur Mining in Sicily, 50 Superheaters, Marine and Locomotive Superheaters, Limited, 506 Surface Condensers, Luther D. Lovekin, 618 Swinton, Alan A. C., on Wireless Telegraphy

 and Telephony, 592

Sykes, Major-General Sir F. H., on Civil Aviation and Air Services, 385 T TANK Gauge, The Pneumercator, Kelvin, Bottomley and Baird, Limited, 505 Tasmania, Hydro-electric Power Works at Great Lake, 3, 12, 40 (Two-page Supplement, July 2nd, 1920) Taxes, New Motor—see Electrical Matters Technical Discussions, 640 Technical Literature, 1 13 Telephones, Automatic, Relay Automatic Telephone Company, 247 Temperatures, High, Testing Materials at, Professor F. C. Lea, 207 Test of a Concrete Floor Arch, 408 Test of Oil Engine—see Engines, Some Lincolnshire, &c. Testing Materials at High Temperatures, Professor F. C. Lea, 207 Thermo-couples, Electrolytically Deposited,

  W. H. Wilson and Miss T. D. Epps, 143 Thermodynamic Cycles—see Engines Thermometer, Electrical Distance, Cambridge and Paul Instrument Company, 333 Thermometer, Recording, Dairy Supply Company, 59

Threatened Slump, 64 Tidal Hydro-electric Scheme for the Severn, 5L2 (Letters), 606, 644 Tidal Power Report, 614 Tidal Power, Studies in, Norman Davey, 556, 578, 603, 634, 652 ; (Letters), 606, 644* Timber Supplies, British, 38 “ Timesaver ” Tractor and One-way Plough, 58 Tipping Lorry, Hallford 5-Ton, J. and E. Hall, 425, 426 Tipping Wagons at Olympia, Clayton Wagons, Limited, J. I. Thornycroft and Co., Limited, Daimler, Vulcan Motor and Engineering Company, 400, 401 ; British Berna Motor Lorries, Limited, Renault, Limited, 424, 425 Tizard, H. T., and D. R. Pye on Specific Heat and Dissociation in Internal Combustion Engines, 257 Tool, Portable, for Widening and Boring Bolt Holes, A. and J. Morgan, 541 Tools for Riveting on to Small Tubes in Aeroplane Work, 460 I Tractor Trials in Spain, 322 Tractors at Darlington Show, 33, 58 j Tractors, Farm—see also Farm Tractors Tractors at Smithfield Show, 582, 583 Trade Conditions in South Africa, 381 Trade Situation at Constantinople, 439 Trades Union Matters—see Labour Trains—see Railways Tramcars, Petrol, for India, McEwan, Pratt and Co., 513 Trams, London and Motor Omnibuses, 37 Tramways Amalgamation, Great French, 183 Trenchard, Air-Marshal Sir Hugh, on Some

 Aspects of Service Aviation, 432

Tresidder, Captain T. J., on the Laws of Highspeed Punching, 126 ; (Letter), 309 Truck, Motor, Three-wheeled, Clark Truck- tractor Company, 92 Truck, 2-Ton Electric, Greenwood and Batley, Limited, 246, 247 Trucks at Olympia, 2-Ton, Jib Crane, Three- wheel, Irwin and Jones, 234, 235 Trueman, A. E., on the Iron Industry of South Wales, 231 u UNDERPINNING and Foundations of Heavy Buildings, 25 Unemployment—see Labour Uniflow—see Engines United States, Motor Fuel Position in, 64 United States Patent Practice, 134 United States Ports, Development of, 322 Uruguay, Chemical Works in, 485 V VALVE Gear, Locomotive—see Railwaj7 Loco motives Valves, Engine—see also Engines Valves for Turbines and Pipe Lines at Tasmania Power Works, Boving and Co., Limited, 3 Vamma Hydro-electric Plant, 324 Van, 30 H.P. Worm-driven 30-35-Cwt., J. I.

 Thornycroft and Co., 426

Vancouver, Port of, and its Development, Lieut-.-Colonel G. H. Kirkpatrick, 474 Vibration, Julius Frith, 430 Vulcan Motor and Engineering Company, Limited, Labour-saving Devices, 132, 133, 136

WATER SUPPLY (continued): Self-cleaning Water Screens, F. W. Brackett and Co., Limited, 541 Sterilisation of Water by Chlorine Gas, Captain J. S. Arthur, 527, 531, 564

  Water Mains, Finding Leaks in, 106

WATKINSON, Professor W. H., on a Dyna’ mical Method of Raising Gases to a High Temperature, 198 Waves, The Force and Power of, I. Hiroi, 184 Webster, George, on Subdivision of Passenger Vessels, 54 Welch, Professor J. J., on The Design and Con struction of Mercantile Vessels, 34, 39 Welding, Electric—see Electrical Matters Wells, H. M., and J. P. Southcombe, on Lubrica- i tion and the Germ Process, 231 j West, F. J., and T. A. Tomlinson, on Develop ments in the Manufacture and Utilisation of Coal Gas, 567 White-Smith, H., on The Operation of Civil Aircraft in relation to the Constructor, 406 Wilson, W. H., and Miss T. D. Epps, on The Construction of Thermo-couples by Electrodeposition, 143 Winch, Oil Engine, Hainworthy Engineering Company, 58 Windlass, Motor, for Cable-haulage Ploughing, J. and H. McLaren, 32 Wire Rod Mill—see Rolling Mill Wireless Station, Powerful, for Belgium, 514 Wireless Telegraphy and Telephony, Alan A. C.

  Swinton, 592

Wireless Transmission Stations at Geneva, 541 Wise Wages Award, 88, 92 Wood-working Tool : Vertical Band Saw and Rack Bench, T. Robinson and Son, Limited, 658, 659 WORKS: Beardmore’s Locomotive Works, 149 (Two- page Supplement, August )3th, 1920) Bombay, Baroda and Central India Railway, War Work at Ajmer and Parol Workshops, 43 Creusot and its Associated Works : Bordeaux, Breuil, Chalon-sur-Saone, Champaghe-sur- Seine, Havre, Harfleur Hoc, Henri Paul, La Normande, Societe d’Outillage, &c. (Somua), Messrs. Schneider and Co. (Sixteen-page Supplement and, Four-page Supplement, September \lth, 1920) Eastleigh, London and South-Western Railway, War Work at, 77 Ebbw Vale Works and Collieries. Walter Dixon, 299, 306, 337 Elasta Electric Lamp Works, 580 Great Western Railway, War Work at Swindon, 27, 36 Hope Town Foundry, Darlington (W. and A. Kitching), 419 ; (Letters), 448, 478

Petters Limited, A Lost Industry, 6 Precision Motor Cycle Works, Birmingham, F. E. Baker, Limited, 575, 586

Railway Foundry, Leeds (E. B. Wilson and Co.),'369

Vickers Aircraft Works, Weybridge, 444, 454 Vulcan Motor Car Works, Labour-saving Devices, 132, 133, 136

WORKS Management, Sir H. Fowler, 398 Workmen’s Dwellings at Droitaumont, xv, xvi (Sixteen-page Supplement, September \lth, 1920) World’s Supply of Energy, Problem of, Dr.

  S. A. Arrhenius, 139

Worm Machinery—see Machine Tools Wuthrich, G., on Problems of the Electric.

  Railway, 281

Y YARROW, Sir A., on Labour and Trade, 594 z ZINC, Electrolytic, Samuel Field, 231

See Also

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