The Engineer 1921 Jan-Jun: Index: Illustrations

The Engineer 1921 Jan-Jun: Illustrations Index.

The Engineer 1921 Jan-Jun: Illustrations Index.

The Engineer 1921 Jan-Jun: Illustrations Index.

The Engineer 1921 Jan-Jun: Illustrations Index.

The Engineer 1921 Jan-Jun: Illustrations Index.

The Engineer 1921 Jan-Jun: Illustrations Index.

The Engineer 1921 Jan-Jun: Illustrations Index.

The Engineer 1921 Jan-Jun: Illustrations Index.

The Engineer 1921 Jan-Jun: Illustrations Index.

The Engineer 1921 Jan-Jun: Illustrations Index.

The Engineer 1921 Jan-Jun: Illustrations Index.

The Engineer 1921 Jan-Jun: Illustrations Index.

Note: This is a sub-section of The Engineer 1921 Jan-Jun: Index

View the Volumes that this Index refers to.

A

• ADAMSON, Joseph, and Co., 25-Ton Electric Overhead Foundry Crane, 667
• Ahrons, E. L., on R. B. Longridge and Co., Bedlington, 68 ; (Letter), 122
• Ahrons, E. L., on G. and J. Rennie, Blackfriars, 366
• A-I Manufacturing Company's Electric Rivet Heaters, 161
• Ajax-Wyatt Induction Furnace, 48, 49
• Allen, W. H., Sons and Co., Limited, Marine Type Geared Turbo-generator, 482
• American Arched Dam with Tangent Ends, 88
• American 107-Ton Coal Wagons, Pressed Steel Car Company, 217
• American Concrete Mixing Machinery, 60; (Letters), 158, 178
• American General Electric Company, Signalling Apparatus, 577
• American Grain Elevator, Dust Explosion in, 624
• American Mine Winding Engine, Large, Nord- berg Manufacturing Company, 540, 541, 544
• American Snow-loading Machine, Barber- Greene and Co., 216
• American Warships, New, 227 (Two-page Supplement, March 4th, 1921)
• Amsler, Alfred J., Hydraulic Railway Wagon Weighing Machine, 23
• Anderson Brothers Company's Pneumatic Metal Scraping Machine, 160
• Arrol, Sir William, and Co., Limited, Six-motor Electric Soaking Pit Crane, 490
• Arrol, Sir W., and Co., Tower Crane, Electric, for Handling Timber, 624
• Asquith, William, Limited, Radial Drilling Machine for Condenser Tube Plates, 330
• Aster Engineering Company, Private House Lighting Set, 298
• "Automatic" Electric Trucks, 262
• "Automatic" Industrial Locomotives and Tractors, Electricars, Limited, and H. C. Slingsby, 402, 403
• Aveline Automatic Pilot, Auto Controls, Limited, 96, 184

B

• BAILY Granular Resistance Furnaces, 105- Kilowatt, 49
• Barber-Greene and Co., Snow-loading Machine, 216
• Beyer, Peacock and Co., Articulated Engine, South African Railways, 11, 14
• B.S.A. Tools, Limited, Bench Type Six-spindle Drilling Machine, 494
• Blackburn Aeroplane and Motor Company, ì Swift î Torpedo-plane, 40, 41
• Booth Brass Furnace, 250 lb., 44, 49
• Brightside Foundry and Engineering Company, Large Ingot Mould, 600
• Bristol Aeroplane Company, Limited :
• Bristol Three-seater Tourer, Coupe Type, 6, 7
• Bristol Tourer Seaplane, 7 (Supplement, January 7th, 1921)
• Bristol and Exeter Railway Broad-gauge Engine, 69
• British Electric Vehicles, Limited, Battery Locomotives, Trucks and Trolleys, 290, 294, 456
• British Oil and Fuel Conservation, Limited, Temperature Control Apparatus, 34
• British Tabulating Machine Company, Census Tabulating Machine, 532
• British Thomson-Houston Steam Turbines, 592, 596
• Broadheath, Churchill Machine Tool Company's Works at, 346, 350
• Brown, Boveri and Co., Steam Turbines and Turbo-generators, 534, 535
• Brown Brothers, Electrically Operated Tire Pump, 576

C

• CALEDONIAN Railway Express Passenger Engine, 11 (Supplement, January 7th, 1921)
• Cambrian Railway Disaster, 127, 145, 153 ; (Letters), 159, 215
• Cambridge and Paul Machine Motion Recorder, 35
• Cammell-Laird Boiler with Straight Tubes, 566
• Canning Town Glass Works, 204, 208
• Capac Companyís Sonoscope, 302
• Central Aircraft Company, Centaur Nine-seater Commercial Machine, 40
• Chingford, Humphrey Pumps at, 232, 238
• Churchill Machine Tool Company, Limited, Double-spindle Hole Grinding Machine, Radius Link Grinding Machine, 51
• Churchill Machine Tool Company's Works at Broadheath, 346, 350
• Cleworth, Wheal and Co., Humidifying Apparatus for Textile Factories, 648
• Coker, Professor E. G.,and Others, on Contact Pressures and Stresses, 325, 328, 351, 463
• Crompton and Co., Charging Equipment for Electric Vehicles, 456
• Cunard Liner Samaria, 21 (Supplement, January 7th, 1921)
• Curtis-Rateau Steam Turbines, Recent, British Thomson-Houston Company, 592, 596

D

• DARNALL Works, The New, Davy Brothers, Limited, 662, 670
• Daubenspeck Bottle Making Machine, 205, 208
• Davies and Soames NewAlternating-current Arc Welder, 484
• Davy Brothers, Limited, The New Darnall Works, 662, 670
• Davy Brothers, Three-high Plate Mill Plant, 124, 129 {Two-page Supplement, February 4th, 1921,
• Deeleyís Oil Testing Machine, 78
• de Haviland Aircraft Company, Limited, D.H. 18 Aeroplane, Interior View, 6
• Detroit Furnace, 1-Ton, 44, 49
• Dewrance, Sir J., on Generation of Steam, 182
• Dolgarrog, Hydro-electric Station in North Wales, J. B. Kershaw, 195
• Doxford Opposed Piston Marine Oil Engine, 633, 644
• Doxford, W., and Sons, Limited, Single-screw Motor Ship Yngaren, 642
• Dunbar and Slater's Pump Lubricator, 161

E

• EDISON Electric Trucks, 402
• Electricars, Limited, Electric Trucks, 402
• Electromobiles, Limited, Electric Truck, 374, 376
• Elizabeth Stoner, Cargo Steamship, J. I. Thorny croft and Co., Limited, 626
• Elwell Parker Electric Trucks and Tractors, 318
• English Electric Company's Industrial Locomotives, 666
• English Electric Company's Turbo-alternator, 562
• Enterprise, H.M. Light Cruiser, 17 (Supplement, January 7th, 1921)

F

• FARMER, F. M., on Standardisation in the Testing of Welds, 200
• Fowler, John, and Co., Convertible Steam Roller and Traction Engine, 570, 575
• France, Early Ironmaking in, 502

G

• GALLOWAYS Limited, 1300 H.P. Gas-driven Blowing Engine, 451 (Two-page Supplement, April 29th, 1921)
• General Electric Company of America, New Electrical Instruments, 625- see also America
• German Battleship, Experimental Bombardment of, 421, 434
• Gilkes, Gilbert, and Co., Turgo Impulse Water Turbine, 411
• Gill Hydraulic Propulsion Equipment, 172
• Glenfield and Kennedy, Hydraulic Valve, 77 ; (Correction), 132
• Gloucester Furnace, Early, at Lamberhurst, 502
• Gowlland, Wm., Capstan Dial Gauge, 76
• Grain Discharging Plant, Floating Pneumatic, Henry Simon, Limited, 378, 381
• Great Central Railway Four-cylinder Engines, 660 (Two-page Supplement, June 24th, 1921)
• Great Eastern Railway Cross-Channel Steamer Antwerp, 22 (Supplement, January 7th, 1921)
• Great Eastern Railway Express Goods Engine, 10 (Supplement, January 7th, 1921)
• Great Indian Peninsular Railway Tank Engine, North British Locomotive Company, 11, 14
• Great Northern Railway Fast Goods Engine, 10 (Supplement, January 7th, 1921)
• Great Western Railway, Parsons Tunnel Lengthening, 256, 259
• Great Western Railway, Trestle Viaducts on the, 64, 72 ; (Letter) 92
• - Noss and Longwood Timber Trestle Viaducts, 64
• - Penryn Timber Viaduct, 65, 72
• - Ponsanooth Viaduct, 64, 72
• - Saint Germains Viaduct, 64, 72
• Greenbat Electric Truck, 374, 375, 376
• Grice, Wm., and Sons' "Invincible" Air Filter, 149, 150

H

• HANDLEY Page Aeroplane Cockpit with Automatic Control, 186
• Harland and Wolff, Limited, R.M.S Arundel Castle, 510, 514
• Hathorn, Davey and Co., Triple Corliss Pumping Engine for Margate Waterworks, 588, 589
• Heenan and Froude Electric Truck, 234
• Herbert, Alfred, Limited, Auto-Lathe, 574
• Hilger Interference Gauge, 157
• Holland, First Locomotive in, The Snelheid, 1839, 68
• Hong Kong Water Supply, 170, 180 (Two-page Supplement, February 18th, 1921)
• Hood, H.M. Battle-cruiser, at Full Speed, 17 (Supplement, January 7th, 1921)
• Hotchkiss Hydraulic Propulsion Equipment, 141, 142
• Humphrey Pumps at Chingford, 232, 238
• Hunt, Herbert, and Sons, Twist Drill Sharpening and Thinning Machine, 674

I

• IGRANIC ELECTRIC COMPANY, Charging Equipment for Electric Trucks and Road Vehicles, 456
• India Rubber, Gutta Percha and Telegraph Works Company's Electric Trucks and Gear, 424, 456
• Italian Battleship Leonardo da Vinci, Salving of, 281 (Two-page Supplement, March 18th, 1921)

J

• JACK, Alexander, and Co., Magnetic Plate- handling Cranes, 298
• James, Witton, Limited, Electro-magnetic Reel Brake and Regulators, 522
• Jeffery Battery Locomotives, 290
• Jeffrey Radial Type Loader for Loose Materials, 577
• Jenkins, Rhys, Rise and Fall of the Sussex Iron Industry, 116, 502, 546
• Johnsen, Alfred, and Knud Rahbek, Physical Phenomenon and its Application, 597, 600

K

• KERR, Stuart and Co., Limited, Metropolitan Railway Tank Engines, 120, 121
• Kershaw, J. B. C., on Electric Furnaces for Non-ferrous Metals, 44, 48
• Kershaw, J. B. C., on Water Power Developments in North Wales, 195 ; (Letter), 245

L

• L 71 and M 23, H.M. Submarines, 17 (Supplement, January 7th, 1921)
• Lancashire Dynamo and Motor Company, Equipment for Charging Truck and other Electric Vehicle Batteries, 456
• Lancashire and Yorkshire Passenger Engine, Tests of, 410
• Lansing Equipment Company's Electric Truck and Electric Tractor, 374, 375
• Leonardo da Vinci, Italian Battleship, Salving of, 281 (Two-page Supplement, March 18th, 1921)
• Leroux, Monsieur P. E., Railway Motor Coach, 612
• Leyland Steam Wagon, 616
• Lindsay, F. E., Skew Gear Design, 652
• Lochaber Hydro-electric Scheme, 226
• London and Brighton Superheater Express Goods Engine, 10 (Supplement, January 7th, 1921)
• London and Southampton Railway Locomotive, Built in 1838, 366
• London and South-Western Railway Six- coupled Express Goods Engine, 11 (Supplement, January 7th, 1921)
• Longridge, R. B., and Co., Bedlington, E. L. Ahrons, 68 ; (Letter), 122
• Lord Clive, British Monitor, with Experimental Triple Big Gun Mounting, 421, 434
• Lynch Bottle-making Machine, 205

M

• MAAG System of Gearing, 283, 403
• Marine and Locomotive Superheaters, Limited, Works Extension at Trafford Park, Manchester, 438
• Marshall, Sons and Co., Limited, Economical Portable Engine, 505, 507
• Martinsyde Racing Aeroplane Semiquaver, 6 (Supplement, January 7th, 1921)
• Mason, Dr. W., Alternating Stress-testing Machine, 550
• Massey, B. and S., Railway Tire-fixing Machine, 441
• Meandros, Cargo Steamer, J. I. Thornycroft and Co., Limited, 21 (Supplement, January 7th, 1921)
• Metropolitan Railway Four-coupled Tank Engines, 120, 121
• Metropolitan Railway Tank Engine, 11 ; (Correction), 38
• Midland Railway Decapod Banking Engine, 10, 11
• Midland Railway Oil-firing Arrangement, 601 ; (Letters), 618, 651, 664

N

• NEEDHAM'S "Pulsator" Speed Indicator, Evershed and Vignoles, Limited, 34, 35, 517
• Newcomen Society :
• - Rise and Fall of the Sussex Iron Industry, Rhys Jenkins, 116, 502, 546
• - Summer Meeting in Birmingham, 608, 636, 672
• - Trevithickís London Locomotives, Loughnan Pendred, 242, 268 ; (Letters), 273, 301
• New South Wales Railway Motor Coach Converted from Motor Lorry, 94, 95, 98
• Nordberg Manufacturing Company, Large Copper Mine Winding Engine, 540, 541, 544
• Norfolk, Virginia, Coaling Plant at, 456, 466
• North British Locomotive Company Engines, Sudan Government Railways and Great Indian Peninsular Railway, 11, 14
• North-Eastern Railway Fast Goods Engine, 11; (Supplement, January 7th, 1921)
• North-Eastern Railway New Electric Rolling Stock, 394, 406 (Two-page Supplement, April 15th, 1921)
• North Wales, Water Power Developments, J. B. C. Kershaw, 195 ; (Letter), 245

O

• OEHMICHEN-PEUGEOT Helicopter, 411
• O'Neill Glass Bottle-making Machine, 548
• Owens Bottle-making Machine, 204

P

• PARSONS, C. A., and Co., Limited, Pass-out Turbine and 1250-Kilowatt Alternator, 640, 641
• Parsons Tunnel on the Great Western Railway, Lengthening, 256, 259
• Pendred, Loughnan, on Trevithickís London Locomotives, at the Newcomen Society, 242, 268 ; (Letters), 273, 301
• P. and O. Liner Naldera, 21 (Supplement, January 7th, 1921)
• Physical and Optical Societies' Exhibition, 34
• Porter Water-softening Company's Densimeter for Boilers, 157 ; (Letter), 215
• Pressed Steel Car Company's 107-Ton Coal Wagons, 217
• Prinses Juliana, Zeeland Steamship Company, 22 ; (Supplement, January 7th, 1921)

R

• R 38, H.M. Airship, 610, 620
• Raleigh, H.M. Light Cruiser, 17 (Supplement, January 7th, 1921)
• Rankin Feeder, York Glass Works, 206
• Ransomes, Sims and Jefferies Electric Trucks and Electric Locomotive, 235, 236
• Record Two - stroke Internal Combustion Engine, 270
• Regent Shears (1918), Limited, High-speed Shearing Machine, 270
• Rennerfelt Indirect Arc Furnace, 48, 49, 50
• Rennie, G. and J., and Co., Blackfriars, E. L. Ahrons, 366
• Rhodin, John G. A., Aluminium Reverberatory Furnace, 587
• Richards, George, and Co., Crank Pin Turning Machine, 102
• Richardsons, Westgarth and Co., Vertical Three-cylinder Roiling Mill Engine, 354 (Two Two-page Supplements, April 1st, 1921)
• Roadcraft Limited, Electric Truck, 374, 376
• Roberts, Charles, and Co., Limited, Wagon Works at Horbury Junction, Yorkshire, 476, 486 ; (Correction), 682
• Robertson's Stroboscopic Vibrator, 36
• Robson, A. G., on Precision Gauge Manufacture, 312, 313
• Rosenhain's Recording Chronograph, 36
• Royles Limited, Boiler Feeding by Gravitation, 491
• Rudge-Whitworth Works Laboratory, 430 ; (Correction), 471
• Ruston and Hornsby, Limited, Crank Shaft Alignment Indicator, 355

S

• "SACK" Steam Disinfector, Meldrums Limited, 331
• Saunders, S. E., Limited, Amphibian Flying Boat Kittiwake, 6 (Supplement, January 7th, 1921)
• Saurer, Adolphe, Gear Wheel Testing Machine, 285
• Scriven and Co., Mangle, Shears, andc., for Rolling Mill, 124, 129, 130 (Two-page Supplement, February 4th, 1921)
• Sewell Point Coaling Plant at Norfolk, Virginia, 456, 466
• Short Brothers, Limited, All-metal Freight- carrying Biplane "Silver Streak," 40, 41
• Shrewsbury and Birmingham Railway Engine, 1849, 68
• Shrewsbury and Chester Railway Engine, 1846, 69
• Silvertown Electric Trucks and Gear, 424
• Simon, Henry, Limited, Floating Pneumatic Grain Discharging Plant, 378, 381
• Simpson, J., and Co., Limited, Triple-expansion Pumping Engines for Hong Kong Water Supply, 170, 180 (Two-page Supplement, February 18th, 1921)
• Snyder Direct Arc Furnace, 48, 50
• South African Railways, Garratt Articulated Engine, Beyer, Peacock and Co., Limited, 11, 14
• Stoke-on-Trent, Proposed New Railway Lines, 467
• Submersible Motors, Limited, High-lift Pump, 24
• Sudan Government Railway's Eight-coupled Engine, North British Locomotive Company, 11, 14
• Sulzer Works, Testing Diesel Engines in, 674
• Sussex Iron Industry, Rise and Fall of, Rhys Jenkins, 116, 502, 546
• Swedish General Electric Company, Direct- current Motor, Polyphase Motor, and Polyphase Alternator, 521
• Sydney, Large Grain Elevator, 649
• Sykes' Non-token System for Single-line Railway Working, 116

T

• THEODORE Roosevelt, Motor Ship, 22 (Supplement, January 7th, 1921)
• Thornycroft, J. I., and Co., Limited, Altered Stern Post, 52
• Thornycroft Boilers, 566
• Thornycroft, J. I., and Co., Cargo Steamship Elizabeth Stoner, 626
• Thornycroft, J. I., and Co., Motor Lorry to Drive Factory, 649 ; (Letter), 664
• Tinsley Tuning Fork Stroboscope, 34
• Trevithick's London Locomotives, Mystery of, Loughnan Pendred at the Newcomen Society, 242, 268 ; (Letters), 273, 301, 357 ; (Correction), 357
• Tyer Electric Tablet Instrument, 115

U

• UNION Castle Liner, Arundel Castle, Harland and Wolff, 510, 511
• United Alkali Company's West Bank Dock Electric Power Station, 144, 148, 152 ; (Note), 224
• United States Forest Products Laboratory,322, 326
• United States- see also American

V

• VICKERS, Limited :
• - Vickers Instructional Machine, 5 (Supplement, January 7th, 1921)
• - Vickers Viking Amphibian Flying Boat, 6 (Supplement, January 7th, 1921)
• - Vickers-Vimy Commercial Aeroplane, 5, 6
• Vickers-Petters, Limited, Six-cylinder Hot Bulb Marine Oil Engine, 212, 213
• Virginian Railway 107-Ton Coal Wagons, 217

W

• WADE, E. B. H., Meniscus Microphones, 442
• Walker, J. H., Device for Holding Down Rails to Concrete Foundations, 131
• Walker, R. J., and S. S. Cook on Mechanical Gears, of Double Reduction, for Merchant Ships, 327
• Wallsend Shipyard Oil-tight Bulkheads for Tankers, 331
• Wardrop, Charles C., "Sincometer," Device for Survey Work, 594
• Webb and Thompson Electrically Controlled Train Staff Apparatus, 115
• Welsh Railway Disaster, 127, 145, 153; (Letters), 159, 215
• West Bank Dock Electric Generating Station, United Alkali Company, Widnes, 144, 148, 152 ; (Note), 224
• Westinghouse Brake and Saxby Signal Company, Derailers for Railway Sidings, 576
• Westland Aircraft Works, Six-seater Limousine, 6 (Supplement, January 7th, 1921)
• Westminster Tool and Electric Company's Drill, 331
• Widnes- see West Bank
• Wile Tin Smelting Furnace, 50
• Wilfley Centrifugal Pump, 96 ; (Letters), 122, 158, 214, 272, 357, 413
• Wolverine, H.M. Destroyer, 17 (Supplement, January 7th, 1921)

Y

• YALE Electric Trucks and Tractor, 262, 266
• Yarrow Boilers, Water Drums of, 442, 566
• Yngaren, Motor Ship, Single-screw, Trials of, W. Doxford and Sons, Limited, 642
• York Glass Companyís Works, Lynch Bottle Making Machine, 205
• Yorkshire Wagon Building Works, C. Roberts and Co., 476, 486 ; (Correction), 682

Subjects. A AERONAUTICS :

• - Airship, H.M., R 38, 610, 620
• - Aveline Automatic Pilot, Auto Controls, Limited, 96, 184
• - Blackburn ì Swift î Torpedo-plane, 40, 41
• - Bristol Aeroplane Company, Limited :
• -- Three-seater ì Bristol î Tourer, Coupe Type, 6, 7
• -- Tourer Seaplane, 7 (Supplement, January 7th, 1921)
• - Central Aircraft Company's Centaur Nine- seater Commercial Machine, 40
• - de Haviland Aircraft Company, Limited, D.H. 18 Aeroplane, Interior, 6
• - Helicopter, Oehmichen-Peugeot, 411
• - Martinsyde, Limited, Racing Aeroplane "Semiquaver," 6 (Supplement, January 7th, 1921)
• - Saunders Amphibian Flying Boat Kittiwake, 6 (Supplement, January 7th, 1921)
• - Short All-metal Freight-carrying Biplane "Silver Streak," 40, 41
• - Vickers Instructional Machine, 5 (Supplement, January 7th, 1921)
• - Vickers Viking Amphibian Flying Boat, 6 (Supplement, January 7th, 1921)
• - Vickers-Vimy Commercial Aeroplane, 5, 6
• - Westland Six-seater Limousine, 6 (Supplement, January 7th, 1921)
• AIR Filter, Wm. Grice and Sons, 149, 150
• Alternating Stress Testing Machine, Dr. W. Mason, 550
• Aluminium Reverberatory Furnace, J. G. A. Rhodin, 587
• Arc Welderósee Electrical Matters
• Assaying Apparatus, Coal, 355
• Auto-lathe--see Machine Tools

B

• BLOWING Engines—see Engines
• Bogie, Electric Motor, for North-Eastern Railway, 394, 406 (Two-page Supplement, April 15th, 1921)
• Boiler Feeding by Gravitation, Royles, Limited, 491
• Boiler-house at West Bank Dock Power Station, 144, 149, 152
• Boiler Water Densimeter, Continuous, Porter Water Softening Company, 157 ; (Letter), 215
• Boilers, Corrosion of, Sir John Dewrance, 182
• Boilers, Yarrow, Water Drums of, 442, 566
• Bottle, Glass, Machine, OíNeill Machine Company, 548
• Bottle-making Machines, Daubenspeck, Lynch, Owens, 204, 208

C

• CEMENT-see Concrete Mixing
• Census Tabulating Machine, British Tabulating Machine Company, 532
• Centrifugal Pump, Wilfley Company, Limited, 96 ; (Letters), 122, 158, 214, 272, 357
• Charging, Batteries, Equipment-see Electrical Matters
• Coal-assaying Apparatus, 355
• Coal Tippler and Elevator at West Bank Dock Power Station, 149
• Coal Wagons, 107-Ton, Pressed Steel Car Company, 217
• Coaling Plant at Norfolk, Virginia, 456, 466
• Concrete Foundations, Device for Holding Down Rails to, J. H. Walker, 131
• Concrete-mixing Machinery, American, 60
• - Car for Lining Railway Tunnels with Concrete, 61
• - Cement Gun, 61, 62 ; (Letters), 158, 178
• - Coating a Girder with Concrete, 62
• - Concrete-lined Tunnel with Steel Forms, 61
• - Concreting Disintegrating Rock in a Tunnel, 60
• - Construction of Reinforced Concrete Walls, 63
• - Grain Elevator with Concrete Walls, 62
• - Hains Gravity Concrete Mixer, 60
• - Pneumatic Apparatus for Lining Tunnels, 60, 61
• Contact Pressures and Stresses, Professor E. G. Coker and others, 325, 328, 351, 463
• Corrosion of Boilers, Sir John Dewrance, 182
• Crane, Magnetic Plate-handling, Alexander Jack and Co., Limited, 298
• Crane, Overhead Foundry, 25-Ton, Electric, Joseph Adamson and Co., 667
• Crane, Pit, Electric Soaking, Sir William Arrol and Co., Limited, 490
• Crane, Tower, for Handling Timber, Electric, Sir William Arrol and Co., Limited, 624
• Crank Pin Turning- see Machine Tools
• Crank Shaft Alignment Indicator, Ruston and Hornsby, Limited, 355

Cutting Tools- see Machine Tools

D

• DAM, American Arched, with Tangent Ends, 88
• Densimeter, Continuous, for Boilers, Porter Water Softening Company, 157; (Letter), 215
• Derailers for Railway Sidings, Westinghouse Brake and Saxby Signal Company, Limited, 576
• Diesel Engines- see Engines
• Disinfector, Steam, The "Sack," 331
• Drills- see Machine Tools
• Dust Explosion in an American Grain Elevator, 624

E ELECTRICAL MATTERS:

• - Alternating-current Arc Welder, Daysohms, 484
• - Charging Equipments for Electric Trucks, Tractors and Industrial Locomotives, Igranie Electric Company, Crompton and Co., India-rubber and Gutta-percha Company, British Electric Vehicles, Limited, Lancashire Dynamo and Motor Company, 456, 457
• - Crane, 25-Ton Electric Overhead Foundry, Joseph Adamson and Co., 667
• - Crane, Electric Tower, for Handling Timber, Sir W. Arrol and Co., Limited, 624
• - Crane, Six-motor Electric Soaking Pit, Sir W. Arrol and Co., Limited, 490
• - Direct-current Motor, Polyphase Motor, Adjustable Speed, and Polyphase Alternator, Swedish General Electric Company, 521
• - Drill, Westool Electric, 331
• - Electric Furnaces for Non-ferrous Metals, J. B. C. Kershaw, 44, 48
• -- Ajax-Wyatt Induction Furnace, 48, 49
• -- Baily Granular Resistance Furnaces, 105- Kilowatt, 49
• -- Booth Brass Furnace, 2501b., 44, 49
• -- Detroit Furnace, 1-Ton, 44, 49
• -- Rennerfelt Indirect Arc Furnace, 48, 49, 50
• -- Snyder Direct Arc Furnace, 48, 50
• -- Wile Tin-smelting Furnace, 50
• - Electric Rivet Heaters, A-1 Manufacturing Company, 161
• - Electric Trucks and Industrial Locomotives, 234, 262, 266, 290, 294, 318, 374, 375, 402, 424, 456- for Details, see Trucks, also Locomotives
• - Electro-magnetic Reel Brake and Regulators, Witton James, Limited, 522
• - Grain-discharging Plant, Pneumatic, Electric Equipment for, 378, 381
• - Indicator, Alternator Excitation, and Indicator, Rotor Winding Temperature, General Electric Company of America, 625
• - Indicator, Speed, Needhamís Pulsator, 34, 35, 517
• - Lochaber Hydro-electric Power Scheme, 227 Locomotives, Industrial Electric- see Locomotives
• - Magnetic Plate-handling Crane, Alexander Jack and Co., 298
• - Marine Type Geared Turbo-generator, W. H. Allen, Sons and Co., Limited, 482
• - Parsons, C. A., and Co., Pass-out Turbine and 1250-Kilowatt Alternator, 640, 641
• - Physical Phenomenon and its Application, Alfred Johnsen and Kund Rahbek, 597, 600
• - Piloting Vessels by Electrically Energised Cables, A. Crossley, 567

ELECTRICAL MATTERS (continued):

• - Power Supply, Projected, in North Wales, J. B. C. Kershaw, 198 ; (Letter), 245
• - Printers' Exhibition, Electrical Exhibits at, 521
• - Private House Lighting Set, Aster Engineering Company, 298
• - Railway, Working of Single Lines of, Tyer Tablet Instrument, Webb and Thompson Train Staff Apparatus, Sykes Non-token System, 115, 127
• - Railways, Electric- see also Railway
• - Signalling System, American General Electric Company, 577
• - Steam Turbine Design, Recent Improvements in, 482, 534, 535, 562, 592, 596, 640
• - Temperature Limits of Large Alternators, C. A. Juhlin, 125, 130, 625
• - Tire Pump, Electrically Operated, Brown Brothers, 576
• - Turbo-alternator, English Electric Company, 562
• - Turbo-generator, Brown, Boveri and Co., Limited, 534, 535
• - Turbo-generators--see also Steam Turbine Design
• - West Bank Dock Electric Power Station near Widnes, 144, 148, 152 ; (Note), 224
• - Winch, |-Ton Electric, for Grain-discharging Plant, 383
• ELEVATOR, Grain, Large, at Sydney, N.S.W., 649

ENGINES AND MOTORS:

• - Convertible Steam Roller and Traction Engine, J. Fowler and Co., Limited, 570, 575
• - Diesel Engines, Testing, in the Sulzer Works, 674
• - Engine-room at West Bank Dock Power Station, 144, 148, 152
• - Gas-driven Blowing Engine, 1300 H.P., Galloways, Limited, 451 (Two-page Supplement, April 29th, 1921)
• - Hot-bulb Oil Engine, Six-cylinder Marine, Vickers-Petters, Limited, 212, 213
• - Internal Combustion Engine for Railway Motor Coach, Monsieur P. E. Leroux, 612
• - Modern Marine Oil Engines, 633, 644
• - Opposed-piston Marine Oil Engine, 3000 I.H.P., 633, 644
• - Portable Engine, Economical, Marshall, Sons and Co., Limited, 505, 507
• - Pumping Engines--see Pump
• - Two-crank, 10 H.P. Engine, Record Engineering Company, Limited, 270
• - Vertical Three-cylinder Rolling Mill Engine, Richardsons, Westgarth and Co., Limited, 354 (Two Two-page Supplements, April 1st, 1921)
• - Winding Engine, Large, for American Copper Mine, Nordberg Manufacturing Company, 540, 541, 544
• EXHIBITION, Physical and Optical Societies', 34
• Exhibition, Printer's, Electrical Exhibits at, 521
• Explosion--see Dust

F

• FIRMS, Famous, Short Histories of, E. L. Ahrons, 68, 366 ; (Letter), 122
• Flue Tube Superheaters, Manufacture of, Marine and Locomotive Superheaters, 438
• Forest Products Laboratory, United States, 322, 326
• Forging Garden Forks, Modern Method, 414
• Friction and Lubrication, R. Mountford Deeley, 74, 78
• Furnace, Reverberatory, Aluminium, J. G. A. Rhodin, 587
• Furnaces--see also Electrical Matters

G

• GAS Engines--see Engines
• Gauge, Optical Measuring, Adam Hilger, Limited, 157
• Gauge, Precision, Manufacture, A. G. Robson, 312, 313
• Gauging with Dial Instruments, Wm. Gowl- land, 76
• Gear-cutting, Grinding and Testing Machines--see Machine Tools
• Gear Wheels and Gearing, Maag System of, 283, 403
• Gears for Ships--see Ships
• Glass Bottle-making Machine, OíNeill Machine Company, 548
• Glass Manufacture, Machinery for, 204, 208, 548 ; (Letter), 300
• Grain Elevator, American, Dust Explosion in, 624
• Grain Elevator, Large, at Sydney, N.S.W., 649
• Grinding Machines--see Machine Tools

H

• HELICOPTER--see Aeronautics
• Histories, Short, of Famous Firms, E. L. Ahrons, 68, 366 ; (Letter), 122
• Humidifying Apparatus for Textile Factories, Cleworth, Wheal and Co., Limited, 648
• Hydraulic Propulsion Equipment, Hotchkiss System, 140; Gill System, 172
• Hydraulic Tipping Steam Wagon, Leyland Motors (1914), Limited, 616, 617
• Hydraulic Valve, Glenfield and Kennedy, 77 ; (Correction), 132
• Hydro-electric Scheme, Lochaber, 226
• Hydro-electric Station at Dolgarrog, North Wales, J. B. C. Kershaw, 195

I

• INDICATOR, Crank Shaft Alignment, Ruston and Hornsby, Limited, 355
• Indicator, Speed, Needhamís Pulsator, 34, 35, 517
• Indicators--see also Electrical Matters
• Ingot Mould, Large, Brightside Foundry and Engineering Company, Limited, 600
• Iron Industry, Sussex, Rise and Fall of, Rhys Jenkins, 116, 502, 546

L

• LABORATORY Appliances, Quadrant Sclero: meter, Auto-punch and Spring Holder, Brinell Pliers, Microscope, Millimike, Rectified Gauges and Pyromike, Oxyscope, Rudge- Whitworth, Limited, 430; (Correction), 471
• Laboratory, United States Forest Products, 322, 326
• Laboratory, Works, Products of, Rudge-Whitworth, Limited, 430 ; (Correction), 471
• Lathes--see Machine Tools
• Loader, Radial Type, for Loose Materials, Jeffrey Company, 577
• Locomotive, Broad-gauge, Bristol and Exeter Railway, 69
• Locomotive, Caledonian Railway Express Passenger, 11 (Supplement, January 7th, 1921)
• Locomotive, First, in Holland, The Snelheid, 1839, 68
• Locomotive, Four-cylinder Passenger, Lancashire and Yorkshire Railway, Tests of, 410
• Locomotive, Great Eastern Railway Express Goods, 10 (Supplement, January 7th, 1921)
• Locomotive, Great Indian Peninsular Railway Tank, North British Locomotive Company, 11, 14
• Locomotive, Great Northern Railway Fast Goods, 10 (Supplement, January 7th, 1921)
• Locomotive, London and Brighton Superheater Express Goods, 10 (Supplement, January 7th, 1921)
• Locomotive, London and Southampton Railway, Built in 1838, 366
• Locomotive, London and South-Western Railway, Six-coupled Express Goods, 11 (Supplement, January 7th, 1921)
• Locomotive, Metropolitan Railway Tank, 11 ; (Correction), 38
• Locomotive, Midland Railway Decapod, 10
• Locomotive, North-Eastern Railway Fast Goods, 11 (Supplement, January 7th, 1921)
• Locomotive, Shrewsbury and Birmingham Railway, 1849, 68
• Locomotive, Shrewsbury and Chester Railway, 1846, 69
• Locomotive Six-coupled Goods, 1845-1849, 68
• Locomotive, South African Railways, Garrett Articulated, Beyer, Peacock and Co., Limited, 11, 14
• Locomotive, Sudan Government Railways, Eight-coupled, North British Locomotive Company, 11, 14
• Locomotives, Four-coupled Tank, Metropolitan Railway, 120, 121
• Locomotives, Four-cylinder, Great Central Railway, 660 (Two-page Supplement, June 24th, 1921)
• Locomotives, Industrial Electric, Ransomes, Sims and Jefferies, 235, 236 ; British Electric Vehicles, Limited, 290, 294 ; Jeffery Battery Locomotives, 290 ; "Automatic" Company, 402, 403
• Locomotives, Industrial Electric, English Electric Company, 666
• Locomotives, Midland Railway, Oil Fuel Burners on, 601
• Locomotives, Trevithick's London, Loughnan Pendred at the Newcomen Society, 242, 268 ; (Letters), 273, 301, 357 ; (Correction), 357
• Lubrication--see also Friction
• Lubricator, Pump, Dunbar and Slater, Limited, 161

M

• MACHINE Motion Recorder, Cambridge and Paul Instrument Company, 35

MACHINE TOOLS:

• - Auto-lathe, Alfred Herbert, Limited, 574
• - Crank Pin Turning Machine, G. Richards and Co., Limited, 102
• - Crank Shaft Alignment Indicator, Ruston and Hornsby, Limited, 355
• - Churchill Machine Tool Companyís Works at Broadheath, 346, 350
• - Drilling Machine, Bench-type Six-spindle, B.S.A. Tools, Limited, 494
• - Electric Drill, Westminster Tool and Electric Company, 331
• - Gear Wheel Testing Machine, ï Adolphe Saurer, 285
• - Grinding Machines. Double-spindle Hole, Radius Link-grirding, Churchill Machine Tool Company, Limited, 51
• - Maag Gear-cutting Machine, 283, 284

MACHINE TOOLS (continued):

• - Maag Gear-grinding Machine and System of Gearing, 284, 403
• - Milling Cutters, Pair of Old, 330
• - Radial Drilling Machine for Condenser Tube Plates, Wm. Asquith, Limited, 330
• - Shearing Machine, High-speed, Regent Shears (1918), Limited, 270
• - Twist Drill Sharpening and Thinning Machine, Herbert Hunt and Sons, 674
• MAGNETIC Plate Handling Crane, Alexander Jack and Co., Limited, 298

MAPS :

• - Electric Power Supply in North Wales, 198
• - Germany, Proposed Peat Power Plants and Transmission Lines, 423
• - Lochaber Hydro-electric Power Scheme, 222
• MARINE Engines--see Engines
• Mechanical Gears, of Double Reduction, for Merchant Ships, R. J. Walker and S. S. Cook, 327
• Meniscus Microphones, E. B. H. Wade, 442
• Metal-scraping Machine, Pneumatic, Anderson Brothers Manufacturing Company, 160
• Microphones, Meniscus, E. B. H. Wade, 442
• Milling Machines--see Machine Tools
• Motor Coach, Railway, with Internal Combustion Engine, Monsieur P. E. Leroux, 612
• Motor Lorry Converted into Railway Motor Coach, New South Wales Railways, 94, 95, 98
• Motor Lorry Driving Factory Shafting, J. I. Thornycroft and Co., 649 ; (Letter), 664

N

• NAVAL Gunnery and Construction, 421, 434

O

• OIL Engines--see Engines
• Oil Fuel Burners on Midland Locomotives, 601 ; (Letters), 618, 651, 664
• Oil-testing Machine, R. M. Deeley, 78
• Oil-tight Bulkheads for Tankers, Wallsend Shipyard, 331
• Optical Measuring Gauge, Adam Hilger, Limited, 157

P

• PHYSICAL Phenomenon and its Application, Alfred Johnsen and Kund Rahbek, 597, 600
• Plate Mill, Three-high, Plant, Davy Brothers, Limited, 124, 129 {Two-page Supplement, February 4th, 1921)
• Pneumatic Grain-discharging Plant, Floating, Henry Simon, Limited, 378, 381
• Pneumatic Metal-scraping Machine, Anderson Brothers Manufacturing Company, 160
• Portable Engines--see Engines
• Precision Gauge Manufacture, A. G. Robson. 312, 313
• Propellers and Propulsion, Marine--see Ships
• Pump, Centrifugal, Wilfley Company, Limited, 96; (Letters), 122, 158, 214, 272, 357, 413
• Pump, The Humphrey, 232, 238
• Pump Lubricator, Dunbar and Slater, Limited, 161
• Pump, Submersible Motor, High-lift, Submersible Motors, Limited, 24
• Pump, Tire, Electrically Operated, Brown Brothers, 576
• Pumping Engine, Triple Corliss, for Margate Waterworks, Hathorn, Davey and Co., Limited, 588, 589
• Pumping Engines, Triple-expansion, for Hong Kong Water Supply, J. Simpson and Co., 170, 180 (Two-page Supplement, February 18th, 1921)
• Pumps, Circulating and Bilge, for Hot-bulb Marine Oil Engine, 213
• Pumps, Fuel, for Six-cylinder Marine Oil Engine, 213, 214

R

• RAILS, Device for Holding Down, to Concrete Foundations, J. H. Walker, 131
• Railway Disaster, Cambrian Railway, 127, 145, 153 ; (Letters), 159, 215
• Railway, Great Western, Lengthening Parsons Tunnel, 256, 259
• Railway Lines, Proposed New, at Stoke-on- Trent, 467
• Railway Motor Coach with Internal Combustion Engine, Monsieur P. E. Leroux, 612
• Railway Motor Coach and Trailer, Conversion from Motor Lorry, 94, 95, 98
• Railway, North-Eastern, New Electric Rolling Stock, 394, 406 (Two-page Supplement, April 15th, 1921)
• Railway Tire-fixing Machine, B. and S. Massey, Limited, 441
• Railway Viaducts--see Viaducts
• Railway Wagon Weighing Machine, Hydraulic, A. J. Amsler and Co., 23
• Railway, Working of Single Lines of, 115, 127
• Recording Chronograph, Dr. W. Rosenhain, 36
• Rivet Heaters, Electric, AóI Manufacturing Company, 161
• Roller, Steam and Traction Engine, Convertible, John Fowler and Co., Limited, 570, 575
• Rolling Mill--see Plate Mill
• Rolling Stock--see Railway

S

• "SACK" Steam Disinfector, 331
• Salving of Ships--see Ships
• Shears, End-cutting and Sketch Plate, Mangle, andc., for Plate Mill, Scriven and Co., 124, 129, 130, (Two-page Supplement, February 4th, 1921)
• Shearing Machines--see also Machine Tools
• Shield for Tunnel Lengthening, 256, 259

SHIPS AND SHIPPING MATTERS :

• General :
• - Engines--see Engines
• - German Battleship, Experimental Bombardment of, 421, 434
• - Hydraulic Propulsion of Ships, 140, 172
• - Mechanical Gears, of Double Reduction, for Merchant Ships, R. J. Walker and S. S. Cook, 327
• - Oil-tight Bulkheads for Tankers, Wallsend Shipyard, 331
• - Piloting Vessels by Electric Cables, A. Crossley, 567
• - Stern-post, Altered, J. I. Thornycroft and Co., Limited, 52
• British Navy :
• - Enterprise, H.M. Light Cruiser, 17 (Supplement, January 7th, 1921)
• - Hood, H.M. Battle-Cruiser, at Full Speed, 17 (Supplement, January 7th, 1921)
• - L. 71 and M. 23, H.M. Submarines, 17 (Supplement, January 7th, 1921)
• - Lord Clive, British Monitor, Fitted with Experimental Triple Big Gun Mounting, 421, 434
• - Raleigh, H.M. Light Cruiser, 17 (Supplement, January 7th, 1921)
• - Wolverine, H.M. Destroyer, 17 {Supplement, January 1th, 1921)
• Foreign Navies:
• - American Warships, New, 227 {Two-page Supplement, March 4th, 1921)
• - Italian Battleship, Leonardo da Vinci, Salving of, 281 {Two-page Supplement, March ISth, 1921)
• - U.S. Battleship California, 228
• - U.S. Battleship Maryland. 228
• Miscellaneous Vessels :
• - Antwerp, Great Eastern Cross - Channel Steamer, 22 (Supplement, January 7th, 1921)
• - Elizabeth Stoner, Cargo Steamship, J. I. Thornycroft and Co., Limited, 626
• - Meandros, Cargo Steamer, J. I Thornycroft and Co., Limited, 21 (Supplement, January 7th, 1921)
• - Naldera, P. and O. Inner, 21 (Supplement, January 7th 1921)
• - Prinses Juliana, Zeeland Steamship Company, 22 (Supplement, January 7th, 1921)
• - R.M.S. Arundel Castle, Union-Castle Line, Harland and Wolff, Limited, 510, 514
• - Samaria, Cunard Liner, 21 (Supplement, January 7th, 1921)
• - Theodore Roosevelt, Motor Ship, 22 (Supplement, January 7th, 1921)
• - Yngaren, Single-screw Motor Ship, Trials of, W. Doxford and Sons, Limited, 642
• SHORT Historiesósee Histories
• Signalling System, American General Electric Company, 577
• "Sincometer," Device for Survey Work, Charles C. Wardrop, 594
• Sketch Plate Shear, Mangle, &c., for Rolling Mill, Scriven and Co., 124. 129 (Two-plate Supplement, February 4th, 1921)
• Skew Gear Design, F. E. Lindsay, 652
• Snow-loading Machine, Barber-Greene and Co., 216
• Sonoscope, Capac Company, Limited, 302
• Speed Indicator, Needhamís "Pulsator," Evershed and Vignoles, Limited, 34
• Steam Engines--see Engines
• Steam Turbine--see Turbine
• Steam Wagon, Hydraulic Tipping, Leyland Motors (1914), Limited, 616, 617
• Stern-post--see Ships
• Stress Testing--see Torsion
• Stresses--see Contact
• Stroboscope, Tuning Fork, H. Tinsley and Co., 34
• Stroboscopic Vibrator, Robertson's, 36
• Superheaters--see Flue Tube
• Survey Work, Device for Simplifying, Charles C. Wardrop, 594

T

• TELEPHONE Cable Tubes, Laying, by Thrust Boring, 432
• Temperature Control Apparatus, British Oil and Fuel Conservation, Limited, 34
• Testing Machines for Welds, F. M. Farmer, 201, 202
• Tests of Locomotives--see Locomotive
• Tire Pump, Motor, Brown Brothers, 576
• Tire, Railway, Fixing Machine, B. and S. Massey, Limited, 441
• Torsion and Bending Stress Machine, Charles Cook, Limited, 550
• Tractor, "Automatic" Electric, 402
• Tractor, Electric, Lansing Equipment Company, 374, 375
• Tractor, Yale Electric, 262, 266
• Trestle--see Viaducts
• Trucks, Electric, Heenan and Froude, 234 ; Ransomes, Sims and Jefferies, 235, 236 ; "Automatic," 262 ; Yale, 262, 266 ; Grefen- bat, 374, 375, 376 ; British Electric Vehicles, Limited, 290, 294, 456 ; Elwell Parker, 318 ; Lansing Equipment Company, 374, 375 ; H. C. Slingsby, 403; Roadcraft, Limited, 374, 376 ; Edison, 402; Electromobiles, Limited, 374, 376 ; Electricars, Limited, 402 ; "Automatic" Company, 402 ; India- rubber, Gutta-percha and Telegraph Works Company, Silvertown, 424, 456.
• Tunnel, Parsons, Great Western Railway, Lengthening, 256, 259
• Turbine, Steam, Design, Recent Improvements in, 482, 534, 535, 562, 592, 596, 640
• Turbine, Water, New Type, 518
• Turbine, Water, Turgo Impulse, Gilbert Gilkes and Co., 411
• Turbo-alternators and Turbo-generators--see also Electrical Matters
• Turbo-generator, Geared, Marine Type, W. H. Allen, Sons and Co., Limited, 482
• Turbo-generators, Measurement of Air Passing Through, 550
• Turbo-generators--see also Electrical Matters Turning Machines--see Machine Tools

V

• VALVE, Hydraulic Operating, Glenfield and Kennedy, Limited, 77 ; (Correction), 132
• Viaducts, Trestle, on the Great Western Railway, 64, 72; Noss and Longwood, 64 ; Penryn, 65, 72 ; Ponsanooth, 64, 72 ; Saint Germains, 64, 72 ; (Letter), 92

W

• WAGON, Steam, Leyland Motors (1914), Limited, 616, 617
• Wagon, 107-Ton Twelve-wheeled, and Bogie, Virginian Railway, 217
• Wagon Works at Horbury Junction, Yorkshire, C. Roberts and Co., Limited, 476, 486 ; (Correction), 682
• Water Drums of Yarrow Boilers, 442, 566
• Water Power Developments in North Wales, J. B. C. Kershaw, 195 ; (Letter), 245
• Water Supply, Hong Kong, 170, 180 (Two- page Supplement, February 18th, 1921)
• Water Turbine, New Type, 518
• Water Turbine, Turgo Impulse, Gilbert Gilkes and Co., 411
• Weighing Machine, Railway Wagon, Hydraulic, A. J. Amsler and Co., 23
• Welds, Standardisation in the Testing of, F. M. Farmer, 200
• Wheel-testing Machine, Adolphe Saurer, 285
• Working, Railway--see Railway
• Works at Broadheath, Churchill Machine Tool Company, 346, 350
• Works Extension for Manufacture of Flue Tube Superheaters, Marine and Locomotive Superheaters, Limited, 438
• Works Laboratory--see Laboratory
• Works, The New Darnall, Davy Brothers, Limited, 662, 670
• Works, Wagon--see Wagon== See Also ==

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