December 1, 1916. THE COLLIERY GUARDIAN 1083 JAMES SPENCER & CO. Hand Drilling Machine (Self-feeding). LIMITED, Hollinwood, Manchester. Weighing Machinery for Collieries a Speciality, Telegrams : Telephone : “Spencer, Hollinwood.” 207 Oldham. Dormant Weighing Machine with back frame. MACHINE CUT GEARING. Double Helical Staggered or Chevron. Reducing Gears. Haulage Gears, ne Recorders & Recording Instruments. Watchmen’s Watches. E LEWELLYN MACHINE CO., Bristol. PRATCHITT BROTHERS, Denton Ironworks, CARLISLE PUMPING, WINDING and HAULING ENGINES AND This Valve BECAUSE IT’S THE BEAT-ALL-RENEWABLE Economy - VslvrtT. 1W8SWI Parallel Slide Blow-off, WITH “The First” Dust and Ash Guard. Special Metal Valve and Seat. It’s made in the Steam Users’ Interest. SEND FOR CATALOGUE, FREE. Est. 1877 Over 2 000 British Steam Users are now using the Baldwin ** BETALL ” Valves. JAMES BALDWIN & CO., KEIGHLEY, Engineers and Founders. STOCK OF TUBES Sept. 15th, from J in. to 4 in. Black Gas ................... 62 miles Red Steam ................... 50 „ Galvanised Gas .............. 40 „ Galvanised Steam ............ 21 „ TOTAL STOCK 173 miles Send Specification for Prices. Round Wire and Cut Nails. Warehouses : Leeds, and Trafford Park, Manchester. S. DIXON & SON LD., Swinegate, LEEDS, Telegrams—“Brass, Leeds.” Phone—3600 (3 lines). Purchasers’ Guide to Advertisers' Specialities—(continued). GaS-TE8TINC Lamps—Lampes grisoumMriques Ackroyd and Best Ld., Morley, Leeds Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co, Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lancs. Gas Tubes and Fittings—Tuyaux et accessowes a gaz Lewis, Edwin, and Sons, Wolverhampton Scottish Tube Co. Ld., 34, Bobertson-st., Glasgow Stewarts and Lloyds Ld., Birmingham & Glasgow CA8 Valves—Soupapes d gaz Haslam and Stretton Ld., Cardiff GAUGE Glasses—Tubes de niveau d’eau Davis, John, and Son (Derby) Ld., Derby Guilbert-Martin, 9, Edmund-pl., Aldersgate, E.C. Hopkinson, J., and Co. Ld., Huddersfield Boyles Ld., Irlam, Manchester Teale, W. E., and Co. Ld., Swinton, Lancs. Theedam, E. C., Ld., Dudley Treasure, J. B., & Co., 8 & 12, Vauxhall-rd., L’pool. Gauge Glass Protectors—Rnveioppes protec- trices pour les indicatews de niveau Baldwin, James, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield Boyles Ld., Irlam, Manchester Teale, W. E., and Co. Ld., Swinton, Lanos. Theedam, E. C., Ld., Dudley Woodite Company, Mitcham Common GAUGES—Indicatews de niveau Baldwin, James, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield Gearing—Xngrenages British Insulated and Helsby Cables Ld., Prescot Bumsted and Chandler Ld., Hednesfora, Staffs Daglish, Robert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Lancaster and Tonge Ld., Pendleton, Manchester Lewellin’s Machine Co., 15, King square, Bristol Power Plant Co. Ld., West Drayton, Middlesex Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, and SonsLd., Brook Foundry, Wigan Worsley Mesnes Ironworks Ld., Wigan Girders (Iron and Steel)—Poutreiies en for et en acier Bayliss, Jones A Bayliss Ld., Wolverhampton Daglish. Bobt.. and Co. Ld., St. Helens, Lancs. Henderson and Glass, Liverpool Isca Foundry Co. Ld., Newport, Mon. Benton, B. M., and Co., Midland Works, Sheffield Scott, Walter, Ld., Leeds Steel Works, Leeds Shelton Iron, Steel A Coal Co. Ld., Stoke-on-Trent Ward, Thos. W., Ld., Albion Works, Sheffield Class Manufacturers (Tube Rods Enamels) Fabricants de verre (tubes, bagues, Emails) Guilbert-Martin, 9, Edmund-pl., Aldersgate, E.C. Governors (Engine)—Rtguiatews Evans, Joseph. A Sons (Wol.) Ld., Wolverhampton Hollingdrake, Henry, and Son, Stockport Mather and Platt Ld., Manchester Daglish, Bobt., and Co. Ld., St. Helens, Lancs. Tangyes Ld., Cornwall Works, Birmingham Granary Equipment—Equipages des growers Porteus, George, Leeds Bridge, Leeds CREASE—Schmiero—Graisses Chorley Bail way Wagon Co. Ld., Chorley, Lancs. Trier Bros. Ltd., Caxton House, Westminster Theedam, E. 0., Ld., Dudley Greasers (Automatic)—Graissews automatiques Ackroyd A Best Ld„ Morley. Yorks. Evans and Dodd, Cannock, Staffs Grinding Machinery—Brov**™ , Bradley Pulverizer Co., 37, Walbrook, E.O. Hardy Patent Pick Co. Ld., Sheffield “ Jeffrey ’’—Hugh Wood A Co. Ld., N’castle-on-T. Johnson, W.. A Sons (Leeds) Ld., Armlev, Leeds Patent Lightning Crusher Co. Ld., 14a, Bose- bsry-avenue, E.C. Scholefield, Bd., Burley Vale, Leeds GUNPOWDER—Schiesspulver—Poudre d canon British Explosives Syndicate Ld., 124, St. Vin- cent-street, Glasgow Cotton Powder Co. Ld., 24, Walbrook,London,E.C. Curtis’s and Harvey Ld.,110, Cannon-street, E.C. Boburite and Ammonal Ld., 103, Cannon-st., E.C. HAULING Drums—Tambours d traction Bever, Dorling and Co. Ld., Bradford Rnmated and Chandler Ld., Hednesford, Staffs Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld.. Hunslet, Leeds Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Phillips, C. D., Newport, Mon. Spencer and Co. Ld., Melksham, Wilts Sutcliffe, Bichard, Horbury, near Wakefield Walker Bros. (Wigan), Ld., Wigan Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, A Sons Ld., Brook Foundry, Wigan Wootton Bros. Ld., Coalville, Leicester Worsley Mesnes Ironworks Ld., Wigan Wright’s Forge and Engineering Co. Ld., Tipton Youngs, Byland-street Works, Birmingham Headgears—chassis d moiettes Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Head, Wrightson and Co. Ld., Stockton-on-Tees Goodall, Clayton and Co. Ld., Hunslet, Leeds Spencer and Co. Ld., Melksham, Wilts Wright’s Forge and Engineering Co. Ld., Tipton Heading Machines—Haveuses Davis, John, and Son (Derby) Ld., Derby Hardy Patent Pick Co. Ld., Sheffield “ Jeffrey ”—Hugh Wood A Co. Ld., N’castle-on-T. Sullivan Machinery Co., Salisbury House, E.O. HEAP8TEAD8—Installation de sitges Coulson, M., and Co., Spennymoor, Co. Durham Goodall, Clayton and Co. Ld., Hunslet, Leeds Hardy Patent Pick Co. Ld., Sheffield Head, Wrightson and Co. Ld., Stockton-on-Tees Plowright Bros. Ld., Chesterfield Spencer and Co. Ld., Melksham, Wilts Walker Bros. (Wigan) Ld., Wigan Wood, John, and Sons Ld., Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton Helical Gearing (Double) Power Plant Co. Ld., West Drayton, Middlesex HOISTS—Monte-Charges Daglish, Bobert, and Co. Ld., St. Helena, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Hardy Patent Pick Co. Ld., Sheffield Bea veil and Co. Ld., Ipswich Spencer and Co. Ld., Melksham, Wilts Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, A Sons Ld., Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton Youngs, Byland-street Works, Birmingham Hooks or Links (Safety)—Crochets do sHrett Humble, Stephen, 9, Victoria-street, S.W. Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Wood, John, A Sons Ld., Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton HOPPERS—Trdmies Baker, John, and Son, Bilston, Staffs Coulson, M„ and Co. Ld., Spennymoor Goodall, Clayton and Co. La., Hunslet, Leeds Harvey, G. A., A Co. (Ldn.) Ld., Woolwioh-rd.,S.E. Hardy Patent Pick Co. Ld., Sheffield Simon-Carves Ld., 20, Mount-street, Manchester Spencer and Co. Ld., Melksham, Wilts Theedam, E. C., Ld., Dudley Wright’s Forge and Engineering Oe. Ld., Tiptea H08E—Tuyaux flexibles Electric Hose and Bubber Co. Ld., 55, Caxton House, Westminster Hardy Patent Pick Co. Ld., Sheffield Mining Engineering Co. Ld., Sheffield Beddaway, F., A Co. Ld., Pendleton. Manchester Rant on, Holdsworth & Co. Ld., Sneffield Willcox, W. BL., A Co. Ld., 32-38, Southwark-st.,S.E. HYDRAULIC MAOHIHERY-Mockinss hydrauliques Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Hathorn, Davey and Co. Ld., Leeds Hadfields Ld., Hecla Works, Sheffield Middleton, Bobert, A Co., Sheepscar F’ndry, Leeds Pearn, Frank, A Co. Ld., West Gorton, Manchester Pulsometer Engineering Co. Ld., Beading Sullivan Machinery Co., Salisbury House, E.C. Tangyes Ld., Cornwall Works, Birmingham Wood, John, A Sons Ld., Brook Foundry, Wigan Youngs, Byland-street Works, Birmingham Hygrometers—Hyrometre# Davis, John, and Son (Derby) Ld., Derby Nalder Bros, and Thompson Ld., 97a, Dalston- lane, N.E. INCLINE Rollers—Rouleaux pow plans inclines Goodall, Clayton and Co. Ld., Hunslet, Leeds Lowmoor Co. Ld., Lowmoor Ironworks, Bradford INDIARUBBER GOODS—Articles en caoutchouc Electric Hose and Bubber Co. Ld., 55, Caxton House, Westminster, S.W. Beddaway, F., A Co. Ld., Pendleton, Manchester Indicators (Steam Engine)—indwateurs a essais Davis, John, and Son (Derby) Ld., Derby Nalder Bros, and Thompson Ld., 97a, Dalston- lane, N.E. Induced Draught FAH8-T»roge indwt Bumsted and Chandler Ld., Hednesford, Staffs Davidson and Co. Ld., Belfast Keith, James, and Blackman Co. Ld., 27, Farring- don-avenue, London. E.C. Matthews & Yates Ld., Swinton, nr. Manchester Tur bon Patent Fan Co. Ld., Llanelly Injectors and Ejectors-injectews et aspirateurs Hopkinson, J., and Co. Ld., Huddersfield Pulsometer Engineering Co. Ld., Beading Willcox, W. H., & Co. Ld.,32-38,Southwark-st.,S.E . INSTRUCTION (Postal)— Bnseignement par cortr spondance Southern, T. A., Universal Mining School, Cardiff Thomas, Wm., Cambrian Mining School, Forth Iron and Brass Founders-*1™*®^ •**«* de laiton Chorley Bailway Wagon Co. Ld., Chorley, Lancs- Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Gosforth Foundry Co. Ld., Dronfield, nr. Sheffield Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Protector Lamp and Lighting Co. Ld., Eccles Boyles Ld„ Irlam, Manchester Spencer and Co. Ld., Melksham, Wilts Wood, John, and Sons Ld., Wigan Iron and Steel—*'®™ st amors Chorley Bail way Wagon Co. Ld., Chorley, Lancs. Hardy Patent Pick Co. Ld., Sheffield Lowmoor Co. Ld., Bradford, Yorks Scott, Walter, Ld., Leeds Steel Works, Leeds Shelton Iron, Steel A Coal Co. Ld., Stoke-on-Trent Stead, J., and Co. Ld., Manor Works, Sheffield Thompson and Co., Wigan Ward, Thos. W., Ld., Albion Works, Sheffield Jaoks (Hydraulic)—Cries hydrauUaues Hardy Patent Pick Co. Ld., Sheffield Tangyes Ld., Cornwall Works, Birmingham Youngs, Byland-street Works, Birmingham JlM CROWS—Presses d cintror les rails Hardy Patent Pick Co. Ld., Sheffield Tangyes Ld., Cornwall Works, Birmingham Theedam, E. 0., Ld., Dudley Youngs, Byland-street Works, Birmingham Jointing Cement—Cvment d jointures Taylor, S. T„ and Sons, Scotswood-on-Tyne J0I8T8 (Rolled Steel—(Poutreiies en acier laming Scott, Walter, Ld., Leeds Steel Works, Leeds Heps (for Winding Cages)-Toquets Wood, John, and Sons Ld., Wigan Lamp Cleaning Machines—Machines d nettoyer des lampes Ackroyd and Best Ld., Morley, near Leeds Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co. Ld., Eccles Thomas, E., and Williams La., Aberdare Lamp Gauze Brushes — Brosses d nettoyer ia toile mttallique des lampes Ackroyd and Best Ld., Morley, near Leeds Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co. Ld., Eccles Theedam, E. C., Ld., Dudley Thomas, E., and Williams Ld., Aberdare LAMP Classes—Cheminies pour lampes Ackroyd and Best Ld., Morley, near Leeds Protector Lamp and Lighting Co. Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lanes. Theedam, E. C., Ld., Dudley Thomas, E.. and Williams Ld., Aberdare Lamp Oil Filling Machines—Machines a rempiir les lampes Ackrovd and Beat Ld.. Morley. Bear Leeda Protector Lamp and Lighting Co. Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lanes. Theedam, E. C., Ld., Dudley Thomae, E., and Williams Ld., Aberdare Lamp Re-lighting Apparatus (Underground) Rallwmeurs pour lampes de mine Ackroyd and Best Ld., Morley, near Leeds Protector Lamp and Lighting Co. Ld., Ecclee Teale, W. E., and Co. Ld., Swinton, Lancs. Thomas, E., and Williams Ld., Aberdare Lamps (Arc)—Lampes a orc General Electric Co. Ld., 67, Queen Victoria- street, E.C. Haslam and Stretton Ld., Cardiff Theedam, E. C., Ld., Dudley Lamps (ELEOTRIO)—Lampes Oectriques Ackroyd and Best Ld., Morley, near Leeds " Ceag ” Miners’ Supply Co. Ld., 9, Harp-lane London Davis, John, and Son (Derby) Ld., Derby Haslam and Stretton Ld., Cardiff Mining Engineering Co. Ld., Sheffield Thomas, E., and Williams Ld., Aberdare Lamps (Eleotrio Safety)—Lampes do sdteu floc triques British Insulated and Helsby Cables Ld., Prescot “Ceag” Miners’ Supply Co. Ld., 9, Harp-lane, London Davis, John, and Son (Derby) Ld., Derby Mining Engineering Co. Ld., Sheffield Pearson’s Electric Miners’ Lamp Co. Ld., Marsh* gate-lane, Stratford, London, E. Lamps (Miners* Safety)—Lampes de sdretj Ackroyd and Best Ld., Morley, near Leeds “Ceag” Miners’ Supply Co. Ld., 9, Harp-lane, London Davis, John, and Son (DerbylLd. Derby Naylor, John, Central Brass Works, Wigan Pearson’s Electric Miners’ Lamp Co. Ld., Marsh* gate-lane, Stratford, London, E. Protector Lamp and Lighting Co. Ld., Eoclea Teale, W. E., and Co. Ld., Swinton, Lancs Theedam, E. C., Ld., Dudley Thomas, E., and Williams Ld., Aberdare