February 11, 1916. THE COLLIERY GUARDIAN 289 CORRUGATED and FLAT SHEETS and GALVANISED GOODS; TUB & CORNER PLATES; AIR PIPES and all Colliery Requirements. J. SUMMERHILL & CO., Beaver Works, WOLVERHAMPTON. CABLE : A.BC. CODE. Telegraphic Address: “Baggie, Gateshead.” Telephones: 3067, 3068. MAGGIE BROS. LTD., ESTABLISHED 1800. G ATES H EA D ~ON—TYNEa PRATCHITT BROTHERS, Denton Ironworks, CARLISLE. PUMPING, WINDING and HAULING ENGINES JL sir a ’nF H 11 K « I ”? 12 s MANUFACTURERS OF EVERY DESCRIPTION OF ROUND AND FLAT WIRE ROPES for Collieries, Mines, Cable-Tramways, Incline Haulage, Aerial Ropeways, Power Transmission, Cranes, Derricks, Elevators, Steam Ploughs, Suspension Bridges, Pit Guides. MAPS of tlxe British Coalfields, 1. Scotland. 2. North of England. 3. South Wales. 4. North Midlands. 5. South Midlands. Sheet, 4s. each; Mounted on Cloth or Rollers, or in Case. 6s. each.—THE COLLIERY GUARDIAN CO. LTD. 30 A 31 Furnival-street, Holborn, London, E.O. STANDING RIGGING FITTED COMPLETE. WIRE SIGNAL LINES FOR RAILWAYS and COLLIERIES LIGHTNING CONDUCTORS, etc. WIRE SCREENS Also all kinds of Round and Flat Hemp and Manilla Ropes, Coir Ropes, etc. ALL WIRE I screens! MESHES OF ANY GAUGE OF WIRE NON-SPINNING ROPES (PATENT APPLIED FOR). Guaranteed absolutely free from any spin whatever. Specially adapted for SINKING purposes to any depth, and for use on CRANES ; has 25 per cent. Greater Breaking Strain than ordinary constructed ropes, and contains Exceptional Flexibility combined with Durability. flLEX.COUSLAND &SON, 3,MITCHELL ST, GLASGOW. LONDON OFFICE : 34, Fenchurch Street, E.C. Telephone, 1595 Avenue. SOUTH AFRICAN AGENT: D. Cullen, M.E., Loveday St,, Johannesburg. GLASGOW OFFICE: 134, St. Vincent Street. CARDIFF STORE : W. H. TucKer, 3, 4 & 5, West Bute St. HULL STORE : Jas. Ruthven, St. Andrew’s Dock. Purchasers’ Guide to Advertisers’ Specialities—(continued). FORCED DRAUOHT-Tirage ford Bennis, Ed., and Co. Ld., Little Hulton, Bolton Bumsted and Chandler Ld., Hednesford, Staffs. Davidson and Co. Ld., Belfast Keith, James, and Blackman Co. Ld., 27, Earring- don-avenue, London, E.C. Turbon Patent Fan Co. Ld., Llanelly Forces—Forges Hardy Patent Pick Co. Ld., Sheffield Keith, James, and Blackman Co. Ld., 27, Earring- don-avenue, London, E.C. Forcings—Fers forges Bagnall, W. G., Ld., Stafford Chorley Railway Wagon Co. Ld., Chorley Hardy Patent Pick Co. Ld., Sheffield Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Renton, B. M., and Co., Midland Works, Sheffield Walker Bros. (Wigan) Ld., Wigan Worsley Mesnes Ironworks Ld., Wigan Wright’s Forge and Engineering Co. Ld., Tipton Yorkshire Engine Co. Ld., Sheffield FRICTION Clutches—Embrayages d friction Bever, Dorling, and Co. Ld., Bradford, Yorks Daglish, Robert, and Co. Ld., St. Helens, Lancs. Reavell and Co. Ld., Ipswich Reddaway, F., A Co. Ld., Pendleton, Manchester Theedam, E. C., Ld., Dudley Walker Brothers (Wigan) Ld., Wigan Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, A Sons Ld., Brook Foundry, Wigan Worsley Mesnes Ironworks Ld., Wigan Wright’s Forge and Engineering Co. Ld., Tip ton FRICTION Surfaces—Fourrures d’embrayages, Ac. Frood, Herbert, Co. Ld., Chapel-en-le-Frith Scandinavia Belting Co.Ld., 59, Southwark-st.,S.E. Worsley Mesnes Ironworks Ld.., Wigan Fuel Economisers—ftconomiseurs de combustible Fell, O. A., Drenfield, near Sheffield FUEL Machinery— Machines d traiter les combus- tibles Briquette Machinery Ld., Charmouth-st., Leeds Johnson, Wm. A Sons (Leeds) Ld., Armley, Leeds Middleton, Robert, Sheepscar Foundry, Leeds Yeadon, Son and Co., Albion-place, Leeds FURNACES—Foyers a chaudieres Bennis, Ed. and Co. Ld., Little Hulton, Bolton Goodall, Clayton and Co. Ld., Hunslet, Leeds Neil, J. A J., A Co., 93, Hope-street, Glasgow FURNACE Bars—Barreaux de grille Heywood Airtight Damper Co. Ld., Gomersal, Leeds Neil, J. A J., A Co., 93, Hope-street, Glasgow FURNACE Ironwork—Serrurerie pour des installa- tions de foyers Goodall, Clayton and Co. Ld., Hunslet, Leeds Wood, John, and Sons Ld., Wigan FUSE IGNITERS—Allumages pour mtiches de sti/rett British Explosives Syndicate Ld., 124, St. Vin- cent-street, Glasgow Cotton Powder Co. Ld., 32, Queen Victoria-st., E.C. Curtis’s and Harvey Ld., 110, Cannon-street, E.C. Davis, John, and Son Ld. (Derby) New Explosives Co. Ld., 62, London-wall, E.C. Nobel’s Explosives Co. Ld., Glasgow Roburite and Ammonal Ld., 103, Cannon-st., E.C. Gas Compressors—Compresseurs de gaz Beiliss and Morcom Ld., Birmingham Gas Engines—Motews d gaz British Oxygen Co. Ld., Elverton-st., Westminster Mather and Platt Ld., Park Works, Manchester Tangyes Ld., Cornwall Works, Birmingham CAS EXHAUSTERS—Machines d aspirer les gaz Copp6e Co. (Gt. Britain) Ld., Kingsway, London Koppers’ Coke Oven and Bye-Product Co.,Sheffield CAS PLANT—Installations d gaz Coal Distillation Co., Middlesbrough Coppde Co. (Gt. Britain) Ld., Kingsway, W.C. Koppers’ Coke Oven A Bye-Product Co., Sheffield Kynoch Ld., Witton, Birmingham Mather and Platt Ld., Manchester GAS-TESTING Lamps—Lampes grisoumetriques 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. Wolf Safety Lamp Co., Sheffield Gas Tubes and Fittings—Tuyawc et accessoires d gaz Lewis, Edwin, and Sons, Wolverhampton Scottish Tube Co. Ld., 34, Robertson-st., Glasgow Stewarts and Lloyds Ld., Birmingham A Glasgow GAS VALVES—Soupapes d gaz Haslam and Stretton Ld., Cardiff GAUGE CLASSES—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., A Co., 8 A12, Vauxhall-rd., L’pool. Gauge Glass Protectors—Enveioppes protec- trices pour les i/ndicateurs 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, Lancs. Theedam, E. C., Ld., Dudley Woodite Company, Mitcham Common GAUCE8—Indicateurs de niveau Baldwin, James, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield Gear (Special for Motor Lorries, Cars, &c.) Transmission pour camions automobiles, Ac. Gearinc—Engrenages British Insulated and Helsby Cables Ld., Prescot Bumsted and Chandler Ld., Hednesfora, Staffs Daglish, Robert, and Co. Ld., St. Helens, Lancs. Fraser, Douglas, and Sons Ld., Arbroath Goodall, Clayton and Co. Ld., Hunslet, Leeds Lancaster and Tonge Ld., Pendleton, Manchester Benold, Hans, Ld., Didsbury, Manchester Walker Brothers (Wigan) Ld., Wigan Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, and SonsLd., Brook Foundry, Wigan Worsley Mesnes Ironworks Ld., Wigan Yorkshire Engine Co. Ld., Sheffield Girders (Iron and Steel)—Poutreiies en fer et en acier Bayliss, Jones A Bayliss Ld., Wolverhampton Daglish, Bobt., and Co. Ld., St. Helens, Lancs. Firth, Wm., Ld., Greek-street Chambers, Leeds 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 Glass Manufacturers (Tube Rods Enamels) Fabricants de verre (tubes, bagues, Emails) Guilbert-Martin, 9, Edmund-pl., Aldersgate, E.C. Governors (Engine)—Regulators Evans, Joseph, A Sons (Wol.) Ld., Wolverhampton Mather and Platt Ld., Manchester Daglish, Bobt., and Co. Ld., St. Helens, Lancs. Tangyes Ld., Cornwall Works, Birmingham Granary Equipment—grmien Porteus, George, Leeds Bridge, Leeds GREA8E—Schmiere— Graisses Chorley Railway Wagon Co. Ld., Chorley, Lancs. Trier Bros. Ltd., Caxton House, Westminster Theedam, E. C., Ld., Dudley Greasers (Automatic)—Graisseurs automatiques Evans and Dodd, Cannock, Staffs Grinding Machinery—Broyeurs 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., Armley, Leeds Gunite GUNPOWDER—Schiesspulver—Poudre d canon British Explosives Syndicate Ld., 124, St. Vin- cent-street, Glasgow CottonPowder Co. Ld., 24, Walbrook,London,E.C. Curtis’s and Harvey Ld.,110, Cannon-street, E.C. Roburite and Ammonal Ld., 103, Cannon-st., E.C. Hammers (Power) Mayer Brothers Co., Mankato, Minn., U.S.A. Harness—ffarnais Legard and Sons, Leather Merchants, Barnsley HAULING Drums—Tambours d traction Bever, Dorling and Co. Ld., Bradford Bumsted and Chandler Ld., Hednesford, Staffs Daglish, Robert, and. Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Mining Appliances Co., 32, Church-st., Sheffield Phillips, C. D., Newport, Mon. Spencer and Co. Ld., Melksham, Wilts Sutcliffe, Richard, 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., Tip ton Youngs, Byland-street Works, Birmingham HEADGEAR8—Chassis d molettes Daglish, Robert, 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., Tip ton Heading Machines—Haveuses Davis, John, and Son (Derby) Ld., Derby Hardy Patent Pick Co. Ld., Sheffield International Channelling Machines Ld., Sheffield “ Jeffrey ”—Hugh Wood A Co. Ld., N’castle-on-T. Sullivan Machinery Co., Salisbury House, E.C. HEAP8TEAD8— Installation de sieges 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.lLd., 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 HOISTS—Monte-charges Daglish, Robert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Hardy Patent Pick Co. Ld., Sheffield Mather and Platt Ld., Manchester Reavell and Co. Ld., Ipswich Sandycroft Ld., Chester 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 de stirete 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—Tremies Baker, John, and Son, Bilston, Staffs Coulson, M., and Co. Ld., Spennymoor Goodall, Clayton and Co. Ld., Hunslet, Leeds Harvey, G. A., A Co. (Ldn.) Ld., Woolwich-rd.,S.E. Hardy Patent Pick Co. La., Sheffield Simon-Carves Ld., 20, Mount-street, Manchester Spencer and Co. Ld., Melksham, Wilts Theedam, E. C., Ld., Dudley Wright’8 Forge and Engineering Co. Ld., Tiptea HOSE—Tuyaux flexibles Hardy Patent Pick Co. Ld., Sheffield Mining Engineering Co. Ld., Sheffield Reddaway, F., A Co. Ld., Pendleton, Manchester Willcox, W. H.,A Co. Ld., 32-38, Southwark-st., S.E. H U MIDI Fl E RS—Humidi iication Mather and Platt Ld., Manchester Hydraulic Machinery—Machines hydrauiiques Daglish, Robert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Hathorn, Davey and Co. Ld., Leeds Mather and Platt Ld., Manchester Middleton, Robert, 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—Hyrometres Davis, John, and Son (Derby) Ld., Derby Nalder Bros, and Thompson Ld., 97a, Dalston- lane, N.E. INCLINE Rollers—Rouleaux pour plans inclines Bagnall, W. G., Ld., Stafford Goodall, Clayton and Co. Ld., Hunslet, Leeds Lowmoor Co. Ld., Lowmoor Ironworks, Bradford INDIA RUBBER Goods—Articles en caoutchouc Chorley Railway Wagon Co. Ld., Chorley, Lancs. Reddaway, E., A Co. -Ld., Pendleton, Manchester Indicators (Steam Engine)—indicateurs a essais Davis, John, and Son (Derby) Ld., Derby Nalder Bros, and Thompson Ld., 97a, Dalston- lane, N.E. Induced Draught Fans-Tirageindmt Bumsted and Chandler Ld., Hednesford, Staffs Davidson and Co. Ld., Belfast Keith, James, and Blackman Co. Ld., 27, Farring- don-avenue, London, E.C. Turbon Patent Fan Co. Ld., Llanelly Injectors and Ejectors—injectews et aspirators Hopkinson, J., and Co. Ld., Huddersfield Pulsometer Engineering Co. Ld., Beading Willcox, W. H., A Co. Ld.,32-38,Southwark-st.,S.E. Instruction (Postal)— Enseignemmt par corr spondance Southern, T. A., Universal Mining School, Cardiff Thomas, Wm., Cambrian Mining School, Forth Instruments—iMtranmtB Davis, John, and Son (Derby) Ld., Derby Thornton, A. G., Ld., King-st. West, Manchester Insulating Compound Varnish Blume, Chas. H., The White Building, Sheffield Insurance Brokers and Agents — Courtiers d’assurance