March 10, 1916. THE COLLIERY GUARDIAN 483 VIKING POWDER No. 1 NO No. 2 with Charge Limit of 26 ounces. TH A WING NECESSARY. with Charge Limit of 18 ounces. FIRST CLASS PERMITTEDS FOR ALL KINDS OF WORK. NOBEL'GLASGOW Purchasers’ Guide to Advertisers’ Specialities—(continued). Rakes (Pit)—Reales Baker, John, and Son, Bilston, Staffs REDUCING Gear—Hngrenage d reduction de vitesse Coventry Chain Co. Ld., Coventry Reducing Valves (Full Bore, Standard, Ac.) —Detendeurs Auld, D., and Sons, Whitevale Foundry, Glasgow Baldwin, James, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield Boyles Ld., Irlam, Manchester Refrigerators — Jpparmis /ar gori/gu™ Pulsometer Engineering Co. Ld., Beading Reinforced Concrete Midland Counties Beinforced Concrete Co., 39 Newhall-street, Birmingham RISQUE Apparatus—Appareils de sauvetage British Oxygen Co. Ld., Elverton-st., Westminster Mining Engineering Co. Ld., Sheffield Siebe, Gorman and Co. Ld., Westminster, S.E. R1SPIRAT0R8—Respirateurs British Oxygen Co. Ld., Elverton-st., Westminster Mining Engineering Co. Ld„ Sheffield Siebe, Gorman and Co. Ld., Westminster, S.E. Rivets—filets Baker, John, and Son, Bilston, Staffs Bayliss, Jones & Bayliss Ld., Wolverhampton Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Benton, B. M., and Co., Sheffield Theedam, E. C., Ld., Dudley Ward, Thos. W., Ld., Albion Works, Sheffield ROOK Drills—Perforatrices Aqueous Works and Diamond Bock Boring Co. Ld., Guildford-st., York-road, Lambeth, S.E. Bute Works Supply Co. Ld., Cardiff Davis, John, and Son (Derby) Ld., Derby Diamond Coal-Cutter Co., Wakefield Hardy Patent Pick Co. Ld., Sheffield International Channelling Machines Ld., Sheffield Mining Engineering Co. Ld., Sheffield Sullivan Machinery Co., 814, Salisbury House, E.C. Rollers and Pulleys (Haulage)—Rouleaux et poulies pour appareils d’atteiage Bagnall, W. G., Ld., Stafford Crowther,Henry, & Sons Ld., Cleckfieaton, Yorks Hardy Patent Pick Co. Ld., Sheffield Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Renton, B. M., and Co., Sheffield Wood, John, and Sons Ld., Wigan Rolling Stock (Railway) North Central Wagon Co. Ld., Botherham ROOFS AND OUTDOOR BUILDINCS-Toitures et bdtiments Felber, Jucker & Co. Ld., Peter-st., Manchester Goodall, Clayton and Co. Ld., Hunslet, Leeds Isoa Foundry Co. Ld., Newport, Mon. Wootton Bros. Ld., Coalville, near Leicester Wright’s Forge and Engineering Co. Ld., Tip ton Ropes (Cotton Driving)—cordages m cotton Kenyon, Wm., and Sons Ld., Dukinfield ROPES (DRIVING)— Cdbles de transmission Kenyon, W., & Sons Ld., Dukinfield, Manchester Ropes (Hemp and Manilla)—cordages de change et de manille Rope Preservative—Rnduit vrotecteur pour cdbles ROPES (Wire)—Cordes metalliques Brown, W. B., and Co. (Bankhall) Ld., Liverpool Cooke, William and Co. Ld., Tinsley, Sheffield Oradock, George, and Co. Ld., Wakefield Elliot, Geo., and Co. Ld., Westminster, S.W. Glover, Wm. Jas., and Co., St. Helens, Lancs. Haggie Brothers Ld., Gateshead-on-Tyne Latch and Batchelor Ld., Hay Mills, Birmingham Thompson and Co., Wigan ROPEWAYS (Aerial)—Transports atriens par cdbles Oradock, George, and Co. Ld., Wakefield Johnson and Phillips Ld„ Charlton, Kent Rubber-Covered Rollers— Rouleaux avec garni- ture en caoutchouc Beddaway, F., & Co. Ld., Pendleton, Manchester SA0K8 AND Bags—Sacs et Mches Saws and Sawing Appliances—sci«» et appareils de sciage Scaling Tools Diamond Blower Co. Ld., 75b, Queen Victoria- street, E.C. SOOVINS FOR COAL AND Coke—Fourches d charbon et d coke Baker, John, and Son, Bilston Hardy Patent Pick Co. Ld., Sheffield Theedam, E. 0., Ld., Dudley SCREWING MACHINES-MacMnes d /leter Frost, Albert, and Co., Sheffield Tangyes Ld., Cornwall Works, Birmingham Youngs, By land-street Works, Birmingham Screws (Stretching)—Tmdsurs Youngs, Byland-street Works, Birmingham Sewage Treatment plant—Appareils pour ie traitement des eaux d’tgout Mather and Platt Ld., Manchester SHAFTING—Arbres de trans mission Crowther, Henry, & SonsLd., Cleckheaton, Yorks Daglish, Bobt., and Co. Ld., St. Helens, Lancs. Hardy Patent Pick Co. Ld., Sheffield Lancaster and Tonge Ld., Pendleton, Manchester Phillips, C. D., Newport, Mon. Spencer and Co. Ld., Melksham, Wilts Wright’s Forge and Engineering Co. Ld., Tipton Shaft Sinkers—Forage de putts Francois, Albert, Whitehouse-chambers, Don- caster Trefor Coring & Sinking Co., Brussels; and at 329, High Holborn, London, E.C. Sheet Iron—mfer Firth, Wm., Ld., Leeds Harvey, G. A., A Co. (Ldn.) Ld., Woolwich-rd., S.E. Lewis, Wm., and Son, Bilston, Staffs. Theedam, E. C., Ld„ Dudley Sheet Metal Works (for Cylinder Casings)— Revttement de tdle pour cylindres Baker, John, and Son, Bilston Kenyon, Wm., and Sons Ld., Dukinfield {hot-Firing Batteries and Cables-Apparent et cdbles t’amorgage British Explosives Syndicate Ld., Glasgow dritish Insulated and Helsby Cables Ld., Lancs. Curtis’s and Harvey Ld., 110, Cannon-street, E.C. Davis, John, and Son (Derby) Ld., Derby Haslam and Stretton Ld., Cardiff Johnson and Phillips Ld., Charlton, Kent New Explosives Co. Ld., 62, London-wall, E.C. Nobel’s Explosives Co. Ld., Glasgow Shovels and Shovel Trees—Peiies et accessoires Baker, John, and Son, Bilston, Staffs) Fell, C. A., Dronfield, near Sheffield Frost, Albert, and Co., Sheffield Hardy Patent Pick Co. Ld., Sheffield Benton, B. M., and Co., Sheffield Theedam, E. C., Ld., Dudley Shovels (Sprinkling)—PMes fa chargement pour chaudieres Fell C. A., Dronfield near Sheffield SIDINGS—Lignes de raccordement Bagnall, W. G., Ld., Stafford Benton, B. M., and Co., Market-place Buildings, Sheffield Summerson, Thomas, and Sons Ld., Darlington Ward, Thos. W., Ld., Albion Works, Sheffield Signalling Apparatus (Visual)—Signaux visueis Davis, John, and Son (Derby) Ld., Derby Neil, J. & J., & Co., 93, Hope-street, Glasgow Sutcliffe, Bichard, Horbury, Wakefield Theedam, E. 0., Ld., Dudley Wood, John, and Sons Ld., Wigan Sleepers (Iron AND STEEL) —Traverses en fer et en acier Allen, W. G., and Sons (Tipton) Ld., Tipton Bagnall, W. G., Ld., Stafford Baird, J. W., and Co., West Hartlepool Bute Works Supply Co. Ld., Cardiff Firth, Wm., La., Greek-street, Leeds Benton, B. M., and Co., Midland Works, Sheffield Smiths’ Tools—Outus pour forgerons Hardy Patent Pick Co. Ld., Sheffield SMITH Work— Ouvrages de forge Baker, John, and Son, Bilston, Staffs Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Wright’s Forge and Engineering Co. Ld., Tipton SMOKE HELMETS—Casques protecteurs contre fumies Mining Engineering Co. Ld., Sheffield Siebe, Gorman and Co. Ld., Westminster, S.E. Spanners Fastnut Ld., 115, Newgate-street, London Speed-Reducing Gears—Bngrenages d reduction de vitesse Brown, David, & Sons (Hudd.) Ld., Huddersfield Wood, John, and Sons Ld., Wigan Sphincter Grip Armoured Hose—Tuyaux armts Beddaway, F., & Co. Ld., Pendleton, Manchester Springs—Ressorts Lancaster and Tonge Ld., Pendleton, Manchester Wigan Wagon Co. Ld., Springs Branch, Wigan Stampings—Estampages Baker, John, and Son, Bilston, Staffs Ghorley Bail way Wagon Co. Ld., Chorley Hardy Patent Pick Co. Ld., Sheffield Head, Wrightson and Co. Ld., Stockton-on-Tees Lowmoor Co. Ld., Lowmoor Ironworks, Bradford STEAM Experts— Specialistes en tout ce qui concerns la vapeur Fell, C. A., Dronfield, near Sheffield Princeps & Co., Sheffield Boyles Ld., Irlam, Manchester STEAM FITTINGS— Garnitures de chaudieres Baldwin, James, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield Boyles Ld., Irlam, Manchester Bussell, John, and Co. Ld., Alma Works, Walsall Scottish Tube Co. Ld., 34, Bobertson-st., Glasgow Spencer, John, Ld., Tube Works, Wednesbury Stewarts and Lloyds Ld., Birmingham & Glasgow Steam Mains and Pipe Installations — Conauites de vapeur Stewarts and Lloyds Ld., Birmingham & Glasgow Steam ■ Saving Appliances - ficonomiseurs de vapeur Boyles Ld., Irlam, Manchester Steam Traps—Purgeurs de vapeur Auld, D., and Sons, White vale Foundry, Glasgow Baldwin, James, and Co., Keighley, Yorks. Hopkinson, J., and Co. Ld., Huddersfield Lancaster & Tonge Ld., Pendleton, Manchester Princeps & Co., Sheffield Boyles Ld., Irlam, Manchester Stewarts and Lloyds Ld., Birmingham & Glasgow United States Metallic Packing Co. Ld., Bradford Wright’s Forge and Engineering Co. Ld., Tipton STEAM Wagons— Voitures autos d vapeur Steam Winches—Treuiis a vapeur Clarke, Chapman & Co. Ld., Gateshead-on-Tyne Phillips, C. D., Newport, Mon. Wood, John, and Sons Ld., Wigan STEEL—Fabricants d’acier Cooke, William, and Co. Ld., Tinsley, Sheffield Cradock, George, and Co. Ld., Wakefield Hadfields Ld., Hecla Works, Sheffield Hardy Patent Pick Co. Ld., Sheffield Hodgson, E. W., and Co., Sheffield Latch and Batchelor Ld., Hay Mills, near B’ham Mining Engineering Co. Ld., Sheffield Shelton Iron, Steel & Coal Co. Ld., Stoke-on-Trent Stewarts and Lloyds Ld., Birmingham & Glasgow Thompson and Co., Wigan Steel Blooms, Billets—loupes et lingots en acier Cradock, George, and Co. Ld., Wakefield Benton, B. M., and Co. Sheffield Scott, Walter, Ld., Leeds Steel Works, Leeds STEEL Flats AND ROUNDS—Barres et ronds en acier Scott, Walter, Ld., Leeds Steel Works, Leeds Steel Tinbars—Bidons d tales de fer-blanc Scott, Walter, Ld., Leeds Steel Works, Leeds Stencil Plates, Steel Stamps, &o— Patrons, poingons, &c. Lawson, John, and Sons, 26, Carver-lane, Sheffield Pryor, Ed., and Son, 112/116, Bockingham-street, Sheffield Stone Breakers—Casse-pierres Hadfields Ld., Hecla Works. Sheffield Hardy Patent Pick Co. Ld., Sheffield Johnson, Wm., & Sons (Leeds) Ld., Armley, Leeds Stonedust Grinding Plant—Brodeurs (poussiere de schistes) Fletcher, George, and Co. Ld., Litchurch, Derby “ Jeffrey”—Hugh Wood & Co. Ld., N’castle-on-T. Job ison, Wm., ASons (Leeds) Ld., Armley,Leeds Stoneware ( Sanitary ) — Gres sanitaires Bradley Pulverizer Co., 37, Walbrook, E.C. STRUCTURAL Steelwork—Constructions en acier Goodall, Clayton and Co. Ld.. Hunslet, Leeds Hardy Patent Pick Co. Ld., Sheffield Scott, Walter, Ld., Leeds Steel Works, Leeds Wright’s Forge and Engineering Co. Ld., Tipton Sulphate of Ammonia Plant — Appareils recuperation du sulfate d’ammoniaque Copp6e Co. (Gt. Britain), Kingsway, London Koppers’ Coke Oven a, Bye-Product Co., Sheffield Simon-Carves Ld., 2C, Mount-street, Manchester