Febkuary 25, 1916. THE COLLIERY GUARDIAN. 389 combined are invited. Years, References to Users Established 50 We have Specialised in this class of Machinery, and have designed and made more than all other firms ANTHRACITE COAL PLANT LTD., BRIDGEND, SOUTH WALES FOUNDED 1895. THE QUARRY Price— 6d. monthly. Annual Subscription, 7s. 6d. post free (payable in advance). Offices— 30 & 31, Furnival Street, Holborn. London. E.C. STEAM PUMPS. Many Bargrains. For all purposes. HORIZONTAL PUMPS. Compound d.a. Dunlex Steam Pump (new) for mining purposes, 14 in. by 22 in. br!4 in. by 12in. “ Tipton ” Compound. 13 in. by 22 in. by 10 in. by 24in. Tangye “ Special” Pumo. 16 in. steam by 6in. water by 36in. stroke. VERTICAL SINKING PUMPS. Dean's Sinking Pumo, 16 in. by 9 in. by 13in. by 16in. stroke. Cornish SINKING PUMPS, 16 by 9 by 24,12 by 8 by 24, 16 by 6 by 24, 8 by 4b^ 12. Three-throw RAM PUMP, rams 9in. by 15 in. stroke, by Usksid^ Eng.Co. Daniell’s Patent High-speed Vertical Three thr >w PUMP, 5,400 gallons p^r hour, and can be made suitable for sinking purposes. Horizontal Pumps, Vertical Pumps, Pulsometers, including Belt-driven Pumps in great variety. DONKEY and BOILER FEEDING. Large selection fecond-handland new Centrifugal Pumps. Also a number of Hand Pumps. For Sale. Hire, or Purchase hire. Lowest prices for Cash. Send particulars of requirements— CHARLES D. PHILLIPS, Emlyn & Central Works & Foundry, NEWPORT, MON. Established 1867. Price 3s. 1 Od. post free. A Practical Handbook for Colliery Electricians. ELECTRIC CIRCUIT PROBLEMS in Mines and Factories. — BY — ELLIS H. CRAPPER, B.Eng., M.I.E.E., Head of the Department of Electrical Engineering at the Unlvertity of Sheffield. The Colliery Guardian Co. Ltd., 30 & 31, Furaival-st., Holborn, London, E.C. A CHEAP YET MOST EFFICIENT INSULATOR AGAINST HEAT RADIATION Lf E KI KI9 C SPECIALLY W\Eh|^ I ^|V compounded “KISOL” (REGISTERED) CEMENT Sample I cwt. bag sent carriage paid to any address for 7s. 6d. ASK FOR “HINTS” ON COVERING STEAM PIPES, BOILERS, &c. . . ---Post Free on Application. - WM. KENYON A SONS Ltd., dukinfield, nr. Manchester. Rakes (Pit)—Racies Baker, John, and Son, Bilston, Staffs REDUCING Gear —Engrenage d reduction de vitesse Coventry Chain Co. Ld., Coventry Reducing Valves (Full Bore, Standard, &c.) —Dttendeurs Auld, D., and Sons, White vale Foundry, Glasgow Baldwin, James, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield Boyles Ld., Irlam, Manchester 'Refrigerators — Apparent fur gorifiques Pulsometer Engineering Co. Ld.. Beading Reinforced Concrete Midland Counties Reinforced Concrete Co., 39 Newhall-street, Birmingham RESCUE APPARATUS—Appareils de sav/vetage British Oxygen Co. Ld., Elverton-st., Westminster Mining Engineering Co. Ld., Sheffield Siebe, Gorman and Co. Ld., Westminster, S.E. RE8PI RAT0R8—Respirateurs British Oxygen Co. Ld., Elverton-st., Westminster Mining Engineering Co. Ld., Sheffield Siebe, Gorman and Co. Ld., Westminster, S.E. ■Rivets—-Bwets Baker, John, and Son, Bilston, Staffs Bayliss, Jones A 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, ana 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)—Bouieam et poulies pour appareils d’atttlage Bagnall, W. G., Ld., Stafford Crowther,Henry, & SonsLd., Cleckheaton, Yorks Hardy Patent Pick Co. Ld., Sheffield Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Benton, 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 Isca Foundry Co. Ld., Newport, Mon. Wootton Bros. Ld., Coalville, near Leicester Wright’s Forge and Engineering Co. Ld., Tip ton ROPES (COTTON Driving)—Cordages en cotton Kenyon, Wm., and Sons Ld., Dukinfield ROPES (Driving)—Cdbles de transmission Kenyon, W., A Sons Ld,, Dukinfield, Manchester R0PE8 (Hemp AND Manilla)—Cordages de chanvre et de manille ROPE PRESERVATIVE—Enduit protecteur pour cdbles Purchasers* Guide to Advertisers* Specialities—(continued). 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 a6riens par cdbles Oradock, George, and Co. Ld., Wakefieldl Johnson and Phillips Ld„ Charlton, Kent Rubber-Covered Rollers—Rouleaux avec garni- ture en caoutchouc Beddaway, F., A Co. Ld., Pendleton, Manchester SACKS AND Bags—Sacs et bdches Saws and Sawing Appliances—Scies et appareils de sciage Scaling Tools Diamond Blower Co. Ld., 75b, Queen Victoria- street, E.C. &00VIN8 FOR COAL AND Coke—Fourches d charbon et d coke Baker, John, and Son, Bilston Hardy Patent Pick Co. Ld., Sheffield Theeaam, E. C., Ld., Dudley Sorewing Machines-Machines d fiieter Frost, Albert, and Co., Sheffield Tangyes Ld., Cornwall Works, Birmingham Youngs, Byland-street Works, Birmingham Screws (Stretching)—Tendcurs Youngs, By land-street Works, Birmingham Sewage Treatment Plant—Appareils pour ie traitement des eaux d’tgout Mather and Platt Ld., Manchester SHAFTING —Arbres de trans nission 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—Pondage de puits Francois, Albert, Whitehouse-chambers, Don- caster Trefor Boring & Sinking Co., Brussels; and at 329, High Holborn, London, E.C. SHEET Iron—Toles en fer 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)— Eevetement de t6le pour cylindres Baker, John, and Son, Bilston Kenyon, Wm., and Sons Ld., Dukinfield Shot-Firing Batteries and Cables—Appareils et cdbles i’amorgage British Explosives Syndicate Ld., Glasgow British Insulated ana 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., Glasgow4 Shovels and Shovel Trees—PMes et accessoms Baker, John, and Son, Bilston, Staffs| Fell, C. A., Dronfield, near Sheffield Frost, Albert, and Co., Sheffield Etardy Patent Pick Co. Ld., Sheffield Benton, B. M., and Co., Sheffield Theedam, E. C., Ld., Dudley SHOVELS (Sprinkling)—Pelles de chargement pour chaadieres Fell C. A., Dronfield near Sheffield SIDING8—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)—stgnaux visuels Davis, John, and Son (Derby) Ld., Derby Neil, J. A J., A Co., 93, Hope-street, Glasgow Sutcliffe, Bichard, Horbury, Wakefield Theedam, E. 0., Ld., Dudley Wood, John, and Sons Ld., Wigan SLEEPERS (IRON AND 8TEEL) —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., Ld., Greek-street, Leeds Benton, B. M., and Co., Midland Works, Sheffield Smiths’ Tools—outiis 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 fumtes Mining Engineering Co. Ld., Sheffield Siebe, Gorman and Co. Ld., Westminster, S.E. Spanners Fastnut Ld., 115, Newgate-street, London Speed-Reducing Gears—Engrenages d reduction de vitesse Brown, David, A Sons (Hudd.) Ld., Huddersfield Wood, John, and Sons Ld., Wigan Sphincter Grip Armoured Hose—Tuyaux amis Beddaway, F., A 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 Chorley Bailway 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— Sptcialistes en tout ce qui concerns la vapeur Fell, C. A., Dronfield, near Sheffield Princeps A 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, Eobertson-st., Glasgow Spencer, John, Ld., Tube Works, Wednesbury Stewarts and Lloyds Ld., Birmingham A Glasgow Steam Mains and Pipe Installations — G’onduites de vapeur Stewarts and Lloyds Ld., Birmingham A Glasgow Steam-Saving Appliances — Scmomiseurs de vapeur Boyles Ld., Irlam, Manchester STEAM Traps—Purgeurs de vapeur Auld, D., and Sons, Whitevale Foundry, Glasgow Baldwin. James, and Co., Keighley, Yorks. Hopkinson, J., and Co. Ld., Huddersfield Lancaster A Tonge Ld., Pendleton, Manchester Princeps A Co., Sheffield Boyles Ld., Irlam, Manchester Stewarts and Lloyds Ld., Birmingham A Glasgow United States Metallic Packing Co. Ld., Bradford Wright’s Forge and Engineering Co. Ld., Tipton STEAM Wagons— Voitures autos a vapeur Steam Winches—Treuiis a vapeur Clarke, Chapman A 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 A Coal Co. Ld., Stoke-on-Trent Stewarts and Lloyds Ld., Birmingham A Glasgow Thompson and Co., Wigan STEEL Blooms, Billets—Loupes et lingots en acier Benton, B. M., and Co. Sheffield Scott, Walter, Ld., Leeds Steel Works, Leeds Steel Flats and Rounds—Barre* et ronds en acier Scott, Walter, Ld., Leeds Steel Works, Leeds STEEL TlNBARS—Bidons d tdles defer-blanc Scott, Walter, Ld., Leeds Steel Works, Leeds Stencil Plates, Steel Stamps,&c — Patrons, poin^ons, &c. Lawson, John, and Sons, 26, Carver-lane, Sheffield Pryor, Ed., and Son, 112/116, Bockingham-street, Sheffield Stone Breakers—Casse-ptems Hadfields Ld., Hecla Works, Sheffield Hardy Patent Pick Co. Ld., Sheffield Johnson, Wm., A Sons (Leeds) Ld., Armley, Leeds Stonedust Grinding Plant—Brodeurs (pousstere de schistes) Fletcher, George, and Co. Ld., Litchurch, Derby “ Jeffrey”—Hugh Wood A Co. Ld., N’castle-on-T. Johnson, Wm., A Sons (Leeds) Ld., Armley,Leeds Stoneware ( Sanitary ) — tamtams Bradley Pulverizer Co., 37, Walbrook, E.C. STRUCTURAL Steelwork—Constructions en acier Goodall, Clayton and Co. Ld.. Hunslet, Leeds Hardy Patent Pick Cd. Ld., Sheffield Scott, Walter, Ld., Leeds Steelworks, Leeds Wright’s Forge and Engineering Co. Ld., Tipton Sulphate of Ammonia Plant — Appareils recuperation du sulfate d’ammoniaque Copp^e Co. (Gt. Britain), Kingsway, London Koppers’ Coke Oven A Bye-Product Co., Sheffield Simon-Carves Ld., 2C, Mount-street, Manchester