February 9, 1917. THE COLLIERY GUARDIAN 305 JAMES SPENCER & GO. 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. I !■ i- It- CLARKE, CHAPMAN & CO. LTD Victoria Works, GATESHEAD. GENERAL AND ELECTRICAL ENGINEERS — AND — BOILERMAKERS. Specialists in Colliery Power Plant, Haulage and Winding Gears, Water Tube Boilers (“Woodeson” Patents), Pumps for all purposes (steam and electrically driven). Water Tube Boiler, “ Woodeson " Patents, fitted with Patent Superheater and Stoker of the Underfeed Type. Telephones— 1070-1073 Central, Newcastle. 137, City. Telegrams— _ , ~ , , , rtt ™ r j Sectional view of Boiler showing Superheater Cyclops, Gateshead. Cyclops Fen, London. jn posjtion. Purchasers* Guide to Advertisers* Specialities—(continued). Sleepers (Iron and steel)— Trawr»e«tunmei Head, Wrightson and Co. Ld., Stockton-on-Tees TURBINES—Turbines Beiliss and Morcom Ld., Birmingham Greenwood and Batley Ld., Albion Works, Leeds TURBINES (Exhaust)—Turbines d vapeur d’6chappe- ment Beiliss and Morcom Ld., Birmingham Greenwood and Batley Ld., Albion Works, Leeds Turbo Alternators- Turbo-alternate rs Bruce Peebles & Co. Ld., Edinburgh Turntables—Plaques toumants Du Croo & Brauns, 53, Victoria-st, London, S.W Isca Foundry Co. Ld., Newport, Mon. Summerson, Thomas, and Sons Ld., Darlington Wright’s Forge and Engineering Co. Ld., Tipto» TUYERES—Tuyeres Boyles Ld., Irlam, Manchester Bussell, John, and Co. Ld., Walsall Scottish Tube Co. Let, 34, Bobertson-st., Glasgow Stewarts and Lloyds Ld., Birmingham A Glasgow