454 [supplement PAGE II.] THE COLLIERY GUARDIAN. March 1, 1918. _______ “SIMPLET CIRCULATOR” FOR EFFICIENCY AND ECONOMY. ?»to15%MORE STEAM 05? (.SAVSNGmFUEJ/ " LANCASHIRE BOILER FITTED WITH CIRCULATOR. For further particulars apply to: THE ~~--------------- LONDON SIMPLET ENGINEERING C° L“ Telephone— OO CI TI I I T1MI QTP 17 I? T Telegrams- CENTRAL 11029. V V/ JLVJL 1 IVLjJj I , “LONPLET, FEN, LONDON.’ FENCHURCH STREET, LONDON, E.C. 3. GOODALL, CLAYTON & Co. Lo Telegrams :— “Vertical, Leeds.” Telephone :—1982, Leeds. LEEDS. MAKERS AND ERECTORS OF SCREENING PLANTS, PICKING BELTS, SCREENS, PITHEAD GEARS. BUNKERS, ROOFS, STEEL STRUCTURAL WORK, &c. GAS RETORT INSTALLATIONS, CONVEYING PLANTS. Representatives;- H. L. CHESTON, Clarendon House. Boston Spa, Yorks W. OGDEN DAYSON, 1. Mount Street Swansea far South W»I» WIRE ROPES & Jx, WIRES, Aw.wA iyL ESTABLISHED 1864. AA MARK. MARK. CONTRACTORS TO WINDING. The Admiralty, War Office, Crown Agents for the Colonies, Post Office, India Office, Trinity House, and various Foreign and Colonial Governments. HAULING. WINDING ROPES \ HAULING ROPES Specialities: ■' CRANE ROPES \ GUIDE ROPES ( SIGNAL WIRES Telegrams-- " WHITECROSS, WARRINGTON.” THE Telephone—Nos. 9, 10 & 11, WARRINGTON. WHITECROSS CO. LTD., WARRINGTON. Agents for N. S S. Midlands—BIRIN 8 CO., 29, Euston Road, London, R.W. 1.