November 15, 1918. THE COLLIERY GUARDIAN. 1003 ' INCREASE YOUR OUTPUT. WE CAN GIVE YOU THE BEST SERVICE AT THE LOWEST COST NO LEAKAGE OF ACID BRITISH PRODUCTIONS ENTIRELY ACCUMULATORS for all purposes. Telegrams— “ PELECTLYTO, BOCHURCH, LONDON.” Telephone— 119 STRATFORD. ■ Melting’s Patent Automatic EXPANSION GEAR for Winding Engines . . . SAVES up to 50 % in STEAM CONSUMPTION. APPLY FOR FULL PARTICULARS— WORSLEY MESNES IRONWORKS LTD., Telegrams— VUI fl A. pll Telephone •‘ENGINES, WIGAN.” No. 46 WIGAN. NATIONAL IMPORTANCE SAVE FUEL. Firemen’s Emergency Pocket Lamp. Size 5i in. by 4 in. Miners’ Electric Lamp. Weight 41 lb. g-SIMPLET Fit up a "CIRCULATOR CIRCULATOR. w ■ ■ J J Can be installed in a few hours without interfering with existing fittings. Adopted by Collieries, Iron & Steel Works, and all large steam users. MORE POWER Pearson’s Electric Miners’ Lamp C! L° Virtnria WnrVc Marchoratp l ano Slfraffnrd T ONDAN F 1 THE LONDON SIMPLET ENGINEERING CO., Ltd. BOLTON HOUSE, CULLUM STREET, FENCHURCH STREET, E.C. 3 Telephone : Avenue 872. LABORATORY— 20 CULLUM STREET, E.C.3. Telephone: Central 11029. Telegrams: “Lonplet, Fen, London.” WELDLESS STEEL TURES AND CONSTRUCTIONS. British Manufacture throughout. High-class Quality. Excellent Finish. Accuracy. The material for your requirements may be in stock. HAMMERED CAST IRON Premier Works, PISTON RINGS Don Road, SHEFFIELD. Process). All airea from 2|in. to 72 in. In our Special Piston Ring Iron. THE STANDARD PISTON RING & ENGINEERING CO. LIU, QUICK DELIVERY. LOW PRICES. *«ar -oZKEXm.- J. E. SLACK, GO, QUEEN VICTORIA STREET, LONDON, E.C. Depot—Mill wall. Telegrams—“ Jeslaker, Cannon, London.” These Dials are practically indestructible. THE THORNTON PATENT 1 OIALS. TYPES. OF ALL WATER TUBE TYPE. Simplicity of design with maximum efficiency. WOLVERHAMPTON, Eng. The working parts are incased and thus rendered free from damage by dust and grit. Send for illustrated booklet. A. G. THORNTON Paragon W orks, 19, King Street West, MANCHESTER. THE “CROWN” ROTARY GEARED PUMP FOR OIL OR WATER AND SUDS. Useful in Collieries, Pumping Sta- tions, Railroad Shops, and also on Machine Tools. Supplied with | in., f in. or i in. Gas Suction and delivery. Capacity 120 gallons at 320 revolutions. THE CROWN ENGINEERING Co., 123-7 Sheenl Rd.. Richmond. Surrey. ■J ■» “CROWN” COVERINGS for Boilers, Piping, Superheaters, &c. 96 SAVING in Radiation, Greatest Economy, Longest Service. I, L - Liy I r. r- 'IP? I&.-U-if • I to’gs* Cannot be impaired, however intense the heat. Our TELLURIC CEMENT, unequalled for general purposes. Sole Makers’ SUTCLIFFE BROS Union Works, GODLEY, nr. Manchester.