August 4, 1916. THE COLLIERY GUARDIAN. 231 HAULING ENGINES (Own Manufacture). Three, Six, & Six REPEAT ORDERS from different Collieries for this type of Engine. This Photo is taken from 8 in. x 12 in. stroke double cyls. “ G ” type, single drum, 2 ft 6 in. dia. x 15 in. wide, flanges 9 in. deep. Double drum, each drum being 2 ft. 6in. x 12 in. wide between flanges flanges 9 in. deep with Helical Steel Gearing. Steel side frames. Friction-Driven Winding Gear (Own Manufacture). The motive power is taken through a friction coupling, and can be coapled either to Steam, Diesel, Oil, or Gas En- gine. The drums are also operated by iieavy friction clutches put in and out of gear by quick screw and lever attach- ment. Photo is taken from 25 30 b.h.p. Gear work- ing off a Diesel Engine and hauling at the rate of 8 ft. per second. Two drums each 2 ft. 6 in. dia. x 12 in. wide, 9 in. depth of flange, running on heavy gunmetal bushes. Powerful foot brakes. Built on w.i. girders 6inv x 14 in. section, and braced together with cast iron distance pieces. CHARLES D. PHILLIPS. Emlyn and Central Engineering Works and Foundry, NEWPORT, MON., England. THE ORIGINAL FIRM—ESTABLISHED 1867. The Colliery Ready Reckoner and Wages CALCULATOR. By JAMES IRELAND. " Will be the means of preventing many disputes between pay clerks and colliers.”—if inin Journal. Colliery Guardian Office. 30 & 31, Furnival-street, Holboni London, E.C. Cloth limp, price Is. 6d.; poet free, 1«. Id. WOODITE' The best material for Conical GAUGE GLASS RINGS in all sizes and sections For Valves, Joint Rings, Pump Cups, Ram Rings, Packing Rings. Price List and full particulars on application to— WOODITE CO., Mitcham Common, Surrey. Control lers for all sizes of Colliery Tubs, Tipping Trucks, and for all working conditions. Compressor Type, 6 " to 9" compression for heavy shock absorption, 3” or less for cages. Saves the axles, & offers great scope for economy of upkeep. J. & J. NEIL & CO.. Patentees and Makers, 9 3, Hope Street, GLASGOW. r iwmr iuahoA > J.H.NAVtOP -I . SOLE MAKER 7 >V^.WlCAH NAYLOR’S APPROVED BIFOLD MARSAUT LAMP. Gives the beat light, is the beat Gas Dettctor, and the Safest Flame Lump pro urable. NEW MINES ACT. Approved Miners’ Lamps TO MEET ALL REQUIREMENTS OF THE ACT. Arranged for Electric Ignition and with Mag- netic Lock. Particulars furnished on application. Demonstrations arranged by appointment. J. H. NAYLOR, Central Brass Works, Established 1861. WIGAN. OILS W. H. WILLCOX & CO. LTD., 32 to 38, Southwark Street, London. Super-qualities for all Colliery lighting and power plants. Let us quote for YOUR requirements. We are holding LARGE STOCKS of our lubricants ready for immediate delivery. A COPY OF OUR^ 736 pp. CATALOGUE, containing particulars of Colhery Engineers’ Stores, will be gladly sent upon Semet-Solvay Coke Ovens SECTION OF OVEN Strongest in Design. Separate sets of flues to each oven. Very low Maintenance Cost. “DIRECT” AMMONIA RECOVERY PLANT, giving increased yield of Sulphate, with less Labour, and a saving in Steam consumption. SHOWING SOLID CONSTRUCTION. THE COKE OVEN CONSTRICTION CO. L! Howard Chambers, 155, Norfolk Street, SHEFFIELD