258 THE COLLIERY GUARDIAN. August 6, 1915. THE “ALL-IN” DRUM 2A . Davenport’s Patents. The Engine and Gears are in the Right Place, They’re INSIDE, but easy to get at. They work in a Bath of Oil. The most compact, novel, and efficient HAULING DRUM on the Market. It exposed working parts, Portable Type shown is and safe machine of utility for Mining. has no and the a handy practical Made in 3 Standard Sizes, for use with Compressed Air. DAVID ASHTON & C? AZTEC WORKS, — : SHEFFIELD. TURBON. Tfee LATEST THING in FANS. Equally suitable for Mine Ventilation, forced and induced draught, or any other purpose. Great strength, simplicity and silence. Highest efficiency. Perfect balance at all speeds. Suitable for all pressures. Resists high temperatures without distortion. No rivets in blades. Manufactured by THE WADDLE PATENT FAN CO. LTD., ------------- FOR THE - TURBON PATENT FAN CO. LTD., laOXDOX Address- -y y KTT7T IF ’V’ 34, Victoria Street, S.W. Ja. • & p' L Z; S 200 \ * Established 1800. — BRASS TIME CHECKS JOHN LAWSON A SONS, Manufacturers of every kind of STEEL STAMPS, LETTERS, FIGURES, BRANDS, STENCIL PLATES, Ac. Telephone No. 577 Roebuck Letter Works, 26, Carver Lane, SHEFFIELD. Save Money » Save Coal - Save Steam By adopting FORREST’S PATENT AUTOMATIC Cylinder DRAIN COCKS on your Compound, Winding, Hauling, and all your Stationary Engines, Steam Winches, &c. (Thousands in use), now fixed on most new Engines turned out by leading Engineers. The Safest Automati ; Drain Cock ever fixed on Com- pound Condensing Engines, most positive in action. Makers of High-class Gunmetal Gland Taps. Wheel Valves, dec, PATENT Class B For Prices, Particulars and Testimonials, apply Sole Makers, APPLETON & HOWARD, ST. HELENS, LANCS. Contractors to the War Office. M. COULSON & CO. LTD., SPENNYMOOR, Makers of Coal Washers, Screening Plant, . . Conveying, Elevating, and Crushing Machinery, Tipplers, Tub Controllers, . . Storage and Drainage Bunkers. . . Replace parts and Repairs given Special Attention. Estimates and Full Particulars on Application ■X ■■■?¥; ■S'