October 20, 1916. THE COLLIERY GUARDIAN. 737 TREBLE RAM PUMPS TRADE MARK. Telegrams :— “ Evans, Wolverhampton.” National Telephone, No. 39. For HIGH LIFTS in MINES, COLLIERIES, &c. MARK. TRADE LONDON OFFICE:— SALISBURY HOUSE, LONDON WALL, E.C. Sinking Pumps, Direct Acting Steam Pumps (Simple and Compound), Duplex Pumps (Simple and Compound), High Lift Power Pumps, Boiler Feed Pumps, AND Steam Pumps of every description. HORIZONTAL ELECTRICALLY DRIVEN TREBLE RAM PUMP. 1,200 feet Pattern. Electrically Driven Pumps, Centrifugal Pumps, Wire Rope Driven Pumps, Horse Pumps, Hand Syphon Pumps for Colliery Work, AND Hand Pumps of every description. JOSEPH EVANS * SONS &l Culwell Works, WOLVERHAMPTON. STANLEY Universally acknowledged to be the very best in design, material, workmanship and finish. Our Instruments are as perfect as it is possible to make them. Please send for our “ K. 12 ” Catalogue, and compare our prices with those of other first-class makers. Stanley’s Plain Hedley Dial. The Largest Manufacturers of SURVEY8NG and DRAWING INSTRUMENTS in the World. W. F. STANLEY & CO. LTD., 286, HIGH HOLBORN, LONDON, W.C. QUALITY m SWITCH GEAR. LIQUID SWITCH GEAR of HIGH- CLASS MAKE and GOOD DESIGN. J. H. HOLMES & CO., Newcastle-on-Tyne. WRITE for LIST No. 60 with PRICES and OUTPUTS ■ * ■ 'it * Under Weak or Broken Roof IRONCLAD machines, because of their small size (17" high, 29" wide, 7' 8" long) and absence of vibration, are able to work successfully where other machines cannot be used. Sullivan Ironclad LONGWALL COAL CUTTERS “Ask the Man who has one” Write for Catalogue 3073—A. SULLIVAN MACHINERY CO. (Established 1850), Salisbury House, London, E.C. DISTRICT AGENTS. SWINBURNE & HARDIE, Milburn House, Newcastle-on-Tyne. F. J. LYONS-DAVIS, 23, Victoria Avenue, Cardiff. ROBERT LAVER1CK, 2, Claremont Gardens, Nottingham. ARCHIBALD BAIRD & SON LTD., Hamilton.