864 THE COLLIERY GUARDIAN. October 29, 1915. GOODALL, CLAYTON & Co. Lo. GREENWOOD & BATLEY Ltd., ALBION WORKS, LEEDS. LEEDS. Telegrams :— “Vertical, Leeds.” Telephone:—1982, Leeds. ww Xi O' v. ■ I v. MAKERS AND ERECTORS OF SCREENING PLANTS, PICKING BELTS, SCREENS, PITHEAD GEARS. BUNKERS, ROOFS, STEEL STRUCTURAL WORK, &c. GAS RETORT INSTALLATIONS, CONVEYING PLANTS. Telephone—5200 LEEDS. Telegrams" GREENWOOD. LEEDS.” ■■ ■ ■ ■ STEAM TURBINES HIGH PRESSURE—EXHAUST STEAM—MIXED PRESSURE. FROM 3-B.H.P. TO 600-B.H.P. Part of order for totally enclosed gas- proof Mining Motors with ball bearings and plate glass spy holes. M 1 4 4 ■1 RepresentativesH. L. CHESTON, Clarendon House, Boston Spa, Yorks. W. OGDEN DAYSON, 1, Mount Street, Swansea, for South Wales. ELECTRIC MOTORS AND GENERATORS. A.C. AND D.C. FOR ALL PURPOSES. TURBON. The 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., LONDON Address— T T 7T KT”S7T V ’V 3<, Victoria Street, S.'W. It e BOILER HOUSE ECONOMY. The Heywood Patent Furnace Bars and Smoke Burner Combined. . , EL X The illustration shows the Bars made in 5 ft. or 6 ft. lengths, with ribs cast on. This Bar has been designed to meet the requirements of Coffieries, Steef Works, Forges, Locomotives, Steamers, and all other types of Furnaces that are very hard fired. Write for Catalogue and price to— THE “ HEYWOOD ” AIRTIGHT DAMPER CO. LTD., Grove Foundry, Gomersal, LEEDS. WALKER BROS. (Wigan) Ltd., ■ £ - Air Compressing and Blowing Engines, with LIGHT DISC VALVES to NEW PATENTS. A PAIR OF COMPOUND CORLISS TWO-STAGE TWIN TANDEM COMPOUND WINDING AIR COMPRESSING ENGINES ENGINES. “INDESTRUCTIBLE” TYPE VENTILATING FANS for Steam or Electric Driving. WINDING. HAULING AND GENERAL MINING MACHINERY. PAGEFIELD IRONWORKS, WIGAN. NEW BROAD STREET HOUSE, E.C.