658 THE COLLIERY GUARDIAN. October 1, 1915. GEORGE FLETCHER 4 CO. LTD SPECIALISTS IN DERBY COLLIERY, MINING & CEMENT WORKS PLANT. STEEL STRUCTURES AND ROOFS. Ball Mills. Tube Mills. Mine Fans, For any Volume or W.G. Stone Dust Grinding Plants. Simultaneous Tub Decking Plants. Patent Kep Gears. Crushing, Grinding, & Sizing Plants Head Gears. (Joist or Lattice Type). Screening Plants. Pit Cages. Elevating and Conveying Plants. TPI pphone:817. Two lines. 1 C L/Pgratns : ‘‘Amarilla, Derby.” STEEL STRUCTURE AND ROOF UNDER ERECTION. London Office : 21, Mincing Lane, E.C. UNDER GOVERNMENT CONTROL ’Phone: 2813 Avenue. (Jrams : Amarilla, ren, London. JOHN WOOD & SONS, LTD Engineers, BARLEY BROOK FOUNDRY, WIGAN. Telephone—No. “ 5 5 ” Wigan. Telegrams—“ Haulage, Wigan. Fitted with AUTOMATIC BRAKE and Improved “ OUTSIDE BAND” FRICTION CLUTCH. ■TO-vT-'-rrr~a«CTr.«yjt—■ 1OO-H.P. “ENDLESS” < V' s isor r ■ I 3/ ' Haulage Gears of every type. WINDING, PUMPING £ AIR COMPRESSING ENGINES.