__ THE “ALL-IN” DRUM 54 THE COLLIERY GUARDIAN. July 9, 1915. Davenport’s Patents. I I Made in 3 Standard Sizes, 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 has no exposed working parts, and the Portable Type shown is a handy and safe machine of practical utility for Mining. for use with Compressed Air. DAVID ASHTON & C° AZTEC WORKS, — : : — SHEFFIELD. ______■ _■_.__ _ _■ __________ GEORGE FLETCHER & CO. LTD DERBY. SPECIALISTS IN COLLIERY, MINING & CEMENT WORKS PLANT. CRUSHING, GRINDING & SIZING PLANTS. Screening Plants. Pit Cages. Elevating and Conveying Plants. Steel Structures and Roofs. Ball Mills. Tube Mills. Mine Fans, For any Volume or W.G. Stone Dust Grinding Plants. Head Gears (Joist or Lattice Type). Simultaneous Tub Decking Plants. Patent Kep Gears. STONE DUST GRINDING PLANT UNDER ERECTION. 870. □ GEORGE FLETCHER TCI Cphone: 817. Two lines. 1 C LrfCgrams : Amarilla, Derby.** London Office : 21, Mincing Lane, E.C. ’Phone: 2813 Avenue. ’Grams: “Amarilla, Fen, London.”