1090 THE COLLIERY GUARDIAN. December 1, 1916. S3 GEORGE FL ETCHER & CO. LTD DERBY SPECIALISTS IN COLLIERY, MINING & CEMENT WORKS PLANT UNDER GOVERNMENT CONTROL. PIT CAGES FOR ANY DUTY. Iron Cages to any Specification. All Steel or Wrought GF8CQ.UTU . 415. Foundry Co. Ltd., ■ -WX ■ ’ ■ £ I ox.-• - - ■ - N • 2- 4’- .' 'N The Gosforth Malleable Ironfounders, Dronfield, near Sheffield. npCI Cphone : 817 (2 lines). 1 13 L/ Elframs : “Amarilla, Derby.” London Office : 21, Mincing Lane- ’Phone: 2813 Avenue. ’Grams: “Amarilla, Fen, London.” Makers of all kinds of Driving and Elevator Chains, Sprocket Wheels, Elevator Buckets. &c. Walter Scon Ltd. Leeds LEEDS STEEL WORKS. England. ■ v .. . - - ■ ' y - ■ ■ ' .-.ju FERRO-CONCRETE LINING ' ... ■■■ ■: . . — ■ . ■ '■ ■■ £ - ‘■■-X MANUFACTURERS OF BRITISH STANDARD ROLLED STEEL JOESTS, CHANNELS, TRAMRAILS AND PERMANENT WAY RAILS, &o. Example of 10 In. x 6 in. * 42 lb. R.S. Joists curved for Framework to Roadway. Pit Head Frame. Erected in Works for inspection. YEARS of STUDY and EXPERIENCE HAVE BROUGHT MY SYSTEM OF CEMENTATION TO PERFECTION. TO COLLIERY PROPRIETORS. Shafts sunk, tunnels driven, and other mining constructions carried out in difficult and very wet ground by the best method. Success guar- anteed. 18 shafts completed in England, and 7 in progress. Ferro-Concrete Lining a speciality. Feeders of water in shafts or levels effectually treated. ALBERT FRANCOIS, "donca^ Telegrams—“ Francois, Doncaster,” Telephone—4 08 Doncaster, QUALITY m SWITCH GEAR. ROLLED STEEL JOISTS for PIT PROPS, FRAMEWORK TO ROADWAYS. &c. STRUCTURAL STEELWORK FOR BUILDINGS, &c. Mild Steel Blooms, Billets, Slabs, Tinbars. Rounds & Flats. Rolls cut for Special Sections and to approved quantities. Hooks of Sections and other information on application. LIQUID SWITCH GEAR of HIGH- CLASS MAKE and GOOD DESIGN. WRITE for LIST No. 60 with PRICES and OUTPUT S J. H. HOLMES & CO., Newcastle-on-Tyne.