12 THE COLLIERY GUARDIAN. January 5, 1917. Walter Scon Ltd. Leeds, LEEDS STEEL WORKS, England. MANUFACTURERS OF BRITISH STANDARD ROLLED STEEL JOISTS, 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. GOODALL, CLAYTON & Co. Lo. LEEDS. Telegrams “Vertical, Leeds.” Telephone:—1982, Leeds. MAKERS AND ERECTORS OF SCREENING PLANTS, PICKING BELTS, SCREENS, PITHEAD GEARS. 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 Books of Sections and other information on application. BUNKERS, ROOFS, STEEL STRUCTURAL WORK, &c. GAS RETORT INSTALLATIONS, CONVEYING PLANTS. Representatives:—H. L. CHESTON, Clarendon House, Boston Spa, Yorks. W. OGDEN DAYSON, 1, Mount Street, Swansea, for South Wales, JOHN WOOD & SONS, L" Engineers, BARLEY BROOK FOUNDRY, WIGAN. Fitted with AUTOMATIC BRAKE and Improved “ OUTSIDE BAND” FRICTION CLUTCH. 100-H.P. “ENDLESS” Telephone—No. “55” Wigan. Telegrams—“ Haulage, Wigan.” • OK 41 I I OS f ■ ■ I I w ■ w r - W ■ ? * , i A Hr , . •_ r ■ Ml u hv x. ,.W Haulage Gears of every type. WINDING, PUMPING & AIR COMPRESSING ENGINES.