October 29, 1915. THE COLLIERY GUARDIAN. 869 Walter Scon Ltd. Leeds, LEEDS STEEL WORKS, England. MANUFACTURERS OF BRITISH STANDARD ROLLED STEEL JOISTS, CHANNELS, TRAMRAILS AND PERMANENT WAY RAILS, &c. Example of 10 in. x 6 in. 42 lb, R.S. Joists curved for Framework to Roadway. / * f J ® • / Pit Head Frame. Erected in Works for inspection. \ ♦ V k ROLLED STEEL JOISTS for PIT PROPS; FRAMEWORK TO ROADWAYS. &c. STRUCTURAL STEELWORK FOR BUILDINGS, Ac. 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. ■tea ■■ ■ ?' ■■ • ; ''-x.' Blowing and Exhausting Fans for blowing brazing, rivet-heating, and forge fires, and all kinds of furnaces ; exhausting dust from grinding and polishing machines, and local ventilation of tunnels and mine- drifts, etc. These Fans are strongly built, and run equally well in any position. We have a wide experience in the application of Fans and Blowers, and our expert knowledge is at the disposal of clients. James Keith & Blackman C" Ltd 27, Farringdon Avenue, LONDON. AND AT Manchester, Newcastle, Cardiff, Leeds, Glasgow, Edinburgh, &c. NEW type‘SPECIAL’ PUMP. Reduced Prices. Less Steam Used. No Outside Pipes. Much Simplified. TANG YES LTD BIRMINGHAM. No. 422 D.