1102 THE COLLIERY GUARDIAN. June 8, 1917. THE BRITISH EXPLOSIVES SYNDICATE LTD. 124-ST VINCENT STREET GLASGOW THAMES POWDER N° 2 Charge Limit 22 Ounces NEEDS NO THAWING The PREMIER Screen in the WORLD is Norton’s Patent Horizontal Main Screen " . f4 NORTON’S PATENT HORIZONTAL MAIN SCREEN AND COMBINED PICKING CONVEYOR, fitted with our Patent Air Cushioning Cylinders. The Screen illustrated is 5 ft. 6 in. wide, having four decks, and will deal with 125 tons of coal per hour separated into four sizes, and passing the large coal without any fall to the Picking Conveyor. REQUIRES NO SPECIAL FOUNDATION. Will work continuously WITHOUT BOLTING DOWN. Will Screen more efficiently than any other screen. Over 150 Screens now at work. For PERFECT sizing & loading USE • PULSATING CONVEYORS AND PULSATING LOADING JIBS (NORTON’S PATENTS). NORTONS (TIVIDALE) Ltd., HECLA Works, Tipton, England. TUBE MANUFACTURERS EDWIN LEWIS & SONS LTD., WOLVERHAMPTON. Works: MONMORE GREEN and ETTINGSHALL. LIVERPOOL Warehouse: 58, SOUTH JOHN STREET. Telegrams: “LEWIS, WOLVERHAMPTON." Telephone: No. 1147 WOLVERHAMPTON (Private Branch Exchange). Its production has aimed at and attained a far higher standard of strength, reliability and economy than that of any other existent brake lining. A unique service We invite your enquiries Send post card for our Catalogue and Drawings. CLUTCH LININGS Old-established Spinners and Manufacturers and Patentees of Pure Asbestos Fabrics, etc. MILLS. BRADFORD. 11, Bothwell St., GLASGOW; 84, Hawthorne Av., SWANSEA; & 44'45, Exchange Bldgs., New St., BIRMINGHAM. Telegrams—“ASBESTOS,” BRADFORD ”e ™Contractors to thejAdmiralty, the India Office and War Office, the Telephone—950 BRADFORD. Crown Agents for the Colonies, & numerous British Railways, etc. BRAKE and CRESSWELLS’ Ld., WELLINGTON