206 [supplement PAGE XIV.] THE COLLIERY GUARDIAN. July 26, 1918. The PREMIER Screen in the WORLD is Norton’s Patent Horizontal Main Screen. 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. Quick Delivery zxy * * J Jji A 3 MEDIUM AIR MACHINES. 2 SMALL 1 SMALL ELECTRIC HURD COALCUTTER AND ENGINEERING CO., Works : 35, Pitt Street, GLASGOW. From Stock. THE Corlett Electrical Engineering Co. Ld. T’phone— 63 Wigan. WTC1 AN .. T’gram— Corlett, Wigan.” Contracts Dept. - Ref. C.D. Manfg & Repairs Dept. - Ref. W.D. Stores Dept. - Ref. S.D. W.D. Liquid Starters, Starting Gear, Mining Switches and Distribution Gear, Armature Repairs. JOHN WOOD & SONS, L™ Engineers, BARLEY BROOK FOUNDRY, WIGAN. Telephone—No. “ 5 5 ” Wigan. Telegrams—“ Haulage, Wigan and Improved “ OUTSIDE- BAND” FRICTION CLUTCH. Fitted with AUTOMATIC BRAKE 100-H.P. “ENDLESS” 'wot 11 w H -'G: Haulage Gears of every typo. WINDING, PUMPING & AIR COMPRESSING ENGINES.