April 19, 1918. THE COLLIERY GUARDIAN. [supplement page III.] 815 Wall Crane Hydraulic Jack. Heavy Lifting Crab Duplex Punch. A' Strong Wall Crab. Rail Bender. Screw Traverse'Jack. Gin Block. Worm'Block. Wood Haley Jacks.- •4sfr for List No. 28. YOUNGS, Ryland Street Works, BIRMINGHAM. 1 Tel. No.—296 Smethwick (4 lines) Grand Prix, Telegraphic Address "Carriage. ' ■ ■Pa4| . ...... , Smethwick, Birmingham.’ H MW tLj Buenos Ayres Exhibition. 1910. BIRMINGHAM RAILWAY CARRIAGE & WAGON CO. L0„ FOR HOME SMETHWICK. AND ABROAD. - MANUFACTURERS OF - - RAILWAY CARRIAGES & WAGONS of every description, including ALL-STEEL CARRIAGES. Pressed Steel Underframes, Bodies and Bogies. Makers of Railway Wheels and Axles, Ironwork, Axle Boxes, Castings, &c. Sole Manufacturers of Dean and Churchward’s Patent “ Eitherside ” Brake, and Marillier’s Patent “Instanter” Coupling. ■ WATER, STEAM, OIL, AIR, GAS, HYDRAULIC. CONTRACTS COMPLETED THROUGHOUT UNITED KINGDOM. J. W. HOUSTON & CO., partick cross GLASGOW. 12 RAISE, LOWER /RAISE^M IsTOP/^ wioo I ~/2 1 r ioM Patent No. 7638. and Patents No*. 7241 and 17607 applied for. WINDING SIGNALS “ NON-CUMULATIVE.” DAVIS’S Self-Contained SOLENOID BELL with DIAL INDICATOR. Simple, Efficient, Inexpensive. SEND FOR LIST 41V. JOHN DAVIS & SON (DERBY) LTD., All Saints Works, DERBY; & 17, Victoria St., Westminster, London. S.W. 1 Phone—240 Derby. Telegrams—“ Davis, Derby.” ELECTRIC PLANT^ACCESSORIES TELEP :297a (TWO LINES) TELEG THON” CABLES & SWITCHES. CARBON &- METAL LAMPS. HASLAM & STRETTON,LT,D ll.WINDSOR PLACE, . . CARDIFF. . . UP-TO-DATE EXPLOSIVES MAINTAINING OUR V 30 YEARS’ REPUTATION. '• ROBURITE No. 4 -------♦ AND ---- J NEGRO POWDER No. 2 THE SAFEST and MOST EFFICIENT EXPLOSIVES on the NEW PERMITTED LIST. ROBURITE & AMMONAL LIMITED, Gathurst, near Wigan. LONDON OFFICE: 103, Cannon Street, London, E.C. 4. Telegraphic Addresses: “Roburite, Cannon, London.” ‘‘Roburite, Gathurst.” Telephone Nos. : 141 Bank. 9 Upholland.