June 12, 1914. THE COLLIERY GUARDIAN. 1325 THE ISCA FOUNDRY COMPANY LTD., RAILWAY PLANT Sc GENERAL ENGINEERS, Switches, Crossings, Turntables, Water Cranes, Girders, Bridges, Roofs, Pipes, Pumps, Wagons, Tanks, Engines, Boilers, Cranes, Works: NEWPORT, MON. London Office: 16&17 Devonshire Sq. Bishopscate St., E.C. Mining BOOKS At Tremendous Reductions ! New Books at 25 per cent. Discount! Books on Mining, Technical and all other Sub- jects. Sent on Approval. State "Wants. Send for Lists. Books Purchased. W. & Gr. FOYLE, 121-123, Charing Cross Road, London, W.C. Noted for Turtle Soup. Telephones—6911,6912 and 6913. Telegrams— Queen’s Hotel, Manchester. QUEEN’S HOTEL, PICCADILLY, MANCHESTER. This drst-class Hotel holds the record for Public and Private catering. Choice Wines, Havana Cigars, &c. MODERNISED & REFURNISHED THROUGHOUT. HANDSOME NEW LOUNGE. Table d’hote Lunch 1 to 3. Table d’hote Dinners 6 to 8. Served at separate tables. Write for Tariff of Charges to— GEORGE HILLMER, MANAGER. .'AV ■/ British Manufacture. Beit Quality at Loweit Prices. Every description either eeparate or In cases. tPMIALllln. CARDBOARD PROTK.ACTOR, rtadlni to V, at Sa. Bd., postage 6d. ILLUSTRATED CATALOGUE OS APPLICATION. WN MARG IMP Mathematical Drawing and Surveying * n» nyilis.1 WU, Instrument Manufacturer, 47, Finsbury Pavement, LONDON, E.C. Established 1851. Factory—HACKNEY, E. British Insulated & Helsby Cables Ld., ELECTRICAL CABLE MAKERS & ENGINEERS. REGD.i TRADE "MARK. Works: Prescot, Uelsby & Liverpool. SEE LARGE ADVERTISEMENT EVERY FOURTH WEEK. WHY NOT USE THE MOST RELIABLE MATERIAL For your Air, Water, &c., Mains ? —----- ESPECIALLY AS IT IS ALSO THE MOST ECONOMICAL! - Mannesmann Tubes (Spigot & Faucet, Flanged, &c.) are SOLID Illustrated Booklets fbom— THE BRITISH MANNESMANN TUBE CO. LTD., Salisbury House, London Wall, LONDON, E.C. WORKS: LANDORE, SOUTH WALES. BRANCH OFFICES and AGENCIES at BIRMINGHAM, MANCHESTER, NEWCASTLE-ON-TYNE, BELFAST, CARDIFF, GLASGOW, MIDDLESBROUGH & NEWPORT (MON.). PUMPS FOR DIP WORKINGS IN COLLIERIES, MINES,' &c. Lift 25 ft. Force 60 ft. and more. Worked by the handle being pushed TO and FRO. WILLCOX SEMI-ROTARY WING PUMPS. . i in. to 4 in. ,000 Stocked in IRON, also BRASS. EASY ACTION. SPLENDID RESULTS. W. H. WILLCOX & CO. LTD. Large Sizes 2| in. to 4 in. bore have double handles for two or more men. ■B Al I feill BO a. also for QUARRIES. and great CAPACITIES, which amount to over 8,000 gallons per hour. They are EASILY FIXED, and we mount them in various ways for hand and power. We have excellent testimonials and receive large orders for these Pumps from MINE MANAGERS, &c., on account of their Fitted also for POWER. EXCELLENCE IN WORKING 32/38, Southwark Street, LONDON, S.l Semet-Solvay Coke Ovens SECTION OF OVEN 1 SHOWING SOLID CONSTRUCTION. Strongest in Design. Separate sets of flues to each oven. Very low Maintenance Cost. “DIRECT” AMMONIA RECOVERY PLANT, giving increased yield of Sulphate, with less Labour, and a saving in Steam consumption. THE COKE OVEN CONSTRDCTION CO. L! Howard Chambers, 155 Norfolk Street, SHEFFIELD.