April 18, 1913. THE COLLIERY GUARDIAN. 791 1 — J fl 9 KEITH CENTRIFUGAL FANS THE KEITH FANS ARE OF STRONG AND COMPACT CONSTRUCTION, AND GIVE EONG SERVICE WITH MINIMUM ATTENTION. THESE FANS ARE EXTENSIVELY USED FOR VENTILATION, INDUCED DRAFT, DUST EXHAUSTING, SMOKE REMOVAL, &c. James Keith & Blackman Co. Ld. 27, Farringdon Avenue, LONDON. Telegrams— “ Vertical, Leeds.’’ LEECH. GOODALL & CO Works: LEEDS. Telephone No.— 1982 Leeds. MAKERS AND ERECTORS OF SCREENING PLANTS, PICKING BELTS, PITHEAD GEARS, HEAPSTEADS, STEEL STRUCTURAL WORK, BUNKERS, SCREENS, ROOFS, CONVEYING PLANTS, GAS RETORT INSTALLATIONS. SOLE MAKERS OF THE SHAW-HEMSWORTH OVERWINDER. Write for Descriptive Pamphlet. Representatives H. L. C HESTON, Sandal, Wakefield. W. OGDEN DAYSON, 1, Mount St., Swansea. TANGYES THREE-THROW RAM PUMP *3 For Mining Purposes, Town’s Water Supply, &c. With BELT PULLEYS for driving by “SUCTION” GAS ENGINE, OIL ENGINE, STEAM ENGINE, or with ELECTRIC MOTOR. Fitted with OUTSIDE VALVE SPRINGS for HIGH SPEEDS. Quotations on receipt of particulars of the duty. TANGYES L™ BIRMINGHAM. No. 408 D