April 19, 1918. THE COLLIERY GUARDIAN. 781 Pumps «nd Pumping MACHINERY SINKING PUMPS. HORSE PUMPS. HAND SYPHON PUMPS. •OF r L DUPLEX PUMPS (Simple 4 Compound) BOILER FEED PUMPS. HIGH LIFT PUMPS. ELECTRICALLY-DRIVEN PUMPS. Telegrams—“ Evans, Wolverhampton.” Telephone No. 39 (2 lines). Fig. 600.-“CORNISH” STEAM PUMP for General Purposes. (300 feet Pattern). Write for “ Colliery ” Liat. Fig 653.—“ CORNISH ” DOUBLE-ACTING RAM STEAM PUMP. (600 feet Pattern). JOSEPH EVANS & SONS (Wolverhampton) Ltd., Cui well Works, WOLVERHAMPTON. 100,000 supplied or on order. Approved by both British and French Governments—that’s the Sterling record of the Hailwood . . Combustion Tube Lamp. Gives 1| to If C.P., it is cheaper and more reliable than an electric lamp— and it has gas de- tecting properties, too. COMBUSTION r S Jl OODS EDLAMK Hailwood Combustion Tube Lamp is the ideal lamp for the miner. Because of the scien- tific principles upon which its construction is based, it is not readily smoked up, may be tilted without being extinguished, and is easy to clean. You will never be satis- fied with another lamp after you have seen the clear white light of the Hailwood. Our Circular gives the details. Send for a Copy. Ackroyd & Best L° BEACON WORKS, MORLEY, YORKS.