July 26, 1918. THE COLLIERY GUARDIAN. 167 15 H.P. Double Drum Electric Hauler Each drum capable of holding 750 yards | in. dia. rope. H « irk Controller removed to show reduction gear. 9 HUGH WOOD & CO. LTD Dept. G, NEWCASTLE-ON-TYNE. Telegrams: “HUWOD, NEWCASTLE.” Telephone: 980 CENTRAL. LONDON : 65, Fenchurch Street, E.C. 3. CARDIFF: 102, St. Mary Street. MANCHESTER : Hive Works, Trafford Park. GREENWOOD & BATLEY LTD., ALBION WORKS. .... LEEDS. THE DE LAVAL STEAM TURBINE THE MOST PRIME MOVER EFFICIENT In hundreds of Collieries, under varying conditions, the De Laval Steam Turbine has proved its superiority over all other types of Prime Mover, not only in increased efficiency and working economy, but in higher grade manufacture, freedom from breakdown and repair expense. It is made in standard sizes from 3 to 600 h.p. Full details on receipt of enquiry. 8051 •'’* n