1148 THE COLLIERY GUARDIAN. December 15, 1916. -^SEYOUR our BY USING DIAMOND COAL-CUTTERS AND CONVEYORS. “DIAMOND” 5-6 UNDERCUT COMPRESSED AIR COAL-CUTTER. SPECIAL FEATURES: Simplicity, Automatic Lubrication, Durability, Heavy Steel Cut Gear, Case Hardened, Ample Power, Freedom from Breakdowns, Low Running Costs. CHAIN or DISC TYPE MACHINES, AIR or ELECTRICALLY DRIVEN. .. Send your Enquiries at once — TO THE DIAMOND COAL-CUTTER CO., Telegrams— “ Diamond, Wakefield.” WAKEFIELD. Telephone— No. 141 Wakefield. Branch Works at UDDINGSTON, nr. GLASGOW.