April 7, 1916. THE COLLIERY GUARDIAN. 645 JEFFREY COAL CUTTERS Have again and again throughout the country proved themselves to be the best. There are three good reasons why you should try a Jeffrey Coal Cutter. FIRSTLY.—We supply you with a machine on a thirty days FREE working trial. SECONDLY.,—We pay carriage both ways if unsatisfactory. THIRDLY.—We make no charge for training men to run our machine during trial. HUGH WOOD & Co. L° Newcastle-on-Tyne. AND HAULAGE AND 250 Telegrams—' Telephone—208 Winches, , Birmingham