October 4, 1918. THE COLLIERY GUARDIAN. 685 7 W^EW/S ■ AIR PIPE MANR_J ■! I L i BW'STOU. STAFFORDSHIRE. X 0 Telephone No. 72 Bilston. Stop Taking Risks! Highest Efficiency, Longest Service obtained by using only CHEKKO BRAKE & CLUTCH LINERS. CRESSWELLS’ LD., Wellington Works, Bradford. LOWMOOR BEST YORKSHIRE IRON FOR RESISTANCE TO STRAINS OR SHOCKS. W W. G. ALLEN & SONS (TIPTON) LTD., Bradley Lane Works, Princes End, TIPTON. b. c r x T5 < TJ