694 THE COLLIERY GUARDIAN. October 13, 1916. S “HARDIAX" “ALL STEEL” Coal-Cutter (Patented). ABSOLUTELY UNEQUALLED BY ANYTHING HITHERTO BRACED ON THE MARKET. •'C-e : k ’?•'* c?- Z $i> v- & Z . ' "" -» "z* - /*- ‘'£rS* ‘It-' - Fastest and most durable percussive coal- cutter extant-------------Steel from end to end. 30 “Hardiax” machines have been installed by a large North of England Colliery Company. Ask for New Catalogue. TRIALS ARRANGED. THE HARDY PATENT PICK CO. LTD., SHEFFIELD.