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THE COLLIERY GUARDIAN.

April 27, 1917.

“HARDIAX”
“ALL STEEL” Coal-Cutter (Patented).
ABSOLUTELY UNEQUALLED BY ANYTHING
HITHERTO PLACED ON THE MARKET.



Fastest and most durable percussive coal-
cutter extant---Steel from end to end.

HUNDREDS OF THESE MACHINES ARE AT WORK.
THREE BRITISH COLLIERIES HAVE OVER 100.

THE HARDY PATENT PICK CO. LTD.,

SHEFFIELD.