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THE COLLIERY GUARDIAN.

June 15, 1917.

BY USING
“DIAMOND”
Coal-Cutters

(“DIAMOND” ENCLOSED TYPE COMPRESSED AIR COAL-CUTTER.)

AND

Coal-Face Conveyors

(“DIAMOND” COMPRESSED AIR JIGGING CONVEYOR.)



FOR POWER, RELIABILITY and OUTPUT
DIAMOND MACHINES ARE UNEQUALLED.

DIAMOND COAL-COTTER CO.,

WAKEFIELD.

Telephone—

No. 141 Wakefield.

Branch Works at UDDSNGSTON, nr. GLASGOW.