Canadian machinery and metalworking (July-December 1917) . 12 CANADIAN MACHINERY Volume SaBeN MrA HIGH SPIED STEEL The mostEconomicaland EfficientSteel forMachiningShells Extra Die Steel anothergood one Manufactured by SANDERSON BROTHERS &NEWBOULD, Limited SHEFFIELD. ENGLAND

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectmachinery, bookyear19