. Canadian foundryman (1921). the foundry and with a twist of theplug is ready for a hard days work, Riddling sand by electric power ischeap—when you use a Pres-ton. The Preston is a Cana-dian-made machine, andmerits your close inspec-tion. The form belowis your use. 16 CANADIAN FOUNDRYMA N Volume XTf. Machine Tool Castings

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Keywords: ., bookcentury1900, bookdecade1920, booksubjectfoundri, bookyear1921