. Canadian machinery and metalworking (January-June 1919). ce thehighest quality—and the rigid inspection prevents any pos-sibility of inferior tools reaching the shipping room. By the service afforded—by the ability to cut cleanly andaccurately and to duplicate the work over a long periodof use—Butterfield quality gives the maximum returns onyour investment. Butterfield Tools reflect splendidly our 35 years continuousconcentration on improvement in high speed tools. You cantgo wrong with a Butterfield. Send for Catalog No. 17. Its just out. Butterfield & Co., Inc., Rock Island, Toronto O
. Canadian machinery and metalworking (January-June 1919). ce thehighest quality—and the rigid inspection prevents any pos-sibility of inferior tools reaching the shipping room. By the service afforded—by the ability to cut cleanly andaccurately and to duplicate the work over a long periodof use—Butterfield quality gives the maximum returns onyour investment. Butterfield Tools reflect splendidly our 35 years continuousconcentration on improvement in high speed tools. You cantgo wrong with a Butterfield. Send for Catalog No. 17. Its just out. Butterfield & Co., Inc., Rock Island, Toronto Office : 220 King St. W. ~ • (J Hepburn PumpingMachinery Our line embraces standard duplex pumps for boilerfeeding and for fire and general service; tank orlow service duplex pumps; duplex hydraulic pumpsfor service in connection with hydraulic lifts andpresses, accumulators and oil presses; pressure ormine pumps; horizontal power pumps and air andcirculating pumps, etc. Hepburn Pumps areMartin Pumps im-proved wherever im- IMPROVED Drill Chuck. Gripping Features Key quickly andfirmly tightensjaws. Toothed sleeve superior to etherchucks. This nut insuresaccurate opera-tion of Ihe — DurableSturdy - Com-pact. The jaw alwaysfirmly clamps thetool accuratelyon center. , f JOHN T. HEPBURN, LIMITED L THE JACOBS MFG. CO. HARTFORD, 18-60 Van Home Street Toronto, Ontario
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectmachinery, bookyear19
