Crawshaw, Fred D. (Fred Duane), b. 1874, Phillips, J. D. (James David), 1869- joint author · Chicago, New York, Scott, Foresman and company · leaf 188
J. r^ jt ^ IX B v.y Fig. 192. Hand Wheel for 12 Wood Lathe DATA FOR LETTERING PLATE 22 Given: Plate 22 to reduced size. Fig. 194.Required: To make the plate to an enlarged scale.
Mechanical drawing
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