Crawshaw, Fred D. (Fred Duane), b. 1874, Phillips, J. D. (James David), 1869- joint author · Chicago, New York, Scott, Foresman and company · leaf 156
Fig. 158. Stuffing Box Gland … Fig. 159. Stationery and Ink Stand 152 MECHANICAL DRAWING DATA FOE LETTERING PLATE 16 Given: Plate 16 to reduced size. Fig. 161. Required: To make the plate in ink to an enlarged scale.
Mechanical drawing
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