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Mechanical drawing for secondary schools (1916)
Crawshaw, Fred D. (Fred Duane), b. 1874, Phillips, J. D. (James David), 1869- joint author · Chicago, New York, Scott, Foresman and company · leaf 165
r IIiiII tr- 4 © St ^li. 4^? Tt 1^ Fig. 166. Type Problem. Drawing Board ter to familiarize the student with the instruments, materials,and methods used in inking and to fix a standard for the inkdrawing. As a result of the work of this chapter the studentshould be able to make neat tracings with… … •liE^. -j^--^i^ TRACING AND BLUEPRINTING 161 The tracing of the pencil mechanical drawing on tracing clothwith ink is usually the last step in the production of a drawingfor the shop or for other purposes where a number of copies ofthe drawing are desired. The tracing is made on a transparentcloth…Mechanical drawing
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