Essentials of drafting; a text and problem book for apprentice, trade and evening technical schools (1918)
Svensen, Carl L. (Carl Lars), 1884- · New York, D. Van Nostrand company · leaf 88
Fig. /70 m. Fig. / 7/ … Fig. 172 cores. The choice of views should be made with care and for adefinite purpose, never for appearances. There are many specialsections, some of which are described in this chapter. An article 71 72 ESSENTIALS OF DRAFTING by the author, Sections of Ribs and Symmetrical Parts, inMachinery/…
Mechanical drawing
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