Babbitt, Arthur B. (Arthur Bradford), b. 1873 · New York, H. Holt and company · leaf 133
ink, with aline finer than the fin-est line of the draw-ing, and should bespaced with the eye,care being taken notto have the lines tooclose together. Foraverage work, spacesshould be about ^.When two or morepieces are in contactand a sectional view is used, the section lines for the ,several… … SECTIONAL VIEWS 123 I
Mechanical drawing
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