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 111
F/g.s^o r/g. 2^/ rig. ^^f.3 Fig. 2^3 At A in Fig. 239 is shown the effect of not changing the radiuswhen two parallel lines are continued by arcs. At B the thick-ness of material has been kept by maintaining the same centerand changing the radius by the distance i. Flanged Projections. — When…
Mechanical drawing
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