A practical course in mechanical drawing for individual study and shop classes, trade and high schools (1912)
Willard, William Franklin, 1879- · Chicago : Popular mechanics company · leaf 105
Fig.105 102 … Fig.107 J \ / . 103 n / t / \ / \ / \ \ 1 / I 1 } 1 / \ 1 \ 1 o o> ® ® L 1 \ \ \ \ \. \ V \ V \ V 1 i_ <Vi -V. 1 \ f V r 104 A PRACTICAL COURSE IN Problem //.—Fig. 107 gives the front elevation ofof 6 stove pipe elbow, and Fig. 108 the developmentof a large and small section. Problem…
Mechanical drawing
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