Shop sketching, a course of problems for mechanical drawing students (1919)
Windoes, Ralph Flagg, 1890- · Milwaukee, Wis., The Bruce publishing company · leaf 35
square at the samepoints, Figure 14. Hence, in order to draw circles inperspective, enclose the circles in the orthographicwith squares, draw the squares on the perspective withtheir center lines, and sketch in the perspective circlestangent at these four points. Arcs are treated in thesame manner,… … Figure 14 the: circl-E in perspective
Mechanical drawing
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