Young, George, jr, Baxter, Hubert Eugene, joint author · New York, The Macmillan Co. · leaf 20
idea in mind while studyingthe problems which follow. No problem should be left behind I, §2] PURPOSE AND SCOPE until there is formed in the mind a clear and satisfactory pictureof the conditions and of the solution. 2. Kinds of Drawing. The fundamental problem of alldrawing lies in representing… … Fig. 4 In perspective drawing, the idea is to produce a more orless exact representation of the object as it appears to the eye,including the well-known foreshortening effect of distance.This foreshortening (see Fig. 4) is due to the variation betweenthe visual angles a and a. Its effect is to…
Geometry, Descriptive
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