Notes on technical sketching and free hand lettering for engineering students (1912)
Smith, Alton Lincoln, 1867- [from old catalog] · Worcester, Mass., The author · leaf 13
s, until it is perpendicular to the fine ES, the perspec-tive drawing would change to that shown in Fig. 3, A. Here theupright edges are not quite vertical and produce a false impressionregarding the object. If they are made vertical, as in Fig. 3, B,the drawing will be an Artists Perspective of… … Fig. 3 11 become much less. If E were removed along SE to a very great distance, then the angle between thelight rays would reduce practically to zero and the hght rays would become practically parallel. Thedrawing on the pictiire plane would be called an Oblique Projection. It is so called,…
Mechanical drawing · Lettering
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