Elementary linear perspective of form and shadow ... Complete in itself ... For draftsmen, artists, and industrial drawing courses in preparatory and high schools, etc. In two parts.. (1891)
Warren, S. Edward (Samuel Edward), 1831-1909 · New York, J. Wiley & sons · leaf 48
riginal position of theground line (57-8). Then A is the required perspective of a^a\Other points as B,F, etc., of the perspective of the cube may befound in a precisely similar manner. The construction of some ofthe points is therefore omitted, to avoid unnecessary confusion ofthe figure. Thus,… … Bection of a ray from g^ to E\ with the perpendicular to GL at o. To avoid the acute intersections, as at B, by the method of two planes, without setting E,E far to one side, as in Fig. 17, trans-late the points, asa,6, of the givenobject, only, to oneside in a directionparallel to theground line,…
Perspective · Mechanical drawing
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