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 77
the first, and GL the second position of the ground line. Theconstruction of the perspective of the pillar and its cap (abacus) isnot shown, it being exactly like many previous constructions.Also, no more of the vertical projection of the object is made thanis necessary in finding its perspective,… … h:^ Fig. 36. 68 LI^STEAE PEKSPECTIVE. This ray pierces the horizontal plane at l^ whoso vertical projectionwhich must be in the ground line (45), is L. Therefore the point
Perspective · Mechanical drawing
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