Applied perspective, for architects and painters (1901)
Longfellow, William Pitt Preble, 1836-1913 · Boston and New York, Houghton, Mifflin and company · leaf 58
CONJUGATE VANISHING POINTS 31 so half of VSV. The point 8 therefore, where Sd cuts the Horizon Line, is the van-ishing point of all lines parallel to Sd. If we have not room for the lower half of thecircle we may bisect the arc Sb at a, and draw the radius ao. SS parallel to ao will givethe point…
Perspective
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