Applied perspective, for architects and painters (1901)
Longfellow, William Pitt Preble, 1836-1913 · Boston and New York, Houghton, Mifflin and company · leaf 68
36 APPLIED PERSPECTIVE vanish to the left. Their vanishing point V is in the vertical through V, but M,from which the slope angle o> would be set off, being off the picture, we use M/3,getting the point v, and set off VV equal to three times Vv. The same angle w, setoff to the right from M, both…
Perspective
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