Applied perspective, for architects and painters (1901)
Longfellow, William Pitt Preble, 1836-1913 · Boston and New York, Houghton, Mifflin and company · leaf 116
y. Since such aplane does not pass through the Axis, nor its horizon through the Centre, the Axis andCentre are not directly used in constructing in it. Instead of the Axis we use a visualline which is perpendicular to its horizon, and so measures the distance from the StationPoint to this horizon… … the picture plane PP, horizon plane SHH, tJZ»Station Point S, Axis SC, and horizonHH of an inclined visual plane HHEF &parallel to HH. A vertical plane throughthe Axis CS will be perpendicular to thepicture plane, and therefore to HH andHH1. Its intersection SC with the in-clined plane will…
Perspective
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