Lange, David C. (David Christoph) · New York, John Wiley & sons, inc.; [etc., etc.] · leaf 92
n.(Fig. 34.) Case IV. When the plane surface is perpendicular toone of the coordinates and the shadow falls on that coordi-nnate. (Fig. 35.) Case V. When the shadow of any plane surface fallson any oblique plane. (Fig. 36.) 28. The shadow of a plane surface on another planesurface to which it is…
Shades and shadows · Geometry, Descriptive
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