Shades and shadows, with applications to architectural details, and exercises in drawing them with the brush and pen .. (1912)
Ware, William R. (William Robert), 1832-1915 · Scranton, International Textbook Company · leaf 15
on the portionof the exterior surface that is in light. This shadow grows lighter in tone, gradually receiving more and morereflected light, as the surface turns away, until, at the Line of Shade, it is of the same tint as the Shade, andthe Line of Shade disappears. But here again, as appears in… … Fig. F Points of Flight.—It sometimes happens that thesecond object intercepts only a part of the invisibleshadow cast by the first object, the rest of it passing oniintil it strikes a third object, or surfacg. The secondobject will, of course, also cast its shadow upon thissurface (Fig. F). In…
Shades and shadows
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