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 20
Lines of Shade and Lines of Shadow.—There are six waysof finding the Line of Shade upon a Surface of Revolution:(1) the Method of Projected Tangent Rays; (2) the Method ofRevolved Tangent Rays; (3) the Method of Slicing; (4) theMethod of Tangent Cylinders; (5) the Method of TangentCones; and (6)…
Shades and shadows
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