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 25
figure. Lines of Shadow.—Since the vertical and horizontal projections both of the vertex of the cone E, and ofthe two points e and e^ are known, their shadows upon the vertical plane at E, ^, and e^, are easilydetermined. The Line of Shadow of the Cone is the shadow of its Line of Shade, and may… … Fig. P 1 Fio. P 2 In Fig. P 2, the same process is applied to finding the shadow cast by a Surface of Revolutioii upon a hori-zontal plane. The result is the same as that shown in Fig. N 2. Any required number of points in the Line of Shade and the Line of Shadow of the Surface of Revolutioncan be…
Shades and shadows
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