Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 262
210 SHADES AND SHADOWS 41 shadow of the shade element ??7>, parallel to np^ and distant fromit a + 1^ inches. The width of the shadow on the given plane will be 4 times the distance F1G*45 … Kn.to 1)2. Problem XXV.To construct the shadowon a right cylinder of ahorizontal line. a. It will be the arcof a circle of the sameradius as that of the cyl-inder. b. The center of thecircle will be on the axisof the cylinder as far be-low the given line as thatline is in front of the axis. Given a…
Architecture · Building
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