Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 241
hadow of anoblique cylinder. In Fig. 28 is shown the planand elevation of an oblique cylin-der whose vertical section is a circle. 68. Unlike the right cylinder we cannot apply to the planor elevation the projections of the ray and determine at once thelocation of the shade elements. To find the… … II 194 SHADES AND SHADOWS 25 69. In Fig. 28 the top and base of the oblique cylinder havebeen assumed, for convenience, parallel to one of the co-ordinateplanes. The shadow of the cylinder will contain the shadows ofthe top and base, hence if we find their shadows and draw straightlines tangent to…
Architecture · Building
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