Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 219
e shadow must be deter-mined by methods which will be ex-plained later. SHADOWS OF PLANES. FIGI7 35. ProbJem III. To find the shad=ow of a given plane on a given plane. Plane surfaces are bounded bystraio-ht or curved lines. Find theshadows of the bounding lines by themethod shown in Problem II.… … FIGM8 FIG^l^ That portion of theshadow hidden by theplane in elevation iscross-hatched along theedo-e of the shadow only.This method of indicat-ino- actual shadowswhich are hidden bythe object is to be fol-lowed in working out the problems of the examination plates. 3T. Ficr. 18 shows the…
Architecture · Building · Carpentry
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