Complete perspective course : comprising the elementary and advanced stages of perspective, the projection of shadows and reflections, with exercises in theory and practice, also the practical application of perspective (1900)
Spanton, J. Humphrey (John Humphrey) · London : Macmillan and co. · leaf 226
HADOWS 203 106. If a line is parallel to fhe plane of projection the lineand its shadoiv are also parallel to eaeh other, e.g. d& is persjoec-tivel]/ parallel to DE in Figs. 142, 143, and 144. Xote.— The numhered articles are eontiniied at p. 228. Problem 69 Project the shadotcs of the two… … G.L. Fig. 145 a line from D towards C.V., meeting the upper edge of the blockA in Ic. Draw a vertical line from k to meet the lower edge ofA in g. Draw a line from C.Y. tlirough g to meet a verticalline from D in h. Then h is the seat of D. Draw a line from D, at an angle of 60° with the G.P.,…
Perspective
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