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 160
Y. From theend of the seventh division from h (q) draw a line parallelto n\, to meet the line AY in j>. Then gp is the requiredline. The triangles hqp and hyiY are similar. Thereforehp -.pY : : hq : qn. SPECIAL PROBLEMS 137 Problem 53 The top of a square toiver hring given in perspective, vith… … Fig. 104 H.L., to determine the vanishing points Y and Y. Draw a linefrom h to Y, and from c to Y, intersecting in e. Join ae, and pro-duce the line to H.L. This will determine the diagonal vanishingpoint d [43]. Bisect the line YY in /. With / as centre, and /Y asradius, draw a circle. Draw a line…
Perspective
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