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 217
S, and dS, and join hd. Then Sbd will represent the plan ofa right cone tangential to the sphere, and the P.P. will form a 0 194 COMPLETE PERSPECTIVE COURSE section through this cone at the line cf. Now the only sectionof a right cone that will give a circle is one at right angles to its axis, and… … 138 Practice The scale to be used in working allihese problems is half an inch to one foot The eye is to be, in each rase, 12(Usfant from the P.P., aiicl 4 abore the(I.P. 1. Draw a square 5 x 5 in anascending plane, inclined to the G.P.at an angle of 40 ; its nearest edge to rest on the G.P.,…
Perspective
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