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 92
5) ? 4. Explain the use of a half-station point (Prob. 13). CHAPTEE IV triaxgles, polygons, pkisms, and pyramids Problem 15 Dravj an equilateral triangle of 5| side, lying on the Ct.P., irithone of its sides inclined to the right at an angle of 50° vnththe picture plane, and its nearest angle 2… … Fig. al If one side of the triangle inclines to the rioht at an angle 70 COMPLETE PERSPECTIVE COURSE of 50, the angles of an equilateral triangle being 60, anotherside must incline to the left at an angle of 70° with the P.P.,for the sum of the three angles must be 180°. Set off these angles at S,…
Perspective
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