A rudimentary and practical treatise on perspective for beginners : simplified for the use of juvenile students and amateurs in architecture, painting, etc., also adapted for schools and private instructors (1866)
Pyne, George · London : Virtue Brothers & Co. · leaf 79
on the diagonal lines c—a and d—square A, to meet the corresponding diagonal lines c—aand d—5, square e ; these will give the perspective repre-sentations of the wires passing through the holes 8 and 2 ofthe five cards. Where the line Y intersects the diagonal linesd—b of the several squares, will… … PERSPECTIVE FOR STUDENTS. 51 diagram. The whole of the perspective positions of the pointsof the diagram being found in each perspective square, thestudent, as in Prob. V., must draw the curve in each, throughthe several points 1, 2, 3, 4, 5, 6, 7, 8, which will completethe perspective drawing.…
Perspective
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