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 55
that he would haveno difficulty in finding the width of each arch, the width ofeach column, pilaster, or pier between the arches, and theirgradations of height. All this can be accomplished by theuse of a common ruler, because it can be done by means ofstraight lines : but no ruler has yet been… … PERSPECTIVE FOR STUDENTS. 35 perspective, and through this geometrical figure to draw incertain directions various straight lines, that shall intersector touch one another in certain points of the curve; to putthese straight lines in perspective which will change therelative positions of the…
Perspective
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