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 85
tions through the points 7 and 8 are similar to thosegiven by the intersections of the perpendicular lines. The points here given are usually found sufficient fordrawing the curves of pointed arches; but where greatnicety is required, or the arches are very long and pointed,additional points of… … PERSPECTIVE FOR STUDENTS. 55 giving intersecting points* on the curve lines, as 6, 7, 85 9.These additional lines the student would find no difficulty inputting in perspective. CHAPTER IV. Having led the student by degrees to represent in perspective various superficial forms, and we trust in a…
Perspective
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