Burn, Robert Scott · London : Ingram, Cooke, and Co. · leaf 85
numberthem consecutively, 1, 2, 3, 4, &c., marking similar numbers on the edgeof the transfer-paper. By the foregoing rules, the position of any point, the direction of anyline, and the figure of any plane in parallel perspective may be found.But there is a class of cases yet to be spoken of… … fig. 44. In parallel perspective the points of sight and of distance have been PERSPECTIVE DRAWING. 77 those chiefly made use of for determining outlines; but in oblique viewsthey are of comparatively little use, and the sizes and forms of objects arechiefly regulated by vanishing-points, the rules…
Drawing · Wood-engraving
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