Hatton, Richard G · London, Chapman & Hall ld. · leaf 92
atedby numerous vertical lines, all of which are 5 feet. Ifrays be drawn from the eye through a, b, c, d, etc., so The Horizon and the Ground-line 57 as to cut the picture-plaae, only the vertical line whichhappens to be in the picture will record on the picturethe true height of 5 feet. And while… … Fig. 36.—Measurements actual in the picture-plane; all others reducedor enlarged by the rays radiating from the eye. The ray throughe to e alone is drawn. what direction the line occurs, so long as it is in .thepicture-plane, and anywhere in the picture-plane, it ismeasured by the exact scale of…
Perspective · Drawing
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