A new manual of perspective: containing remarks on the theory of the art, and its practical application in the procudtion of drawings ... Illustrated by numerous engravings (1849)
Whittock, Nathaniel · London, A. Hall & Co. · leaf 92
ing one foot of the compasses on the endof the perpendicular line, from it mark offeight feet upon the base, and from this pointdraw a line to the point of distance b. Wherethis line intersects the line running to a, shows MANUAL OF PERSPECTIVE. 89 the eight feet of the ground line of the front… … the cottage running to a must be extended tothe last formed perpendicular line; and whereit intersects, commence the admeasurement forthe height of the upright lines of the cottage.First measure eight feet, the height of thebuilding, and from this point draw a line to A,and it will give the true…
Perspective
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