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 56
tre of the groundplane is a trough, open at the top. The squareof this is drawn first; but as it is a longirregular figure, no lines are required to thepoint of distance, but merely a short line drawnparallel to the horizon, touching the lines thatrun to the point of sight. From the linenearest the… … From the upper angles of this square drawlines to the point of sight;—short upright linesfrom the farthest angles of the square on theplain will give the other three sides of thetrough. The large square block on the right sideof this diagram is drawn as directed for the 54 MANUAL OF PERSPECTIVE.…
Perspective
Internet Archive · Getty Research Institute · Public Domain Mark 1.0. Free to use for anything.
