Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 723
The science of Perspective is the representation by geometrical rules, upona plane surface, of objects as they appear to the eye, from any point of view. All the points of the surface of a body are visible by means of luminousrays proceeding from these points to the eye. Thus, let the line A B…
Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
