Elementary linear perspective of form and shadow ... Complete in itself ... For draftsmen, artists, and industrial drawing courses in preparatory and high schools, etc. In two parts.. (1891)
Warren, S. Edward (Samuel Edward), 1831-1909 · New York, J. Wiley & sons · leaf 62
n Fig. 26. 86. Of the five chief solids of elementary geometry (68), thecone is the one which embraces in its outline the three primarygeometrical elements, viz. the pointy straight line, and circle.Hence the most instructive variety of operations will be found inconstructing perspectives of cones… … Ai\i\ i\ h
Perspective · Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
