Mechanical drawing for industrial and high schools (1917)
Leeds, Charles Carley, 1870- [from old catalog] · New York, D. Van Nostrand company · leaf 72
D<, … Fig. 19. then draw a rectangular figure about the top ^-iew (as indicatedby ABCD). This gives a figure that parallels the isometric axesand on which we may locate the base of the pjTamid. After thishas been done, find the point of intersection of the axes (1-2 and 3-4)on this figtire. and from this…
Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.