Elementary projection drawing. Theory and practice. For preparatory and higher scientific schools, industrial and normal classes; and the self-instruction of teachers, inventors, draftsmen, and artisans. In six divisions .. (1880)
Warren, S. Edward (Samuel Edward), 1831-1909 · New York, J. Wiley & sons · leaf 179
. It is properly called obliqueprojection, because in it the projecting lines, which have beenhitherto made perpendicular to the plane of projection are obliqueto that plane; and pictorial projection, on account of its pictorialeffect, as seen in PI. I., Figs. 1, 2, 3, etc. 2. This new projection… … 4/ Hi / £—( Fig. 2. an oblique projection of the same cube ; all the edges being of thesame length in both figures. Hence we see, as stated, that in thelatter figure, the faces DEFG, and ABCH, and by consequenceevery line in them, are shown in their true form, as well as size ;which is not true of…
Geometrical drawing · Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
