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 35
rojection of AE. This being established, we have, by referring particularly to theline AE itself, the following, as the Jirst method of explaining theconstruction of the desired point. It is evident from the figure, as just described, that any line, asAE, must pierce the vertical plane somewhere in… … Fig. 9. over the point n, where its horizontal projection meets the verticalplane, in the ground line. Hence AE meets the vertical plane atn\ the intersection of ae with nn, a line perpendicular to theground line at n. 58. Now suppose the line itself, AE, to be removed, leavingOnly its projections,…
Perspective · Mechanical drawing
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