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 122
Fig. 62. … 137. Ascent and descent from the observer, is indicated, in land-scape views, by the placingof men, animals, shrubs,rocks, &c., respectively, fur-ther and further above, orbelow the horizon. Instreet views, the relative di-rection of the basement andsidewalk lines will showthe same thing. Thus…
Perspective · Mechanical drawing
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