Hatton, Richard G · London, Chapman & Hall ld. · leaf 223
wall. Or he may do it as in No. 2 of the same figure; that is, use a wall at the back of the object. This is quite right as regards the square 188 Perspective part of the tower, but quite wrong as regards the apexof the pyramid. The wall of height must pass through the apex, through,in fact, the…
Perspective · Drawing
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