Hatton, Richard G · London, Chapman & Hall ld. · leaf 242
re the real business of the question starts, we Solving Problems 207 have to find a point 6 feet above A. This new point isthe real starting-point. To obtain this point we usethe wall as a wall of heights. We therefore continuethe bottom line of the wall to the left till it cuts H.L.This is its… … Fig. 157.—The sign in perspective. A we now raise a vertical line till it cut this 6-foot line,and so obtain our point C. We now proceed with the post or pole which carriesthe sign. It projects from the wall. It is in a verticalplane perpendicular to the wall. Before we go any-further, therefore,…
Perspective · Drawing
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