Kushlan, Max. [from old catalog] · Chicago, The Branch publishing company · leaf 29
n line, and sim-ilar objects that are made up of similar parts arrangedalong definite straight lines. To illustrate the simplest case of this effect we havethe sketch in Fig. 18 of a bookcase lying flat on thefloor, away from the observer who is looking downupon it, but not directly over it. The…
Mechanical drawing
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