Walker, William, b. 1821 · New York : C. Scribner · leaf 250
Fig. 173. … Fig. 173. 222 On Artistic Perspective. then the yanishing point and distance of back line deter-mined on, as in the previous cases. Some objects—as, forinstance, a flight of steps — it would be almost impossi-ble to draw correctly without a fixed vanishing point, VP
Drawing -- Study and teaching
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