Simplified mechanical perspective for the use of ... schools (1909)
Frederick, Frank Forrest, 1866-1942 · Peoria, Ill., The Manual arts press · leaf 56
51 SIMPLIFIED MECHANICAL PERSPECTIVE. \ / i > XX (X \ //^ \ / \< .01 ■ ii fZ~\ X+y AX \ <^_y /x /^ N / \ / \ i XX \J 1 lxv 1 /\ /j\j xk) i VN 7 A x/x 7 1 X 1 \ 1 1 52 THE PERSPECTIVE OF OBLIQUE LINES. Problem XXXIV. Scale J4=10. S. P. 120 to right and 60 above. C. V.10 0 from S. P., P. L.…
Perspective
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