Simplified mechanical perspective for the use of ... schools (1909)
Frederick, Frank Forrest, 1866-1942 · Peoria, Ill., The Manual arts press · leaf 26
des vanishing to right and left at 45° is drawn. The lower baseis upon the horizontal plane, the upper is above the level of the eye.Its height is found as in Problem VII. Problem IX. Scale J4=10- S. P. 220 to right and 30 above. C. V.150 from S. P., P. L. at S. P., H. 50 above P. L. In this… … cut Tr. V. PL This V. P. is found to coincide with C. V. Projectingthjs V. P. to H. (as other vanishing points are projected) the pointmarked new C. V. is found. This point is the V. P. of the system ofwhich lines A-D and B-C are two elements. The perspective of the square in this problem can be…
Perspective
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