Simplified mechanical perspective for the use of ... schools (1909)
Frederick, Frank Forrest, 1866-1942 · Peoria, Ill., The Manual arts press · leaf 45
ontal. Scale %=V 0. S. P. 22 0 to right and 1 0above. C. V. 20 0 from S. P., P. L. at S. P., H. 8 0 above P. L.A vertical circle, 14 0 in diameter, vanishes to the right at 45°. 39 Simplified mechanical perspective. Problem XXIV. Plate vertical. Scale #=1 0. S. P. 16 0 to right and 7 0above. C. V.… … the level of the eye. The axis of the plinth vanishes to the right at 45°.A lowered picture line is used, to prevent confusion of lines, becausethe distance from S. P. to C. V. is less than the diameter of the baseof the plinth, and also because the distance from P. L. to H. is greaterthan the…
Perspective
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