Perspective, a series of elementary lectures (1899)
Cone, Ada · New York, W.T. Comstock · leaf 62
in the H. L. The Y. P. for this second set of lines is as far from the first Y. P. as the actual difierence in direction of the two sets of lines, the angle to be measured at the S. P. To find the second Y. P. draw a line from the first Y. P. to the S. P., and make with it there an angle equal to… … section will be the Y. P. for all horizontal lines at right angles to those running towards the first Y. P. Draw retreating lines from A and B to the second Y. P. It is necessary now to find the M. Ps., in order to measure the foreshortening of the sides. The rule for finding the M. Ps., given in…
Perspective · Drawing
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