Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 171
is usually de-noted by a small letter 771 with an index corresponding to its re-lated vanishing jioint. Thus, m* signifies the measure point forthe system of lines vanishing at v^^. 100. The vanishing point for ab in Fig. 26 has been found atv*^. The point n, in HPP, is the horizontal projection of…
Architecture · Building
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