Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 166
is usually de-noted by a small letter w with an index corresponding to its re-lated vanishing point. Thus, m^^ signifies the measure poifit forthe system of lines vanishing at v-^^. 100. The vanishing point for ah in Fig. 26 has been found atv. The point v, in HPP, is the horizontal projection of…
Architecture · Building · Carpentry
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