Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 98
„nHev--P° picture I P^^^V of V^^ \ … uJb<? Thus, the apparent convergence of lines in space is representedby a real convergence in the perspective projection. Again, thevanishing point of a system of lines is a purely imaginary pointwhich does not exist. But this imaginary point is represented inperspective projection l)y a real…
Architecture · Building · Carpentry
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