Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 129
Pentagonal Pyramid 97 78 MECHANICAL DRAWING Ellipse. In Fig. 127 the plane cuts the cone obliquely. Tofind points on the c^urve in plan take a series of horizontal planes.r y z, etc., between points c^ and cP. One of these planes, as iv,should be taken through the center of c d. The points c and d…
Architecture · Building
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