Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 31
the cone is desired as shown byHICB, Fig. 12; then the opening at the top will be equal to thesmall circle in plan, and the radius for the pattern will be equal toAI. Xow using A in Fig. 13 as a center with AI as radius, describethe arc III, intersecting the lines lA and AI at II and I…
Architecture · Building · Carpentry
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