Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 151
)lau of the circumferenceof the base into any luunber of equal parts, a« twelve, then … Fio. 34. 118 MECHANICAL DRAWING. 27 with the lengtli of one of these parts as radius, lay off twelvespaces, 1....13, join 1 and 13 with V, and the sector is the developmentof the cone from vertex to base. To represent on the development
Architecture · Building · Carpentry
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