Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 32
ength must be ob-tained on the line A4 as follows:At right angles to 3-4 from thecenter A draw the line AEandusing A as center and A4 asradius, describe the arc 4E intersectino-erect the perpendicular line El^ intersecting the base line BC ex.tended at 1^. From 1^ draw a straight line to A, which… … Fiff. 14. AE at E. From E SI 14 TINSMITIIING from 1^ set off tlie stretchout of 1-2-3-4-1 in plan, as shownby 1^-2^-3^-4^-1 on the arc 1 - 1 (1 - 2 being equal to 1 - 2,etc.), and from these points draw lines to the apex A and con-nect points by straight lines as shown from 1 to 2, 2 to 3^, 3to 4…
Architecture · Building · Carpentry
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