Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 102
qual to one of the equal spaces inthe i3lan; and starting on the arc 7-7 in Fig. 13, step from arc 7 toarc 6, to arcs 5, 4, 3, 2, and 1, and then continue to arcs 2, 3, etc.,up to 7. Trace a line through these intersections as shown by7-1-7, and draw lines from 7 and 7 to C, which completes… … 79 20 SHEET METAL WORK X)lan erect a vertical line intersecting the base line A B at d, fromwhich draw a line to the apex C, cutting the line a 1> at e. Thenthe distances e a and e l will be eqnal; and using e as a center ande 5 as radius, dciscribe the circle afh i, which is the true section on…
Architecture · Building · Carpentry
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