The American builder's companion : or, A system of architecture, particularly adapted to the present style of building ; illustrated with seventy copperplate engravings (1827)
Benjamin, Asher, 1773-1845 · Boston : R.P.&C. Williams · leaf 16
pendicular. In the points a and b,describe two arches to intersect at c and e, and draw the line c e, which makesthe perpendicular required. FIG. 6.To erect a perpendicular on the segment of a circle, a b. From i draw thearch e d; and, with the distance, c d, and on c and d, make the intersection… … /\ .H* ni.unii AMERICAN BUILDERS COMPANIOiX 9 on « make an arch c e, with any radiu., and on d, with the same radms, des-cribe an arch, no ; take the opening, c e, and set it from n to 0, and draw o dand the angle will be equal to that of a, c, e. FIG. 8. JhttT^T^ ^ ^ ^ P^^ ^ « tl^^ -g»l-r…
Architecture · Architecture -- United States
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