The carpenter's assistant : containing a succinct account of Egyptian, Grecian and Roman architecture. Also, a description of the Tuscan, Doric, Ionic, Corinthian and composite orders; together with specifications, practical rules and tables for carpenters, and a glossary of architectural terms. Embellished with upwards of 200 plates of plans, elevations, details, and practical stair-building (1854)
Brown, William, architect, Joy, Lewis E · Boston : Published by Edward Livermore · leaf 33
4# … Plate III. Fig. 1. — A method of drawing a parabolic arch, or curve. Let AB be the height required, and AD the length or span. DivideAD into any number of equal parts with a as a centre ; and, also, divideAB and CD each into one half the same number of parts. Draw linesfrom the point a, in the line…
Carpentry · Architecture
Internet Archive · Getty Research Institute · Public Domain Mark 1.0. Free to use for anything.
