Hatfield, Robert Griffith, 1815-1879. [from old catalog] · New York & London, Wiley and Putnam · leaf 142
the above directions. By this problem,a cornice can be proportioned according to a srnaller given oneas well as to a larger ; but the method described in the previousarticle is much more simple for that purpose. 245.— To find the angle-bracket for a cornice. Let A, {Fig.180,) be the wall of the… … g Fig. 180. Fig. 181. lei with the wall,/c?, draw the Ime, ah ; make e c equal a /,and through c, draw c 6, parallel with e d ; join rf and 6, and fromthe several angular points in B^ draw ordinates to cut c? 6 in 1, 2and 3; at those points erect lines perpendicular to d b ; from h,draw h g,…
Carpentry · Architecture
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