Hatfield, Robert Griffith, 1815-1879. [from old catalog] · New York & London, Wiley and Putnam · leaf 184
; makefk equal to /^ by the arc, I k, or make g kequal to g j by the arc, j k ; then the angle at J will be the top-bevil of the jack-rafters, and the one at k will be the down-bevil. 302.— To find the backing of the hip-rafter. At any con-venient place in b e, {Fig. 215,) as o, draw m w, at right… … Fig. 216i
Carpentry · Architecture
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