Hatfield, Robert Griffith, 1815-1879. [from old catalog] · New York & London, Wiley and Putnam · leaf 216
door or window be placed at right angles to the face of thewall, the edges of the soffit, or surface of the head, would bestraight, and its length be found by getting the stretch-out of the DOORS, WINDOWS, &C; 20t fcirclej {Art. 92 ;)biit, when the jambs are placed obliquely to theface of the… … Fig. 252. 354.— To find the form of the soffit for circular windov)^heads, when the light is received in an oblique direction. Letabed, {Fig. 252,) be the ground-plan of a given window, and efa, a vertical section taken at right angles to the face of the jambs.From a, through e, draw a g, at right…
Carpentry · Architecture
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