Hatfield, Robert Griffith, 1815-1879. [from old catalog] · New York & London, Wiley and Putnam · leaf 190
according to Art. 87 : the outer edge can be obtained by gaugingfrom the inner edge. In like manner proceed to obtain the nextboard—taking p 5 for half the chord and p n for the height of thesegment. Should the segment be too large to be describedeasily, reduce it by finding intermediate points in… … 312.— To find the shape of the angle-rib for a polygonaldome, het AG Hy {Fig. 225,) be the plan of a given dome, and 176 AMERICAN HOUSE-CARPENTEH. C Da vertical section taken at the line^ ef. From 1, 2, 3, (fee,in the arc, C D, draw ordinates, parallel to A D, to meet/ G ;from the points of…
Carpentry · Architecture
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