The American house carpenter: a treatise upon architecture, cornices and mouldings, framing, doors, windows and stairs. Together with the most important principles of practical geometry (1852)
Hatfield, R. G. (Robert Griffith), 1815-1879 · New York, J. Wiley · leaf 241
is the direction of the butt-joint.From kj draw k b, parallel to I o, and k e, at right angles to k b;from 6, draw b /, tending to the centre of the plan, and from/, draw/ e, parallel to b k ; from Z, through e, draw I ^, and from i, draw id, parallel toef; join d and 6, and d b will be the proper… … Fi-. 27G. Having obtained the direction of the joint, make s r d b, (Fig.276,) equal to 5 r db^ in Fig. 27A ; through r and d, draw t a ;through 6 and from d, draw t u and d e, at right angles to t a ;make t u and d e equal to t u and 6^ m, respectively, in Fig. 274 ;from w, through e, draw u 0 ;…
Carpentry · Architecture
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