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 246
g line, j ion the plan. The line, b A, therefore, on the top of the rail inthe helinet, is a true representation of e mon the plan, and A: c onthe bottom of the rail truly represents d o. From k, draw k /,parallel to c b, and from h, draw hf, parallel to 6 c ; join I andb, also c and/; then c k I b… … Fig.981. 230 AMERICAN HOUSE-CARPENTER. To show that the process followed in Art. 380 is correct, let d oand e m, {Fig. 281,) be the direction of the butt-joint found as atFig. 275. Now, to project, on the top of the rail in the helinet, aline that does not radiate towards the centre of the…
Carpentry · Architecture
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