The American house-carpenter; a treatise on the art of building, and the strength of materials (1867)
Hatfield, R. G. (Robert Griffith), 1815-1879 · New York, J. Wiley · leaf 43
eduction of Decimals in the Appendix. If the two-feetrule, used by carpenters and others, were decimally divided,there would be no necessity of this reduction, and it is to behoped that the rule will yet be thus divided, as such a reformwould much lessen the labor of computations, and insure… … Fig. 48. 89.—In a given cmgle, to describe a ta/nged curve. Let ah c, {Fig. 48,) be the given angle, and 1 in the line, a h, and 5 in the line, h c, the termination of the curve. Divide 1 h and b 5 into a like number of equal parts, as at 1, 2, 3, 4 and 5 ; join 1 and 1, 2 and 2, 3 and 3, &c.;…
Carpentry · Architecture
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