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 148
c, are drawn.In Fig. 149 and 150, the lines, a d and d c, are semi-axes, thetangents, a h and h c, being at right angles to each other. Todraw the curve, see Art. 118. In Fig. 153, the curve is para-bolical, and is drawn according to Art. 127. In Fig, 155 and 156,the curve is hyperbolical, being…
Carpentry · Architecture
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