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 288
31. rays from a and h, {Fig. 331,) and find the point, c, as in tlieprevious examples; from d^ draw the ray, d e, and from e, thehorizontal line, e f; tangical to the curve at g and A, draw therays, g j and h z, and from i and j^ erect the perpendiculars, i Iand^ k; from m and n^ draw the rays,… … Fig. 332. Fig. 332 is an example of the same kind as the last, with allthe shadows filled in, according to the lines obtained in the pre-ceding figure.
Carpentry · Architecture
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