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 68
22, <kc., parallel to ml; from each point of division in da, draw lines to I • then a curve traced through the points ofintersection, #, o and o, will be that of a parabola. 127, a.—Another method. Let m /, (Fig. 93,) be the axis andheight, and d d the base. Extend m I, and make I a equal to mI;…
Carpentry · Architecture
Internet Archive · California Digital Library · Public Domain Mark 1.0. Free to use for anything.
