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 47
be arcs cut-ting the sides of the square at 1, 2, 3, 4, 5, 6, 7 and 8 ; join 1and 2, 3 and 4, 5 and 6, &c., and the figure is completed. In order to eight-square a hand-rail, or any piece that is to beafterwards rounded, draw the diagonals, a d and b c, upon theend of it, after it has been… … Fig. 56. rig. 5 95.— Within a given circle to inscribe any regular polygon.Let a b c 2, (Fig. 56, 57 and 58,) be given circles. Draw thediameter, a c; upon this, erect an equi-lateral triangle, a e c,according to Art. 96 ; divide a c into as many eqiin1. parts as thepolygon is to have sides, as at…
Carpentry · Architecture
Internet Archive · California Digital Library · Public Domain Mark 1.0. Free to use for anything.
