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 234
373.—To obtain, by the foregoing principles, the face-mouldfor the twists of a moulded rail upon platform stairs. In Fig.269, a b c is the plan of a line passing through the centre ofthe rail around the cylinder as before, and the lines aboveit are a vertical section of steps, risers and platform,… … rail, k c and c n, are obtained as in the previous examples. Makec i and c j, each equal to c i at Fig. 269, and draw the lines, i mand j g, parallel to c k ; make n e and n d equal to n e and n d atFig. 269, and draw d o and e I, parallel to n c; also, through k,draw s g, parallel to n c; then, in…
Carpentry · Architecture
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