[Gould, Lucius D.], b. 1814. [from old catalog] · New York, W.T. Comstock · leaf 63
C as a centre, with C P, Fig. i,as a radius, describe an arc cutting the curve in D ; drawD J equal L D, and C J equal C D, Fig. i ; set off each wayfrom B equal half the width of rail ; from the pointsdescribe the outside and inside curves. To find the angles to bevel the plank for the wreath :… … FIRST STEP \ SCALE 1 IN, = 1 FOOT STAIR BUILDING. 59 PLATE XXVIII Exhibits a plan for half circle of winder at the starti7igj thecurve drawn from centres of unequal radii. To draw the elevation of the tangents : Set up from thestep to A equal the difference in the heights of newel andshort…
Stair building
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