Common-sense stair building and handrailing (1903)
Hodgson, Frederick Thomas, 1836-1919 · Chicago, F. J. Drake & Co · leaf 97
er line, draw the equilateral triangle on the diam-eter of the center line. Produce the two sides to cutthe line drawn tangent to the center line and parallelwith the diameter. Between the intersections is thestretchout or development, and the perpendicularlines S, S are springing lines. Place the… … line. On the line projected from the center of thewell, mark off the height of a riser and draw the second THIRD METHOD 93 landing; on the springing line mark off the height ofa riser and draw the horizontal line. Place the pitch-board with its tread side to this line, and the point tothe springing…
Stair building · Hand-railing
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