Building construction and superintendence, by F.E. Kidder ... (1896)
Kidder, Frank E. (Frank Eugene), 1859-1905 · New York, W.T. Comstock · leaf 184
be- supported on plank strings setfrom 16 to 20 inches apart and resting on a flat stone or foundation PORCHES. 181 wall at the bottom. The treads should be i \ inches thick, with thefront edge rounded for a nosing, and the ends (when open) finishedwith a nosing planted on and mitred at the corners…
Building
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