The building and ornamental stones of North Carolina (1906)
Watson, Thomas L. (Thomas Leonard), 1871-1924, Laney, Francis Baker, 1875-1938, Merrill, George P. (George Perkins), 1854-1929 · Raleigh, [N.C.] : E.M. Uzzell, Public Printer · leaf 328
ith water, is, however, avery important matter and one that should receive serious considerationwhenever stone is to be placed in a position like a foundation for bridgeabutment. It should be noted, however, that a strength of even 6,000lbs. per square inch is sufficient for ordinary construction.…
Building stones · Quarries and quarrying
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
