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Scientific American, Vol. 52, No. 6 (1885) (1885)
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ocky The surface of the rock at the site of the center pier, surface of the rock, and continued into the rock until surface clean. The frequency also with which rafts of being, for the most part, exposed to the action of a found sound and perfectly solid. In two cases, after ex- timber from the… … © 1885 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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