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Scientific American, Vol. 26, No. 5 (1872) (1872)
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tance from the mouth, the compressing amount of excavation will not disturb the pavement. It seems stronger than when sawn blocks with parallel sides are used. agent being water. The compressors may therefore be obvious that pavement made from wood of about the same The spaces between the blocks… … © 1872 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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