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Scientific American, Vol. 30, No. 8 (1874) (1874)
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re glycerin, tions, for some years; more recently it has been cxtended to mer, 2 perforator of four or five feet diameter. This was when undiluted, is a water-extracting body. It should there- the western roads. The aggregate length of main and tried in the Vaugirard quarries near Paris, and made… … © 1874 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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