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Scientific American, Vol. 29, No. 2 (1873) (1873)
leaf 8
to 12, refer- at that temperature. The total amount of water, at sucha ring to other systems, are added for-the purpose of compar- temperature, used daily in an ordinary middle class house, does not exceed thirty or forty gallons; and therefore, if the ison. , boiler were made so as to absorb as… … © 1873 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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