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" As the more perfectly the coins are cleaned and dried,* the less the effect, and as a dry perspiration (so to call it) must exist in a greater or less degree on all coins, since they pass through so many hands, and as perspiration is slightly acid. 4thly.... "
Journal of the Franklin Institute - Page 115
by Franklin Institute (Philadelphia, Pa.) - 1849
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The Eclectic Museum of Foreign Literature, Science and Art, Volume 2

John Holmes Agnew, Eliakim Littell - 1843 - 612 pages
...metal, and judging from the experiments with silver and copper, the more oxidable the better ; 3dly, as the more perfectly the coins are cleaned and dried*...perspiration (so to call it) must exist in a greater or le.-?s degree on all coins, since they pass through so many hands, and as perspiration is slightly...
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The Eclectic Magazine of Foreign Literature, Science, and Art, Volume 2

1843 - 602 pages
...metal, and judging from the experiments with silver and copper, the more oxidable the better ; 3dly, as the more perfectly the coins are cleaned and dried*...perspiration (so to call it) must exist in a greater or le^s degree on all coins, since they pass through so many hands, and as perspiration is slightly acid...
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Eclectic Museum of Foreign Literature, Science and Art, Volume 2

John Holmes Agnew - 1843 - 612 pages
...metal, and judging from the experiments with silver and copper, the more oxidable the better ; 3dly, as the more perfectly the coins are cleaned and dried*...a dry perspiration (so to call it) must exist in a greaier or le<-s degree on all coins, since they pass through so many hands, and as perspiration is...
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Iron: An Illustrated Weekly Journal for Iron and Steel ..., Volume 38

Perry Fairfax Nursey - 1843 - 538 pages
...experiments with silver and copper the more oxidable the better ; 3rdly, As the more perfectly the coins arc cleaned and dried* the less the effect, and as a dry...it) must exist in a greater or less degree on all coin?, since they pass through so many hands, and as perspiration is slightly acid ; 4thly, As even...
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The Mechanic's Magazine, Museum, Register, Journal and Gazette, Volume 38

1843 - 536 pages
...metal, and judging from the experiments with silver and cupper the more oxidable the better ; ."inlU , As the more perfectly the coins are cleaned and dried*...slightly acid ; 4thly, As even with clean coins the effectf by actual contact must be admitted, bnt still is greater when there is a difference in the...
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Journal of the Franklin Institute

1843 - 884 pages
...metal, and judging from the experiments with silver and copper, the more oxidable the better. 3rdly. As the more perfectly the coins are cleaned and dried,*...still is greater when there is a difference in the naturej of the metal ; and Sthly. As when the metals are not in contact (being removed only the one-twentieth...
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The London, Edinburgh and Dublin Philosophical Magazine and Journal of Science

1843 - 570 pages
...metal, and judging from the experiments with silver and copper the more oxidable the better ; 3rdly, as the more perfectly the coins are cleaned and dried*...slightly acid ; 4thly, as even with clean coins the effect! by actual contact must be admitted, but still is greater when there is a difference in the...
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