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<p>Numismatic selections from Scientific American: 1849 - Counterfeit Detector Balance, 2/3; Great Seizure of Counterfeiting, 5/12; Silver Seven Cent Pieces, 3/17; The Gold Dollar, 5/19; Assaying Metals, 7/14.
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<br>Subjects: Numismatics; Numismatics; Periodicals</div>
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Scientific American</div>
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