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Welter, Gerhard. Cleaning and Preservation of Coins and Medals

Currency:USD Category:Coins & Paper Money / Publications & Supplies Start Price:10.00 USD Estimated At:10.00 - 20.00 USD
Welter, Gerhard. Cleaning and Preservation of Coins and Medals
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This item SOLD at 2023 Oct 09 @ 14:52UTC-7 : PDT/MST
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Welter, Gerhard, Cleaning and Preservation of Coins and Medals, Rockville Centre, New York, 1976, 117 pages, hardcover. Begins with an introduction into coin cleaning and chemistry as it relates to coins, followed by sections on coinage metals, chemical changes in coinage metals, the cleaning of coins, the removal of corrosion, other coin treatments, and paper money.