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US Coins Sep 8, 2017, 5 AM
How should collectors protect their coins?
In 2010, Susan L. Maltby laid out options for protecting your coins when disasters occur. In light of the recent hurricanes, we'd like to refresh your memory. -
US Coins Jan 13, 2017, 4 AM
Why you should avoid lacquering your coins
Many numismatic museums lacquer coins that are going to be on extended display because it reduces maintenance time and costs. But collectors should not. -
US Coins Oct 14, 2016, 7 AM
Do you clean, tone or coat coins in your collection?
Susan Maltby continues to review the results of the coin cleaning, toning and coating survey that appeared in an earlier 2016 issue of Coin World. -
US Coins Aug 17, 2016, 12 PM
Maltby releases findings from coin cleaning survey
This month I begin reviewing the results of the coin cleaning, toning and coating survey that appeared in my Feb. 29 column. -
US Coins Nov 12, 2015, 5 AM
Plaster objects need special preservation handling
Many numismatists have plasters in their collections, such as a cast of a coin. They are brittle, porous, sensitive to acid and moisture and easily soiled. -
US Coins Aug 14, 2015, 10 AM
Storage suitability: Preserving Collectibles
Are Attaboxes suitable for storing coins in a safe? Is the packing peanut that a seller used to keep coins in a tube from rattling around safe for the coins? -
US Coins Jun 13, 2015, 11 AM
Numismatic items made from wood require special storage
This month I would like to discuss the care and preservation of wooden nickels. -
US Coins Mar 15, 2015, 5 AM
Avoid corrosion to zinc compositions on coins
Not long ago I received an email from a collector of zinc coinage. -
Paper Money Dec 11, 2014, 8 AM
Displaying paper money requires using safe techniques
Displaying paper money requires using safe matting, framing and mounting techniques. -
US Coins Sep 12, 2014, 7 AM
Decisions about home safe need serious consideration
What is the greatest threat to your collection? The answer will help you decide on what kind of home safe to buy.