3M strips are great...use them both for my personal silver and for the collection (1820-1903, coin, plate and sterling) in our historic house museum. Six months is said to be shelf life, but have found they last even longer. Absolutely cuts down on atmospheric pollution.
Sara Weissman Morris County Historical Society @Acorn Hall http://www.morriscountyhistory.org ****** Unsubscribe by sending a message to [email protected] Searchable archives: http://cool.conservation-us.org/byform/mailing-lists/cdl/
