Renowned currency collector Joel R. Anderson is selling his never-before-seen collection of 240 U.S. banknotes valued at $30 million. The collection will be sold in several parts and holds a number of ...

Pull any bill out of your wallet. See the dark green numbers on the top-left and top-right corners? Those are serial numbers, and some are more rare than others. If you happen to have paper money with ...

Paper money has long been a tool man has traded for goods and services. The importance of that money depends on the solvency of the government behind the coin or certificate. Sometimes the value of ...