http://www.helium.com/knowledge/110666-determining-how-much-lincoln-memorial-pennies-are-worth.xml Helium.com > Antiques & Collecting (Other) > Determining how much Lincoln Memorial pennies are worth en-us Copyright Helium.com Tue, 25 Nov 2008 13:30:22 GMT Tue, 25 Nov 2008 13:30:22 GMT