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Published December 20, 2012, 12:00 AM

Cheaper Change


This undated photo provided on Wednesday, Dec. 19, 2012 by the U.S. Mint in Philadelphia shows a bonneted Martha Washington on a nonsense test piece. The Mint has been testing different materials to fiend less expensive ways to make coins. (AP Photo U.S. Mint)
Read the article: US Mint testing new metals to make coins cheaper