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A rare 1794 American silver coin possibly touched by George Washington, Thomas Jefferson and Alexander Hamilton was sold Thursday night by an Irvine auction house for a record-breaking $10 million.

The finest example of the 1804 silver dollar known to exist sold for US$7.86 million at a Stack’s Bowers Galleries auction earlier this week, making it the second-most valuable U.S. silver dollar ever ...

The originality and eye appeal of the Proof Morgan dollars from the James A. Stack, Sr. Collection sent them into the ...