Prototype of 1st US dollar coins auctioned for $840,000Officials say a piece of copper that was struck by the U.S. Mint in Philadelphia in 1794 and was a prototype for the fledgling nation’s money was auctioned off for $840,0...
Prototype of first US dollar coins going up for auctionA piece of copper that was struck by the U.S. Mint in Philadelphia in 1794 and was a prototype for the fledgling nation’s money will go up for auction Friday.
