The 1999-2006 and 2008-2009 U.S. Mint 50 State Quarters Coin Proof Sets are collectible coin sets featuring uncirculated 25 cent coins from each of the 50 states in the United States. These sets include coins struck in proof quality, with certification from the U.S. Mint. Each set includes a variety of designs representing the history and culture of each state, making them a valuable addition to any coin collection for numismatists and coin enthusiasts alike.
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