This 1982 US Commemorative Mint Set USPS Issue Item 882 is a complete collection with a denomination of 20 cents. The stamps come from the United States and have never been used, making them in mint condition. The set is a perfect addition to any collection, with a topic of YEAR SET and certification of being uncertified. This set is a great way to add some unique pieces to your collection with stamps that have never been used.