The Holographic State Quarters 15-Coin Set 1999-2001 from Morgan Mint features uncirculated coins with a denomination of 25 cents each. This set includes coins from the years 1999 to 2001, minted in Philadelphia and Denver. Each coin in the set is a State Quarter, with a mix of compositions and business strike type. The set is accompanied by a Certificate of Authenticity (COA) and is a valuable addition to any US coin collection.