The 1991 US Mint Set P&D includes 10 uncirculated coins sealed by the US Mint. This collection contains coins minted in Philadelphia and Denver, each struck as business coins. The set is graded as Brilliant Uncirculated by the seller and includes certification from the US Mint. This set is a valuable addition to any coin collector's collection, showcasing the variety and quality of coins produced by the United States Mint in 1991.