This 1999 U.S. Mint Silver Proof Set contains all 9 coins. All the coins bear the S (San Fransisco) mint mark. In the set you will receive the 1999-S Proof Lincoln Cent, 1999-S Proof Jefferson Nickel, 1999-S 90% Silver Proof Roosevelt Dime, 1999-S 90% Silver Proof Kennedy Half Dollar and the 5 1999 Statehood Quarters (DE, NJ, PA, GA, CT) all in 90% Silver Proof. This proof set does come in the original box with the COA.