In 1998 and 1999 the Yankees made a mockery of the World Series when they didn’t lose a game, sweeping away San Diego and Atlanta. Both baseballs are NRMT with NRMT signatures. 1998 Rawlings official World Series Ball, with the signature of Commissioner Allen H. Selig, has thirty one signatures including Torre, Petite, Jeter, Wells, Rivera, O’Neill, El Duque, Zimmer, Cone, Williams, and the rest of the keys. 1999 Rawlings official World Series ball, with signature of Commissioner Allen H. Selig, and thirty four Yankees signatures including Clemens, Cone, Petite, Rivera, O’Neill, Zimmer, El Duque, Martinez, Strawberry, Williams, and the rest of the keys.