Lot of (4) New York Yankees Core Four OML Baseballs Signed by (4

1999 Yankees World Series Core Four (4) Signed Baseball. Jeter, Rivera, Pettitte and Posada. 1/48. — The Bullpen Sports Collectibles

New York Yankees Core 4 Signed OML Baseballs with (4) Signatures Including Derek Jeter, Mariano Rivera, Andy Pettitte & Jorge Posada With Custom Core 4 Glass Display Case (Steiner COA)

New York Yankees Baseball, Yankees Autographed Baseballs, Game Used Baseballs

New York Yankees Core Four 2000 World Series Logo Baseball Team-Signed by (4) with Derek Jeter, Mariano Rivera, Andy Pettitte & Jorge Posada (Fanatics & MLB)

Lot of (4) New York Yankees Core Four OML Baseballs Signed by (4) with Derek Jeter

Professional Sports Authenticator (PSA) Mariano Rivera Original Autographed Baseball MLB Balls for sale

Official 1999 World Series baseball signed in ink by the “Core Four”: Hall of Famers Derek Jeter and Mariano Rivera, and Andy Pettitte and Jorge

1999 Yankees World Series Core Four (4) Signed Baseball. Jeter, Rivera, Pettitte and Posada. 1/48. — The Bullpen Sports Collectibles

New York Yankees Baseball, Yankees Autographed Baseballs, Game Used Baseballs

Derek Jeter Mariano Rivera New York Yankees All Time Greats Signed Baseball Bas

1999 Yankees World Series Core Four (4) Signed Baseball. Jeter, Rivera, Pettitte and Posada. 1/48. — The Bullpen Sports Collectibles

Professional Sports Authenticator (PSA) Mariano Rivera Original Autographed Baseball MLB Balls for sale

New York Yankees Professionally Framed Core Four Signed Sports

Derek Jeter Mariano Rivera Pettitte Posada Core Four Signed Baseball Fanatics

Lot Detail - NY Yankees The Core Four Single-Signed OML Baseballs (4) with Jeter, Rivera

Lot of (4) New York Yankees Core Four OML Baseballs Signed by (4) with Derek Jeter