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

Framed New York Yankees Core 4 Jeter, Rivera, Posada & Pettitte Baseball 12x15 Photo Collage #2 - Hall of Fame Sports Memorabilia

2001 New York Yankees Team Signed W.S. Baseball Derek Jeter Rivera PSA DNA COA

Derek Jeter Mariano Rivera Pettitte Posada Core Four Signed Baseball Fanatics

Lot Detail - 1998 New York Yankees Team Signed Baseball World Series Champions (25 Sigs incl Jeter) (PSA Precert)

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

1999 Yankees team signed baseball Derek Jeter Clemens Pettitte Posada Torre JSA

Lot Detail - New York Yankees “Core Four” Single Signed Baseball Display with Jeter and Rivera

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

Lot Detail - 1999 New York Yankees Team Signed World Series Baseball 20 Signatures Including Jeter

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

Mcfarlane MLB Posada Pettitte Jeter Rivera New York Yankees Core 4 pack figures

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

Very Rare New York Yankees Core 4 Signed Jersey. Jeter,Posada,Rivera, Pettitte!!!

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