Description:**UPDATED** 1999 New York Yankees World Champions team signed baseball. Rawlings B.Selig Official 1999 World Series baseball has been signed by (32) including Jeter, Torre, Martinez, Clemens, Girardi, Pettitte, Rivera, and others. Posada is clubhouse signed. Blue ink signatures rate 8-9 out of 10. Includes LOA from JSA: Overall EX/MT-NM