Rawlings official Major League Baseball, signed by 30 members of the 2008 New York Yankees. Modern autographs are often illegible, making it difficult to identify each of the signatures on this ball, however, we can verify many. Signatures include Carl Pavano, Mariano Rivera (HOF), Mike Mussina (HOF), Andy Pettit, Sidney Ponton, Johnny Damon, Joe Girardi, Derek Jeter (HOF), Robinson Cano, Kevin Long (coach), Joba Chamberlain, Jason Giambi. Ball exhibits signs of use, though the signatures are all dark and visible, if not legible.  Full LOA from James Spence Authentication.