This 1996 Oakland Athletics baseball season schedule includes an authentic signature from Jason Giambi, MVP player for the Oakland A's. The signature has been verified by Beckett Authentication Services (BAS) and comes with a unique authentication number: 00014999558. The schedule has also been sealed and encased for preservation. Add this autographed item to your sports memorabilia collection today. Signed with a Blue Sharpie. Jason Giambi's autograph on this Oakland Athletics 1996 pocket schedule has been authenticated and sealed by Beckett Authentication Services (BAS). Certificate Number 00014999558.