1989 Seattle Mariners Team Signed Autographed Official AL Baseball With 29 Signatures Including Ken Griffey Jr. Rookie Beckett BAS #AC56450

This is an Official American League Baseball that has been hand signed by 29 members of the 1989 Seattle Mariners Team. Some of these members include: Ken Griffey Jr. and Edgar Martinez. There are marks on the item as shown. This item has been certified authentic by Beckett Authentication (BAS) and comes with their tamper-proof sticker and matching full-page certificate of authenticity.