Ken Griffey Jr. Autographed 1989 Donruss Baseball's Best Rookie Card #192 Seattle Mariners BGS 9 Auto Grade Gem Mint 10 Beckett BAS #14727815 MYS_run10-1 You will receive 1 or

You will receive 1 or 2 pieces of MLB memorabilia signed by some of the game's biggest stars

This is an Official American League Baseball that has been hand signed by Lou Boudreau

Super Bowl XX Most Valuable Player

This is a High Number Card

providing proof that the signature is genuine - a critical consideration for any discerning memorabilia collector

Ken Griffey Jr. Autographed 1989 Donruss Baseball's Best Rookie Card #192 Seattle Mariners BGS 9 Auto Grade Gem Mint 10 Beckett BAS #14727815 MYS_run10-1 You will receive 1 orThis is a 1989 Donruss Baseball's Best Rookie Card #192 that has been hand signed by Ken Griffey Jr. The condition of this card was graded a Mint 9 by BGS. The condition of the signature was graded a Gem Mint 10 by Beckett BAS. It has been certified authentic by Beckett Authentication Services (BAS) and comes encapsulated in their tamper proof holder.