Rare Ken Griffey Jr 600th Home Run Game Used Ball Autographed Beckett

I sent the ball to Beckett and as you can see they certified it. It has both holograms that you can follow for more info.

Ken Griffey Jr Autographed Hall of Fame HOF 16 Signed Baseball

2006 Topps

The Junior Junkie: the Baseball Cards of Ken Griffey, Jr. and Beyond

Ken Griffey Jr. Cincinnati Reds Memorabilia, Ken Griffey Jr

I sent the ball to Beckett and as you can see they certified it. It has both holograms that you can follow for more info.

Rare Ken Griffey Jr 600th Home Run Game Used Ball Autographed Beckett

Ken Griffey Jr. Autographed Singles Trading Cards, Signed Ken

Anyone have a weird autograph experience? Got this signed around

John Racanelli – SABR's Baseball Cards Research Committee

Why Sports Card Values from the Late-80s and Early-90s Are Low

2023 Winter Pop-Up - Sports Memorabilia Auctions

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