Sammy Sosa & Mark McGwire Autographed Official MLB Baseball Beckett BAS Stock #148623. Mill Creek Sports Product ID: 148623. This is an Official Major League Baseball that has been hand signed by Sammy Sosa & Mark McGwire. It has been certified authentic by Beckett Authentication (BAS) and comes with their sticker and matching certificate of authenticity. Item type: This is a stock item. We have several of these and you will receive one that is of equal quality. This item is mint and we guarantee your satisfaction. We have a full time retail store that has been open in the Seattle area since 1991. Mill Creek Sports 13616 Bothell Everett HWY Mill Creek, WA 98012. Powered by SixBit’s eCommerce Solution. The item “SAMMY SOSA & MARK MCGWIRE AUTOGRAPHED SIGNED MLB BASEBALL BECKETT 148623″ is in sale since Wednesday, May 15, 2019. This item is in the category “Sports Mem, Cards & Fan Shop\Autographs-Original\Baseball-MLB\Balls”. The seller is “millcreeksports” and is located in Bothell, Washington. This item can be shipped worldwide.
- Autograph Authentication: Beckett
- Player: Sammy Sosa