This is a one-of-a-kind chance to own a part of baseball's past. A 2000 Bowman Tool Time baseball card of Corey Patterson, personally signed and verified by Beckett Authentication Services (BAS). This card displays an on-card autograph and is encased in a protective slab. As a former player for the Chicago Cubs, Washington Nationals, and Toronto Blue Jays, Patterson's autographed card is a must-have for any collector or fan of the game. It is an authorized trading card from Topps, and includes Beckett's authentication number 00016507750. Don't pass up this exclusive opportunity to enhance your memorabilia collection. Autographed with a Blue Sharpie. Corey Patterson Autographed Chicago Cubs 2000 Bowman Tool Time Insert Baseball Card #TT12. This signature has been examined and encapsulated by the specialists at Beckett Authentication Services (BAS). Certificate Number 00016507750.