This Brooks Robinson autographed 1996 Big League Chew Alumi Series trading card is authenticated by Beckett Authentication Services (BAS). The card showcases Robinson's on-card autograph and is encapsulated for optimal protection. Made of card stock, the standard size card features the card number BR. The hard signed autograph is accompanied by authentication number 00016505929. A must-have for any Orioles or baseball fan, especially those who appreciate vintage trading cards and the MLB World Series. Add it to your collection today! Autographed in Blue Sharpie. Brooks Robinson Autographed Baltimore Orioles 1996 Big League Chew Alumni Series Autographs Baseball Card #BR. This signature has been authenticated and encapsulated by the experts at Beckett Authentication Services (BAS). Certificate Number 00016505929.