This 1992 Upper Deck Jack McDowell autographed baseball card is a must-have for Chicago White Sox fans. Authenticated by Beckett Authentication Services (BAS) with an autograph grade of 10. It features an on-card autograph and comes in a slab from Beckett Grading Services (BGS). A great addition to any sports trading card collection and a wonderful gift for Sox fans. Made of high-quality card stock, card number 553. Get your autographed card today! Autographed in Black Sharpie. Jack McDowell Chicago White Sox 1992 Upper Deck Baseball Card #553. Authenticated and Encapsulated by Beckett Authentication Services (BAS). Certificate Number 00016495460. Graded by Beckett Grading Services (BGS) with an 'Auto 10' grade.