Bill Russell autographed Boston Celtics 1991 Sports Illustrated for Kids card BAS graded 10

1991 Sports Illustrated for Kids Legend card autographed beautifully in blue Sharpie by late, great Boston Celtics Hall of Famer Bill Russell. Obtained in person. Authenticated and slabbed by Beckett Authentication Services (BAS) with the autograph graded a perfect 10. Has typical perforations. ONLY ONE AVAILABLE FOR SALE.