Offered is a signed 1984 Fleer Don Mattingly Rookie card obtained by 10-year-old self in 1985 at Arlington Stadium, then home of the Texas Rangers. You see a lot of these 1984 Fleer Mattingly Rookies signed with his modern day tighter abbreviated signature, but few with his full early-career signature. Beckett has graded the autograph a perfect 10. LOOK AT MY OTHER YANKEE ITEMS FOR SALE!