Description:Connie Mack autographed 1950-56 Callahan Hall of Fame card. Vintage fountain pen "Connie Mack" signature rating 7 out of 10 appears on his 1950s Callahan card. Touch of wear at corners and what appears to be a light paperclip indentation at center from top down. Includes auction LOA from JSA: Sig. EX/MT, Card EX