This is a rare and valuable Walter Buck Leonard HOF Negro League Signed 1972 Index Card, which comes with a James Spence (JSA) Certification of Authenticity. The autograph is in pristine condition, and the index card itself is a unique piece of baseball history. Buck Leonard was a legendary player for the Homestead Grays, and this autographed index card is a must-have for any serious collector of baseball memorabilia.