Junior Jones is a two-weight world champion, having held the WBA bantamweight title from 1993 to 1994, and the WBO super bantamweight title from 1996 to 1997. Additionally he held the IBO featherweight title from 1999 to 2000. Michael Spinks held world championships in two weight classes, including the undisputed light heavyweight title and the lineal heavyweight title. Iran Barkley held world championships in three weight classes, including the WBC middleweight title from 1988 to 1989, the IBF super middleweight title from 1992 to 1993, and the WBA light heavyweight title in 1992. Poison Junior Jones, Michael Spinks & Iran Barkley have all 3 hand signed this Boxing 16x20 Photo. JSA Authentication Sticker and JSA Certificate of Authenticity.