1996 Score Board Basketball Rookies Allen Iverson/Antoine Walker #7 is an error trading card featuring Allen Iverson during his Georgetown University tenure with Antoine Walker/Boston identification on the card. This unusual Score Board Basketball Rookies issue appears to be a mismatched production error, pairing an Allen Iverson image with Antoine Walker's numbered checklist entry. Player: Allen Iverson / Antoine Walker Team: Georgetown University / Boston Set: Basketball Rookies Card Number: 7 Year: 1996