Description:September 17, 1978 John Riggins autographed Commemorative Game Ball. P.Rozelle NFL football having been presented to Riggins as the recipient of the game ball for Washington's 28-10 victory over the Cardinals. Riggins ran for (77) rushing yards on 17 carries leading the team to a victory. Riggins name and game details are lettered on a side panel and Riggins has signed the ball in silver paint pen on adjacent panel. Light general age wear. Includes auction LOA from JSA and certificate of provenance from John Riggins: EX