New York Giants Ron Johnson, center, is stopped for a 12-yard gain by Boston Patriots Mel Witt (71) in the first quarter at Harvard Stadium, Sunday, Oct. 18, 1970, Boston, Mass. The rest of the players are unidentified. (AP Photo)

Ron Johnson (30) of the New York Giants is halted in his tracks by Don Parish of the St. Louis Cardinals after Johnson made a gain of five yards in first quarter action on Sunday, Dec. 13, 1970 at St. Louis. (AP Photo)

Don Parish of St. Louis Cardinals reaches out, but can?t get, Ron Johnson (30) of New York Giants in third quarter National Football League action on Sunday, Dec. 14, 1970 at St. Louis, and went on to score. New York beat St. Louis, 34-17. (AP Photo)

Ron Johnson (30) of the New York Giants is tackled from behind by Larry Wilson (8) of the St. Louis Cardinals after making 17-yard gain in fourth quarter in New York on Sunday, Oct. 26, 1970. Making head tackle is Don Parish (57) of the Cardinals, followed by teammates Joe Schmiesing (82) and Chuck Walker (79). (AP Photo)