The 1974 Pittsburgh Steelers season was capped off with a 10-3-1 record and the Super Bowl IX championship, which Cornerback, arrived in 1971? 
Mel Blount: Melvin Cornell Blount (born April 10, 1948) is a former Pittsburgh Steelers cornerback, five-time Pro Bowler and a 1989 Pro Football Hall of Fame inductee.
i don't know