Why don't the Cowboys retire the jersey numbers of their legends
NFL OK's New Jersey Number Rules: Dallas Cowboys Impact? - FanNation Dallas Cowboys News, Analysis and More
List of National Football League retired numbers - Wikipedia
Jed York says 49ers looking to honor Niner greats but not retire more numbers
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Rank'Em: Cowboys' Most Sacred Jersey Numbers
Jaylon Smith Wants to Take Tony Romo's Cowboys Jersey Number
Suggs won't let me': Ravens legend puts foot down with David Ojabo's jersey number request
Why the 49ers aren't retiring Terrell Owens' jersey — or any other numbers anytime soon - The Athletic
Why Michael Irvin doesn't want his jersey retired by the Cowboys
An immaculate number: Pittsburgh Steelers to retire the No. 32
Dallas Mount Rushmore of Sports: Roger Staubach, Emmitt Smith, Dirk Nowitzki, Bob Lilly voted best of the best
