Column: Why Chicago Cubs should retire Jon Lester's number
Chicago Cubs Ferguson Jenkins and Greg Maddux #31 Uniform Retirement Poster 2009
52 Chicago Cubs Retired Numbers Stock Photos, High-Res Pictures, and Images - Getty Images
The Cubs should retire several more jersey numbers - Bleed Cubbie Blue
Ferguson Jenkins - Wikipedia
Cubs retire No. 31 of Maddux, Jenkins
Fergie Day: Cubs legend Fergie Jenkins immortalized at Wrigley Field - CHGO
Photo: Former Chicago Cubs Pitchers Greg Maddux and Ferguson Jenkens Number Retired in Chicago - CHI2009050309
Braves retire Maddux's number as he enters Hall of Fame - Statesboro Herald
Cubs Retired Numbers