Wrigley Field given federal landmark status - ESPN
Only One End Zone to Be Used for Football Game at Wrigley Field
Wrigley Field - Wikipedia
A change from Wrigley to Soldier Field
A Century of Chicago Bears Football - Chicago History Museum
Wrigley Field (Chicago) – Society for American Baseball Research
Wrigley Field designated as a National Historic Landmark
Why Wrigley Field Must Be Destroyed - WSJ
Chicago sports teams, stadiums an iconic presence in city
Wrigley Field: An Oral and Narrative History of the Home of the
A history of the Chicago Cubs' iconic Wrigley Field