Wrigley Field Policies and Procedures
Wrigley Field: An evolution to 100-year-old 'Friendly Confines' – Twin Cities
A Day In Wrigley Field History: August 27, 1950 - Bleed Cubbie Blue
Wrigley Field History: Facts & Famous Highlights - Ticketmaster Blog
Dodgers-Cubs preview: Clayton Kershaw starts Game 1 of doubleheader - True Blue LA
Wrigley Field receives federal landmark status
8/8/88: Wrigley Field lights up 34 years ago Monday
History and nostalgia make Wrigley the No. 1 MLB ballpark - NBC Sports
World Series 2016: Lack of day games at Wrigley a big whiff by MLB
Wrigley 100 July 23: The Telstar Game