Chicago Approves Fans on Wrigleyville Rooftops During Games
Still roosting on rooftops despite renovations at Wrigley Field
Rooftop owners file suit over Wrigley Field renovations - Ballpark
Suburbs not option for Chicago Cubs move - ESPN
Wrigley Field's $500 million facelift approved
Wrigley Field History, History, Information, Ballpark
Wrigley Field renovations: Rooftop owners file motion against Cubs
Wrigley Field Page 3, Chicago News
Wrigley Rooftops Claim Revenue Is At Risk With Cubs Video Boards