Cubs' $500m Wrigley Field renovation approved by Chicago city council, MLB
Update: Chicago council approves $500M in Wrigley Field renovations for Jumbotron
Pepper Construction, 2015 Annual Review
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BOOM: City Council Approves the Wrigley Field Renovation and Development Plan (But ) - Bleacher Nation
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Wrigley Field - Wikipedia
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Chicago City Council approves $500 million Wrigley Field renovations
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Proposed Wrigley Field renovations could send building owners through the roof - Newsday
CHICAGO Wrigley Field Redevelopment News - Page 29 - SkyscraperPage Forum