when was the basket installed at wrigley field
start of the 1970 season
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Section::::"Beautiful Wrigley Field" (1932–1981).:Construction of the bleachers (1937).

History of Wrigley Field
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Section::::"Beautiful Wrigley Field" (1932–1981).:Construction of the bleachers (1937).

History of Wrigley Field
21151238