Encyclopedia o f Chicago
Historical Source
Historical Source
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Pere Marquette in Tow on Chicago River at State Street Bridge, c.1904-1913

Pere Marquette in Tow on Chicago River at State Street Bridge, c.1904-1913
Bridges soon crossed the river, uniting the separate districts as much as possible. However, the river itself was a vital shipping and transportation route, so each bridge could become a "broken link" at any time, swinging or rising to let a ship pass.