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Privately Operated Train lines in use
These trains dropped people off outside the business district at "The Loop" -
First L Train Ran
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Chicago and South Side Rapid Transit Railroad extended line to Jackson Park
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The first full circuit of the Loop completed
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State Street Subway, now part of the Red Line, opened
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The CTA ran all operations of L trains and streetcars
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The Dearborn Street Subway, now part of the Blue Line, opened
