A new air-conditioned CTA train, left, sits at the Wabash Avenue and Madison Street elevated station June 11, 1964, as an older train runs through. The public took free rides on the new train.
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A new air-conditioned CTA train, left, sits at the Wabash Avenue and Madison Street elevated station June 11, 1964, as an older train runs through. The public took free rides on the new train.