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![[Untitled photo, possibly related to: Chicago, Illinois. Track crews repairing tracks in the roundhouse at an Illinois…](https://images.rawpixel.com/image_social_square/czNmcy1wcml2YXRlL3Jhd3BpeGVsX2ltYWdlcy93ZWJzaXRlX2NvbnRlbnQvbHIvbG9jMjAxNzgzOTQ0NC1pbWFnZS5qcGc.jpg)
[Untitled photo, possibly related to: Chicago, Illinois. Track crews repairing tracks in the roundhouse at an Illinois railroad yard]. Sourced from the Library of Congress.
[Untitled photo, possibly related to: Chicago, Illinois. Track crews repairing tracks in the roundhouse at an Illinois railroad yard]. Sourced from the Library of Congress.
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