Explore Chicago Collections
https://explore.chicagocollections.org/records/?f2-topics=Natural%20%26%20Built%20Environments%3A%3ARailways&f4-cities=Chicago&f1-topics=Daily%20Life%20%26%20Identity%3A%3ACommuting%20%26%20Transportation&f3-neighborhoods=Armour%20Square&f5-cities=Chicago&f6-topics=Natural%20%26%20Built%20Environments::Railways