Explore Chicago Collections
https://explore.chicagocollections.org/records/?f3-types=Archival%20Collections&f2-topics=Government%20%26%20Leadership%3A%3APolitics&f8-cities=Chicago&f5-neighborhoods=Lincoln%20Park&f4-neighborhoods=New%20City&f7-neighborhoods=Loop&f6-topics=Natural%20%26%20Built%20Environments%3A%3ARailways