Explore Chicago Collections
https://explore.chicagocollections.org/records/?f3-topics=Natural%20%26%20Built%20Environments%3A%3ARailways&f2-topics=Natural%20%26%20Built%20Environments%3A%3ARoads&f5-neighborhoods=Loop&f1-names=Chicago%20Plan%20Commission&=&=&browse-names=yes