Explore Chicago Collections
https://explore.chicagocollections.org/records/?browse-names=yes&f1-topics=Events+%26+Movements%3A%3AWars&f2-topics=Government+%26+Leadership%3A%3AMilitary&f3-institutions=Chicago+History+Museum&f4-topics=Natural+%26+Built+Environments%3A%3ARailways&f5-types=Digital+Images&f6-topics=Natural+%26+Built+Environments%3A%3ARailways