Explore Chicago Collections
https://explore.chicagocollections.org/records/?f2-topics=Events+%26+Movements%3A%3ACivil+War&f4-topics=Events+%26+Movements%3A%3ACivil+War&f3-cities=Chicago&f1-neighborhoods=Washington+Heights&f5-cities=Chicago&f6-topics=Government%20%26%20Leadership::Military