Explore Chicago Collections
https://explore.chicagocollections.org/records/?browse-names=yes&f1-topics=Events+%26+Movements%3A%3ACivil+War&f2-types=Digital+Images&f3-institutions=The+Grove+National+Historic+Landmark&f4-topics=Events+%26+Movements%3A%3AEarly+Chicago+%281837-1871%29