Explore Chicago Collections
https://explore.chicagocollections.org/records/?f1-topics=Events%20%26%20Movements%3A%3A1893%20World%27s%20Fair&f2-topics=Events%20%26%20Movements%3A%3ACivil%20War&f3-types=Archival%20Collections&f4-institutions=Chicago%20History%20Museum