Explore Chicago Collections
https://explore.chicagocollections.org/records/?f8-institutions=Chicago%20History%20Museum&f2-cities=Elmhurst&f4-cities=Woodridge&f6-cities=Prospect%20Heights&f9-cities=Orland%20Hills&f3-cities=Elmhurst&f7-types=Archival%20Collections&f5-cities=Prospect%20Heights