Explore Chicago Collections
https://explore.chicagocollections.org/records/?f3-types=Archival+Collections&f4-institutions=Art+Institute+of+Chicago&f5-institutions=Art+Institute+of+Chicago&f1-topics=Natural+%26+Built+Environments%3A%3AArchitecture&sort=title&f2-institutions=Art+Institute+of+Chicago&f6-topics=Natural+%26+Built+Environments%3A%3ACity+Planning