Columbia subject headings:
Harvard subject headings:
Architecture, Domestic--Conservation and restoration--Illinois--Chicago.
Architecture--Conservation and restoration--Illinois--Chicago.
Architecture--Illinois--Chicago
Buildings--Illinois--Chicago.
Chicago (Ill.)--Buildings, structures, etc.
Historic buildings--Illinois--Chicago.
Princeton subject headings:
Architecture, Domestic--Illinois--Chicago--Conservation and restoration.
Architecture--Illinois--Chicago--Conservation and restoration.
Historic buildings--Illinois--Chicago.