Columbia subject headings:
Chicago (Ill.)--Description and travel.
Monuments--Illinois--Chicago.
Sculpture--Illinois--Chicago.
Statues--Illinois--Chicago.
Harvard subject headings:
Chicago (Ill.)--Buildings, structures, etc.
Chicago (Ill.)--Description and travel.
Monuments--Illinois--Chicago.
Sculpture--Illinois--Chicago.
Statues--Illinois--Chicago.
Princeton subject headings:
Chicago (Ill.)--Buildings, structures, etc.
Monuments--Illinois--Chicago.
Sculpture--Illinois--Chicago.
Statues--Illinois--Chicago.