Columbia subject headings:
Chicago Historical Society--Exhibitions.
World's Columbian Exposition (1893 : Chicago, Ill.)
Harvard subject headings:
Chicago Historical Society--Exhibitions.
World's Columbian Exposition (1893 : Chicago, Ill.)--Exhibitions.
Princeton subject headings:
Chicago (Ill.)--Buildings, structures, etc.
Chicago (Ill.)--History--1875---Sources--Exhibitions.
World's Columbian Exposition (1893 : Chicago, Ill.)--Exhibitions.