Columbia subject headings:
Civilization, Modern--20th century--Exhibitions.
Exposition internationale (1937 : Paris, France)--Exhibitions.
Harvard subject headings:
Civilization, Modern--20th century--Exhibitions.
Exhibitions--France--Paris.
Exposition internationale (1937 : Paris, France)--Exhibitions.
Princeton subject headings:
Civilization, Modern--20th century--Exhibitions.
Exposition internationale (1937 : Paris, France)--Exhibitions.