Columbia subject headings:
Europe--Description and travel.
Paris (France)--Intellectual life.
United States--Description and travel.
Harvard subject headings:
Europe--Description and travel.
Green, Julien, 1900-1998.
Paris (France)--Intellectual life--20th century.
Paris (France)--Intellectual life.
United States--Description and travel.
Princeton subject headings:
Europe--Description and travel.
Paris (France)--Intellectual life--20th century.
United States--Description and travel.