Columbia subject headings:
Harvard subject headings:
France--Civilization--1830-1900.
France--Civilization--20th century.
France--History--20th century.
France--History--Third Republic, 1870-1940.
Princeton subject headings:
France--History--20th century.
France--History--Third Republic, 1870-1940.
French literature--19th century--History and criticism.
French literature--20th century--History and criticism.