Columbia subject headings:
France--Politics and government--1914-1940.
Intellectuals--France--History--20th century.
Pacifism--France--History--20th century.
Socialism--France--History--20th century.
Harvard subject headings:
France--Intellectual life--20th century.
France--Politics and government--1914-1940.
Intellectuals--France--History--20th century.
Pacifism--France--History--20th century.
Révolution Constructive (Group)
Socialism--France--20th century.
Socialism--France--History--20th century
Princeton subject headings:
France--Politics and government--1914-1940.
Intellectuals--France--History--20th century.
Pacifism--France--History--20th century.
Socialism--France--History--20th century.