Columbia subject headings:
Anarchism--France--History--20th century.
Confédération générale du travail--History--20th century.
Labor movement--France--History--20th century.
Labor unions--France--History--20th century.
Harvard subject headings:
Labor movement--France--History--20th century.
Revolutionaries--France--History--20th century.
World War, 1914-1918--Protest movements--France.
Princeton subject headings: