Columbia subject headings:
College teachers--France--History--19th century--Congresses.
College teachers--France--History--20th century--Congresses.
Harvard subject headings:
College teachers--France--History--19th century--Congresses.
College teachers--France--History--20th century--Congresses.
Princeton subject headings:
College teachers--France--History--19th centyury--Congresses.
College teachers--France--History--20th century--Congresses.