Columbia subject headings:
Harvard subject headings:
Congresses and conventions--France--Cerisy-la-Salle--History.
Congresses and conventions--France--Pontigny (Yonne)--History.
France--Intellectual life--20th century.
Princeton subject headings:
Congresses and conventions--France--Cerisy-la-Salle--History.
Congresses and conventions--France--Pontigny (Yonne)--History.
France--Intellectual life--20th century.