Columbia subject headings:
French letters--History and criticism--Congresses.
Letter writing--Congresses.
Letters--History and criticism--Congresses.
Harvard subject headings:
Epistolary fiction, French--History and criticism--Congresses.
French letters--History and criticism--Congresses.
Letters--History and criticism--Congresses.
Princeton subject headings:
French letters--History and criticism--Congresses.
Letter writing--Congresses.
Letters--History and criticism--Congresses.