Columbia subject headings:
Authors, French--20th century--Biography.
Blum, Léon, 1872-1950--Correspondence.
Blum, Léon, 1872-1950--Friends and associates.
Gide, André, 1869-1951--Correspondence.
Gide, André, 1869-1951--Friends and associates.
Poets, French--20th century--Biography.
Harvard subject headings:
Authors, French--20th century--Biography
Blum, Léon, 1872-1950--Friends and associates.
Gide, André, 1869-1951--Friends and associates.
Statesmen--France--Biography.
Princeton subject headings:
Blum, Léon, 1872-1950--Friends and associates.
Gide, André, 1869-1951--Friends and associates.