Columbia subject headings:
Authors, Italian--20th century--Correspondence.
Businessmen--Switzerland--Correspondence.
Communists--Italy--Correspondence.
Fleischmann, Marcel, 1891-1984--Correspondence.
Fleischmann, Marcel, 1891-1984--Friends and associates.
Friendship.
Liberty.
Silone, Ignazio, 1900-1978--Correspondence.
Silone, Ignazio, 1900-1978--Friends and associates.
Harvard subject headings:
Authors, Italian--20th century--Correspondence
Businessmen--Switzerland--Correspondence.
Communists--Italy--Correspondence.
Fleischmann, Marcel, 1891-1984--Correspondence.
Fleischmann, Marcel, 1891-1984--Friends and associates.
Friendship.
Liberty
Silone, Ignazio, 1900-1978--Correspondence.
Silone, Ignazio, 1900-1978--Friends and associates.
Princeton subject headings:
Authors, Italian--20th century--Correspondence.
Businessmen--Switzerland--Correspondence.
Communists--Italy--Correspondence.
Fleischmann, Marcel--Correspondence.
Fleischmann, Marcel--Friends and associates.
Friendship.
Liberty.
Personal correspondence.
Silone, Ignazio, 1900-1978--Correspondence.
Silone, Ignazio, 1900-1978--Friends and associates.