Columbia subject headings:
Harvard subject headings:
Assagioli, Roberto, 1888---Correspondence.
Intellectuals--Italy--Correspondence.
Italy--Intellectual life--20th century--Sources.
Papini, Giovanni, 1881-1956--Correspondence.
Prezzolini, Giuseppe, 1882-1982--Correspondence.
Psychotherapists--Italy--Correspondence.
Princeton subject headings:
Assagioli, Roberto, 1888-1974--Correspondence.
Intellectuals--Italy--Correspondence.
Italy--Intellectual life--20th century--Sources.
Papini, Giovanni, 1881-1956--Correspondence.
Prezzolini, Giuseppe, 1882-1982--Correspondence.
Psychotherapists--Italy--Correspondence.