Columbia subject headings:
Harvard subject headings:
Artists--Italy--Correspondence.
Authors, Italian--20th century--Correspondence
Papini, Giovanni, 1881-1956--Correspondence.
Spadini, Armando, 1883-1925--Correspondence.
Princeton subject headings:
Authors, Italian--20th century--Correspondence.
Painters--Italy--Correspondence.
Papini, Giovanni, 1881-1956--Correspondence.
Spadini, Armando, 1885-1925--Correspondence.