Columbia subject headings:
Authors, Italian--20th century--Correspondence.
Baldini, Antonio, 1889-1962--Correspondence.
Cecchi, Emilio, 1884-1966--Correspondence.
Harvard subject headings:
Authors, Italian--20th century--Correspondence
Baldini, Antonio, 1889-1962--Correspondence.
Feroldi, Pietro--Correspondence.
Princeton subject headings:
Authors, Italian--20th century--Correspondence.
Baldini, Antonio, 1889-1962--Correspondence.
Feroldi, Pietro--Correspondence.