Columbia subject headings:
Bianchi, Augusto Guido--Correspondence.
Bosis, Adolfo de, 1863-1924--Correspondence.
Pascoli, Giovanni, 1855-1912--Correspondence.
Harvard subject headings:
Bianchi, Augusto Guido--Correspondence.
Bosis, Adolfo de, 1863-1924--Correspondence.
Pascoli, Giovanni, 1855-1912--Correspondence.
Princeton subject headings:
Bianchi, Augusto Guido--Correspondence.
Bosis, Adolfo de, 1863-1924--Correspondence.
Pascoli, Giovanni, 1855-1912--Correspondence.