Columbia subject headings:
Composers--Italy--Correspondence.
Fraschini, Gaetano, 1816-1887--Correspondence.
Tenors (Singers)--Italy--Correspondence.
Verdi, Giuseppe, 1813-1901--Correspondence.
Harvard subject headings:
Composers--Italy--Correspondence
Fraschini, Gaetano, 1816-1887--Correspondence.
Tenors (Singers)--Italy--Correspondence.
Verdi, Giuseppe, 1813-1901. Correspondence.
Princeton subject headings:
Composers--Italy--Correspondence.
Fraschini, Gaetano, 1816-1887--Correspondence.
Tenors (Singers)--Italy--Correspondence.
Verdi, Giuseppe, 1813-1901. Correspondence.