Columbia subject headings:
Authors, Italian--Correspondence.
Casanova, Giacomo, 1725-1798--Correspondence.
Da Ponte, Lorenzo, 1749-1838--Correspondence.
Librettists--Italy--Correspondence.
Harvard subject headings:
Authors, Italian--Correspondence.
Casanova, Giacomo, 1725-1798--Correspondence.
Da Ponte, Lorenzo, 1749-1838. Correspondence
Librettists--Italy--Correspondence.
Princeton subject headings:
Casanova, Giacomo, 1725-1798.
Da Ponte, Lorenzo, 1749-1838. Correspondence.