Columbia subject headings:
Composers--France--Correspondence.
Gounod, Charles, 1818-1893--Correspondence.
Musicians--France--Correspondence.
Singers--France--Correspondence.
Viardot-García, Pauline, 1821-1910--Correspondence.
Harvard subject headings:
Composers--France--Correspondence
Gounod, Charles, 1818-1893--Correspondence.
Musicians--France--Correspondence.
Singers--France--Correspondence.
Viardot-García, Pauline, 1821-1910--Correspondence.
Princeton subject headings:
Composers--France--Correspondence.
Gounod, Charles, 1818-1893--Correspondence.
Musicians--France--Correspondence.
Singers--France--Correspondence.
Viardot-García, Pauline, 1821-1910--Correspondence.