- Operas--Scores (211)
- Mozart, Johann Crysostom Wolfgang Amadeus, 1756-1791 (9)
- Operas--Vocal scores with piano (5)
- Metastasio, Pietro, 1698-1782--Musical settings (3)
- Faust, d. ca. 1540--Drama (2)
- Guillard, Nicolas François, 1752-1814--Musical settings (2)
- Incidental music--Scores (2)
- Music--Manuscripts--Facsimiles (2)
- Wilde, Oscar, 1854-1900--Musical settings (2)
- Anseaume, M. (Louis), 1721-1784--Musical settings (1)
- Auden, Wystan Hugh, 1907-1973--Musical settings (1)
- Ballets--Scores (1)
- Boris Fyodorovich Godunov, Czar of Russia, 1551 or 2-1605--Drama (1)
- Büchner, Georg, 1813-1837--Musical settings (1)
- Calzabigi, Ranieri de, 1714-1795--Musical settings (1)
- Cellini, Benvenuto, 1500-1571. Drama (1)
- Colette, 1873-1954--Musical settings (1)
- Coltellini, Marco, 18th cent--Musical settings (1)
- Eurydice (Greek mythology)--Drama (1)
- Florida--Discovery and exploration--Drama (1)
- Francis, of Assisi, Saint, 1182-1226--Drama (1)
- Hasse, Johann Adolf, 1699-1783--Manuscripts--Facsimiles (1)
- Hofmannsthal, Hugo von, 1874-1929--Musical settings (1)
- Kallman, Chester, 1921---Musical settings (1)
- Keller, Gottfried, 1819-1890--Musical settings (1)
- Klauss, Clemens, 1893-1954--Musical settings (1)
- Maeterlinck, Maurice, 1862-1949--Musical settings (1)
- Migliavacca, Giannambrogio--Musical settings (1)
- Music (1)
- Mérimee, Proper, 1803-1870--Musical serttings (1)
- Nono, Luigi, 1924-1990--Manuscripts--Facsimiles (1)
- Operas--Excerpts--Scores (1)
- Orchestral music--Scores (1)
- Orpheus (Greek mythology)--Drama (1)
- Salome (Biblical figure)--Drama (1)