| Title | Composer | Genre | Format | Date |
|---|---|---|---|---|
| La clemenza di Tito | Mozart, Wolfgang Amadeus, 1756-1791 | Oper | Piano-vocal score | [18--] |
| Rienzi, der Letzte der Tribunen | Wagner, Wilhelm Richard, 1813-1883 | grosse tragische Oper | Piano score | n.d. |
| Fidelio | Beethoven, Ludwig van, 1770-1827 | Oper | Piano score | [1901] |
| Indra, das Schlangemädchen | Flotow, Friedrich von, 1812-1883 | romantische Oper | Piano-vocal score | n.d. |