Sabine Kalter sings "Träume" from Wesendonck- Lieder by Richard Wagner (1813-1901) with orchestra 1924.
Richard Tauber and Sabine Kalter sing the Azucena-Manrico duet from "Il Trovatore" (in German as "Wenn du mich liebst, so höre meine Stimme" on acoustic ...
Sabine Kalter sings "Ach, mein Sohn, Segen dir" from Der Prophet by Giacomo Meyerbeer (1791-1864) with orchestra 1923.