- Schumann, Robert, 1810-1856 (7)
- Appel, Bernhard R. (1)
- Beethoven-Haus (Bonn, Germany) (1)
- Boetticher, Wolfgang (1)
- Cortot, Alfred, 1877-1962 (1)
- Draheim, Joachim (1)
- Goebels, Franzpeter (1)
- Kempff, Wilhelm, 1895- (1)
- Lampe, Walther (1)
- Ludwig, Günter, fl. 1965- (1)
- Müller, Hans-Christian (1)
- Puchelt, Gerhard (1)
- Schumann, Clara, 1819-1896 (1)
- Theopold, Hans-Martin (1)