Hensel, Fanny
| Felix Mendelssohn Bartholdy an Louis Spohr in Kassel | Leipzig, Mittwoch 5. September 1838 | 1838090541 |
| Moritz Hauptmann an Louis Spohr in Kassel | Leipzig, Freitag 5. November 1847 | 1847110533 |
| Felix Mendelssohn Bartholdy an Louis Spohr in Kassel | Leipzig, Mittwoch 5. September 1838 | 1838090541 |
| Moritz Hauptmann an Louis Spohr in Kassel | Leipzig, Freitag 5. November 1847 | 1847110533 |