Rolla, Antonio
| Louis Spohr an Peter Lichtenthal in Mailand | Frankfurt am Main, Donnerstag 28. Mai 1818 | 1818052802 |
| Elisabeth Filipowicz an Louis Spohr in Kassel | London, Montag 24. September 1838 | 1838092440 |
| Louis Spohr an Peter Lichtenthal in Mailand | Frankfurt am Main, Donnerstag 28. Mai 1818 | 1818052802 |
| Elisabeth Filipowicz an Louis Spohr in Kassel | London, Montag 24. September 1838 | 1838092440 |