Schmitt, Aloys : Sextette, Vl 1 2 Va 1 2 Vc Kb
| Aloys Schmitt an Louis Spohr in Kassel | Frankfurt am Main, Mittwoch 1. September 1852 | 1852090145 |
| Aloys Schmitt an Louis Spohr in Kassel | Frankfurt am Main, Mittwoch 12. Oktober 1853 | 1853101245 |
| Aloys Schmitt an Louis Spohr in Kassel | Frankfurt am Main, Mittwoch 12. August 1857 | 1857081245 |