Bach, Johann Sebastian : Partiten, Vl, BWV 1004
| Christian Friedrich Lueder an Louis Spohr in Kassel | Katlenburg, Donnerstag 21. November 1844 | 1844112135 |
| Christian Friedrich Lueder an Louis Spohr in Kassel | Katlenburg, Dienstag 23. Mai 1848 | 1848052335 |
| Christian Friedrich Lueder an Louis Spohr in Kassel | Katlenburg, Donnerstag 21. November 1844 | 1844112135 |
| Christian Friedrich Lueder an Louis Spohr in Kassel | Katlenburg, Dienstag 23. Mai 1848 | 1848052335 |