Benedict, Julius : The Brides of Venice
| E. Miller an Louis Spohr in Kassel | Kassel, Dienstag 6. Mai 1845 | 1845050644 |
| Louis Spohr an Adolph Hesse in Breslau | Kassel, Sonnabend 2. August 1845 | 1845080201 |
| Friedrich Schmezer an Louis Spohr in Kassel | Braunschweig, Freitag 26. September 1845 | 1845092644 |
| Louis Spohr an Friedrich Schmezer in Braunschweig | Kassel, Dienstag 30. September 1845 | 1845093017 |