Lotzgesell, Georg : Lieder
| Louis Spohr an Wilhelm Speyer in Frankfurt am Main | Kassel, Dienstag 19. August 1851 | 1851081902 |
| Georg Lotzgesell an Louis Spohr in Kassel | Bern, September 1851 | 1851091544 |
| Georg Lotzgesell an Louis Spohr in Kassel | Bern, Anfang Juni 1852 | 1852060544 |