Letter | Description | Signature | Date |
---|---|---|---|
|
Carlo Pedrotti
>
Giulio Ricordi
Torino |
LLET012980 | No date |
|
Amilcare Ponchielli
>
Eugenio Tornaghi
No place |
LLET013448 | No date |
|
Milano |
CLET002696 | No date |