Letter | Description | Signature | Date |
---|---|---|---|
|
Amilcare Ponchielli
>
Eugenio Tornaghi
Roma |
LLET013366 | No date |
|
Amilcare Ponchielli
>
Giulio Ricordi
Genova |
LLET013392 | No date |
|
Filippo Filippi
>
Giulio Ricordi
Firenze |
LLET007193 | No date |