Letter | Description | Signature | Date |
---|---|---|---|
|
Pietro Mascagni
>
Ricordi
Ravenna Source: Archivio Storico Ricordi |
LLET010773 > | 3/7/1897 |
|
Pietro Montani
>
Ricordi
Milano Source: Archivio Storico Ricordi |
LLET030701 > | 5/11/1957 |