Letter | Description | Signature | Date |
---|---|---|---|
|
Mario Sirianni
>
Ricordi
Milano Source: Archivio Storico Ricordi |
LLET028616 > | 9/4/1956 |
|
Mario Sirianni
>
Guido Valcarenghi
Milano Source: Archivio Storico Ricordi |
LLET028618 > | 4/5/1956 |