Letter | Description | Signature | Date |
---|---|---|---|
|
Alfredo Colombo
,
Eugenio Clausetti
>
Sergio Collo
Milano Source: Archivio Storico Ricordi |
LLET022819 > | 18/4/1951 |
|
Sergio Collo
>
Ricordi
Moncalieri, Torino Source: Archivio Storico Ricordi |
LLET022818 > | No date |