Letter | Description | Signature | Date |
---|---|---|---|
|
Wolfgang Osthoff
>
Ricordi
Bologna Source: Archivio Storico Ricordi |
LLET026627 > | 22/10/1956 |
|
Wolfgang Osthoff
>
Ricordi
Bologna Source: Archivio Storico Ricordi |
LLET026629 > | 8/11/1956 |