Letter | Description | Signature | Date |
---|---|---|---|
|
Ricordi
>
Michelangelo Abbado
No place Source: Archivio Storico Ricordi |
LLET021298 > | 5/4/1955 |
|
Ricordi
>
Michelangelo Abbado
No place Source: Archivio Storico Ricordi |
LLET021307 > | 13/9/1956 |