Letter | Description | Signature | Date |
---|---|---|---|
|
Luciano Chailly
>
Guido Valcarenghi
Milano Source: Archivio Storico Ricordi |
LLET022623 > | 28/7/1956 |
|
Ricordi
>
Luciano Chailly
No place Source: Archivio Storico Ricordi |
LLET022624 > | 6/8/1956 |