Letter | Description | Signature | Date |
---|---|---|---|
|
Eugenio Clausetti
,
Franco Colombo
>
Léon Guller
No place Source: Archivio Storico Ricordi |
LLET025320 > | 15/4/1949 |
|
Franco Colombo
,
Eugenio Clausetti
>
Léon Guller
No place Source: Archivio Storico Ricordi |
LLET025322 > | 28/4/1949 |