Letter | Description | Signature | Date |
---|---|---|---|
|
Eugenio Clausetti
,
Luigi Bai
>
Gian Francesco Malipiero
Milano Source: Archivio Storico Ricordi |
LLET017063 > | 1/2/1954 |
Guido Valcarenghi
,
Luigi Bai
>
Bruno Maderna
Milano Source: Archivio Storico Ricordi |
CLET001897 > | 23/4/1954 |