Letter | Description | Signature | Date |
---|---|---|---|
|
Eugenio Clausetti
,
Franco Colombo
>
Gian Francesco Malipiero
Milano |
LLET016741 | No date |
|
Franco Colombo
>
Elsa Respighi Olivieri Sangiacomo
New York, Stati Uniti |
LLET017676 | No date |