Letter | Description | Signature | Date |
---|---|---|---|
|
Franco Abbiati
>
Franco Colombo
Milano |
LLET021317 | No date |
|
Gian Carlo Menotti
>
Franco Colombo
Mount Kisco, Stati Uniti |
LLET020124 | No date |
|
Gian Carlo Menotti
>
Franco Colombo
No place |
LLET020130 | No date |
|
Gian Carlo Menotti
>
Franco Colombo
No place |
LLET020131 | No date |