Letter | Description | Signature | Date |
---|---|---|---|
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Luigi Bai
>
Ricordi
Venezia |
LLET028212 | No date |
![]() |
Ricordi
>
Ildebrando Pizzetti
No place |
LLET017283 | No date |
![]() |
Ricordi
>
Gian Francesco Malipiero
Milano |
LLET016848 | No date |