Letter | Description | Signature | Date |
---|---|---|---|
|
Amilcare Ponchielli
>
Giulio Ricordi
Bologna |
LLET013322 | No date |
|
Pietro Mascagni
>
Giulio Ricordi
Roma |
LLET010816 | No date |
|
Arrigo Boito
>
Giulio Ricordi
No place |
LLET000011 | No date |