Letter | Description | Signature | Date |
---|---|---|---|
|
Arrigo Boito
>
Eugenio Tornaghi
Monticello, Lecco |
LLET000043 | No date |
|
Carlo Pedrotti
>
Ricordi
Pesaro |
LLET013052 | No date |
|
Arrigo Boito
>
Giulio Ricordi
No place |
LLET000033 | No date |