Letter | Description | Signature | Date |
---|---|---|---|
Giulio Ricordi
>
Ruggero Leoncavallo
Milano |
CLET001819 | No date | |
Giulio Ricordi
>
Arturo Toscanini
Milano |
CLET001824 | No date | |
Giulio Ricordi
>
Luigi Piontelli
Milano |
CLET001825 | No date | |
Giulio Ricordi
>
Giuseppe Giacosa
Milano |
CLET001827 | No date |