Letter | Description | Signature | Date |
---|---|---|---|
|
Emanuele Muzio
>
Ricordi
Parigi, Francia |
LLET011812 | No date |
|
Domenico Oliva
>
Ricordi
Milano |
LLET012145 | No date |
|
Alfred Brüggemann
>
Ricordi
Coblenza, Germania |
LLET003199 | No date |