Letter | Description | Signature | Date |
---|---|---|---|
|
Pietro Mascagni
>
Giulio Ricordi
Pesaro Source: Archivio Storico Ricordi |
LLET010795 > | 2/6/1900 |
|
Alfred Brüggemann
>
Ricordi
Coblenza, Germania Source: Archivio Storico Ricordi |
LLET003201 > | 14/6/1923 |