teacher
Letter | Description | Signature | Date |
---|---|---|---|
|
Ricordi
>
Mario Bitelli
Milano Source: Archivio Storico Ricordi |
LLET019100 > | 8/10/1946 |
|
Alfredo Colombo
,
Luigi Bai
>
Mario Bitelli
Milano Source: Archivio Storico Ricordi |
LLET021929 > | 27/2/1951 |