Letter | Description | Signature | Date |
---|---|---|---|
|
Guido Valcarenghi
>
Siegfried Naumann
No place Source: Archivio Storico Ricordi |
LLET026323 > | 13/7/1954 |
|
Luigi Bai
,
Eugenio Clausetti
>
Siegfried Naumann
No place Source: Archivio Storico Ricordi |
LLET026325 > | 19/7/1954 |
|
Ricordi
>
Siegfried Naumann
No place Source: Archivio Storico Ricordi |
LLET026327 > | 22/8/1955 |
|
Ricordi
>
Siegfried Naumann
No place Source: Archivio Storico Ricordi |
LLET026330 > | 21/9/1955 |