theorist
Letter | Description | Signature | Date |
---|---|---|---|
|
Franco Colombo
,
Eugenio Clausetti
>
Sigismondo Singer
No place Source: Archivio Storico Ricordi |
LLET020929 > | 3/6/1948 |
|
Ricordi
>
Sigismondo Singer
No place Source: Archivio Storico Ricordi |
LLET028612 > | 22/6/1954 |
|
Sigismondo Singer
>
Ricordi
No place Source: Archivio Storico Ricordi |
LLET028613 > | 25/8/1955 |