Letter | Description | Signature | Date |
---|---|---|---|
|
Alma Mahler Welfer
>
Ricordi
New York, Stati Uniti Source: Archivio Storico Ricordi |
LLET025630 > | 25/6/1953 |
|
Alma Mahler Welfer
>
Ricordi
New York, Stati Uniti Source: Archivio Storico Ricordi |
LLET025632 > | 6/2/1955 |