Letter | Description | Signature | Date |
---|---|---|---|
|
Ricordi
>
Antonio Veretti
No place |
LLET029225 | No date |
|
Ricordi
>
Erich Schenk
No place |
LLET028491 | No date |
|
Ricordi
>
Vieri Tosatti
No place |
LLET030140 | No date |
|
Ricordi
>
Ferdinando Ballo
No place |
LLET021592 | No date |
|
Ricordi
>
Arturo Benedetti Michelangeli
No place |
LLET021701 | No date |
|
Ricordi
>
Tito Vezio Ciolfi
No place |
CLET002280 | No date |
|
Ricordi
>
Luigi Nono
No place |
LLET030577 | No date |