Letter | Description | Signature | Date |
---|---|---|---|
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Leopold P. Quittner
>
Guido Valcarenghi
Vienna, Austria |
LLET027773 | No date |
![]() |
Leopold P. Quittner
>
Guido Valcarenghi
Vienna, Austria |
LLET027774 | No date |
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Ricordi
>
Leopold P. Quittner
No place |
LLET027775 | No date |
![]() |
Leopold P. Quittner
>
Ricordi
Vienna, Austria |
LLET027776 | No date |