Emma, ossia Il protettore invisibile
- Composer:
- Julius Benoni
- Title:
- Emma, ossia Il protettore invisibile
- Librettist/Literary Source:
- Bartolomeo Merelli
- Genre:
- Opera
- Premiere Date:
- 1851
- Theater:
- Kärntnertortheater
- City:
- Vienna
- Country:
- Austria
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