# Q95331384

> German opera singer

**Wikidata**: [Q95331384](https://www.wikidata.org/wiki/Q95331384)  
**Source**: https://4ort.xyz/entity/q95331384


## References

1. Integrated Authority File
2. Library of Congress Authorities
3. [Source](https://www.nicoleta-ion.de/kuenstlerkalender-2020/23-wilhelm-hartmann-opernsaenger)
4. LinkedIn
5. Catalog of the German National Library
6. Virtual International Authority File
7. National Library of Israel Names and Subjects Authority File