# Wilhelm Birrenkoven

> German opera singer (1865-1955)

**Wikidata**: [Q2576933](https://www.wikidata.org/wiki/Q2576933)  
**Source**: https://4ort.xyz/entity/wilhelm-birrenkoven


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. International Standard Name Identifier
4. Virtual International Authority File
5. BnF authorities