# Henrietta Treffz

> Austrian mezzo-soprano

**Wikidata**: [Q275478](https://www.wikidata.org/wiki/Q275478)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Henrietta_Treffz)  
**Source**: https://4ort.xyz/entity/henrietta-treffz


## References

1. Treffz, Henriette (BLKÖ)
2. BnF authorities
3. Integrated Authority File
4. [Source](https://www.friedhoefewien.at/grabsuche?submitHidden=true&name=Henriette+Strauss&friedhof=018)
5. Virtual International Authority File
6. Find a Grave
7. FemBio database
8. Freebase Data Dumps. 2013
9. [BnF authorities](http://data.bnf.fr/ark:/12148/cb14803559v)