# Gertrude Kappel

> German singer and opera singer (1884–1971)

**Wikidata**: [Q1515596](https://www.wikidata.org/wiki/Q1515596)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gertrud_Kappel)  
**Source**: https://4ort.xyz/entity/gertrude-kappel


## References

1. Integrated Authority File
2. MusicBrainz
3. Virtual International Authority File
4. Opera Vivra
5. FemBio database
6. Carnegie Hall linked open data