# Wilhelm Heiser

> German composer and opera singer (1816-1897)

**Wikidata**: [Q55897285](https://www.wikidata.org/wiki/Q55897285)  
**Source**: https://4ort.xyz/entity/wilhelm-heiser


## References

1. Biographisches Jahrbuch und Deutscher Nekrolog
2. CERL Thesaurus
3. Integrated Authority File
4. Musicalics
5. The LiederNet Archive
6. Répertoire International des Sources Musicales
7. NUKAT
8. National Library of Portugal
9. MAK
10. [Source](http://thesaurus.cerl.org/record/cnp01080709)
11. Virtual International Authority File