# Joseph Nikolaus Jäger
**Wikidata**: [Q94982823](https://www.wikidata.org/wiki/Q94982823)  
**Source**: https://4ort.xyz/entity/joseph-nikolaus-j-ger


## References

1. Czech National Authority Database
2. Biographisches Lexikon des Kaiserthums Oesterreich
3. Catalog of the German National Library
4. Virtual International Authority File