# Josef von Haas
**Wikidata**: [Q1548553](https://www.wikidata.org/wiki/Q1548553)  
**Source**: https://4ort.xyz/entity/josef-von-haas


## References

1. Obrazi slovenskih pokrajin
2. Virtual International Authority File
3. BnF authorities
4. Bibliography of the History of the Czech Lands
5. Encyclopedia of Plzeň History