# Josef Kalach
**Wikidata**: [Q22222785](https://www.wikidata.org/wiki/Q22222785)  
**Source**: https://4ort.xyz/entity/josef-kalach


## References

1. Czech National Authority Database
2. [The Fine Art Archive](https://cs.isabart.org/person/63160)
3. Virtual International Authority File
4. [Source](https://aleph.nkp.cz/F/?func=find-c&local_base=aut&ccl_term=ica=jx20090722002&CON_LNG=ENG)
5. MAK
6. [Regional Database of the Central Bohemian Research Library in Kladno](https://ipac.svkkl.cz/arl-kl/cs/detail-kl_us_auth-0254627-Kalach-Josef-19011967)