# Karel Jan Hejda
**Wikidata**: [Q82471017](https://www.wikidata.org/wiki/Q82471017)  
**Source**: https://4ort.xyz/entity/karel-jan-hejda


## References

1. [The Fine Art Archive](https://cs.isabart.org/person/163138)
2. Regional Database of the Central Bohemian Research Library in Kladno
3. [REGO](https://aleph.vkol.cz/F/?func=find-c&ccl_term=sys=000011106&local_base=svk04)
4. [The Fine Art Archive](https://cs.isabart.org/person/111393)
5. The Fine Art Archive