# Oldřich Karel
**Wikidata**: [Q95454216](https://www.wikidata.org/wiki/Q95454216)  
**Source**: https://4ort.xyz/entity/old-ich-karel


## References

1. Czech National Authority Database
2. [The Fine Art Archive](https://cs.isabart.org/person/11245)
3. [online catalogue of Huis van het boek](https://mmm-web.adlibhosting.com/AIS6/Details/collect/7561788)
4. Virtual International Authority File
5. The Fine Art Archive
6. MAK
7. Bibliography of the History of the Czech Lands