# Jan Valchář
**Wikidata**: [Q18642683](https://www.wikidata.org/wiki/Q18642683)  
**Source**: https://4ort.xyz/entity/jan-valch-


## References

1. Regional Database of the Central Bohemian Research Library in Kladno
2. [regional database of the Regional Library of Highlands](https://tritius.kkvysociny.cz/authority/990235)
3. Czech National Authority Database
4. [The Fine Art Archive](https://cs.isabart.org/person/101415)
5. [Source](http://viaf.org/viaf/data/viaf-20170101-links.txt.gz)
6. Virtual International Authority File
7. Bibliography of the History of the Czech Lands