# Karel Ryska

> Czech technician

**Wikidata**: [Q15830348](https://www.wikidata.org/wiki/Q15830348)  
**Source**: https://4ort.xyz/entity/karel-ryska


## References

1. Encyclopedia of Brno History
2. Czech National Authority Database
3. Virtual International Authority File
4. Faceted Application of Subject Terminology
5. The Fine Art Archive
6. Bibliography of the History of the Czech Lands