# František Karel Opa

> Czech educator (1849–1914)

**Wikidata**: [Q12017155](https://www.wikidata.org/wiki/Q12017155)  
**Source**: https://4ort.xyz/entity/franti-ek-karel-opa


## References

1. Czech National Authority Database
2. Regional Database of the Central Bohemian Research Library in Kladno
3. Virtual International Authority File
4. [Source](https://slovnik.ceskyhudebnislovnik.cz/component/mdictionary/?task=record.record_detail&id=2826)
5. Český hudební slovník osob a institucí
6. Bibliography of the History of the Czech Lands