# Josef Jeroným Tvrdík

> Czech educator and journalist

**Wikidata**: [Q55102835](https://www.wikidata.org/wiki/Q55102835)  
**Source**: https://4ort.xyz/entity/josef-jeron-m-tvrd-k


## References

1. Czech National Authority Database
2. [REGO](https://aleph.vkol.cz/F/?func=find-c&ccl_term=sys=000000724&local_base=svk04)
3. [Olomouc City Library regional database](https://tritius.kmol.cz/authority/864467)
4. [Source](https://encyklopedie.olomouce.cz/cs/josef-jeronym-tvrdik)