# Cezary Biernacki

> Polish historian (1827-1896)

**Wikidata**: [Q11689853](https://www.wikidata.org/wiki/Q11689853)  
**Source**: https://4ort.xyz/entity/cezary-biernacki


## References

1. Integrated Authority File
2. Czech National Authority Database
3. CERL Thesaurus
4. Sejm-Wielki.pl
5. Virtual International Authority File