# Izydor Gulgowski

> Polish author

**Wikidata**: [Q10965406](https://www.wikidata.org/wiki/Q10965406)  
**Source**: https://4ort.xyz/entity/izydor-gulgowski


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. WorldCat Entities
4. [Source](https://baza-nazwisk.de/suche.html?data=6224)
5. Sejm-Wielki.pl
6. Bibliography of the History of the Czech Lands