# Franciszek Piotrowski
**Wikidata**: [Q125753973](https://www.wikidata.org/wiki/Q125753973)  
**Source**: https://4ort.xyz/entity/franciszek-piotrowski


## References

1. Catalog of the German National Library
2. [Source](http://encyklopedia.warmia.mazury.pl/index.php/Franciszek_Piotrowski)
3. Virtual International Authority File
4. NUKAT
5. MAK