# Ludwik Posadzy
**Wikidata**: [Q99981466](https://www.wikidata.org/wiki/Q99981466)  
**Source**: https://4ort.xyz/entity/ludwik-posadzy


## References

1. Sejm-Wielki.pl
2. BillionGraves
3. NUKAT
4. Virtual International Authority File
5. MAK