# Aleksander Niewiarowski

> Polish author (1824–1892)

**Wikidata**: [Q779671](https://www.wikidata.org/wiki/Q779671)  
**Source**: https://4ort.xyz/entity/aleksander-niewiarowski


## References

1. Czech National Authority Database
2. Sejm-Wielki.pl
3. Virtual International Authority File
4. Répertoire International des Sources Musicales
5. NUKAT
6. MAK