# Jan Karol Maćkowski

> political activist, writer and publisher

**Wikidata**: [Q97449037](https://www.wikidata.org/wiki/Q97449037)  
**Source**: https://4ort.xyz/entity/jan-karol-ma-kowski


## References

1. [Source](https://encyklopedia.pwn.pl/haslo/Mackowski-Jan-Karol;3935847.html)
2. Integrated Authority File
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
4. [Source](https://www.ipsb.nina.gov.pl/a/biografia/jan-karol-mackowski)
5. [Source](https://aleph.nkp.cz/F/?func=find-c&local_base=aut&ccl_term=ica=kup20000000060005&CON_LNG=ENG)
6. Sejm-Wielki.pl