# Jan Muszkowski

> Polski librarian

**Wikidata**: [Q11718461](https://www.wikidata.org/wiki/Q11718461)  
**Source**: https://4ort.xyz/entity/jan-muszkowski


## References

1. BnF authorities
2. Integrated Authority File
3. general catalog of BnF
4. Virtual International Authority File
5. CiNii Research
6. Library of Congress Authorities
7. Sejm-Wielki.pl
8. Bibliography of the History of the Czech Lands