# Josef Hajek

> German Esperantist

**Wikidata**: [Q15095454](https://www.wikidata.org/wiki/Q15095454)  
**Source**: https://4ort.xyz/entity/josef-hajek


## References

1. Integrated Authority File
2. Nazi Party Membership Database Lookup
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)