# Josef Jan Landfras
**Wikidata**: [Q61672421](https://www.wikidata.org/wiki/Q61672421)  
**Source**: https://4ort.xyz/entity/josef-jan-landfras


## References

1. [regional database of the Municipal Library of Jindřichův Hradec](https://jh.tritius.cz/authority/568161)
2. Czech National Authority Database
3. [Source](https://aleph.nkp.cz/F/?func=find-c&local_base=aut&ccl_term=ica=xx0039765&CON_LNG=ENG)
4. Bibliography of the History of the Czech Lands