# Julius Henry, Duke of Saxe-Lauenburg

> German duke

**Wikidata**: [Q558253](https://www.wikidata.org/wiki/Q558253)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Julius_Henry,_Duke_of_Saxe-Lauenburg)  
**Source**: https://4ort.xyz/entity/julius-henry-duke-of-saxe-lauenburg


## References

1. Czech National Authority Database
2. Urzędnicy Wielkiego Księstwa Litewskiego. Spisy, t. I, Województwo wileńskie XIV‒XVIII wiek
3. [Source](http://www.die-fruchtbringende-gesellschaft.de/files/fg_beacon.txt)
4. Freebase Data Dumps. 2013
5. Virtual International Authority File
6. CERL Thesaurus
7. Sejm-Wielki.pl
8. Bibliography of the History of the Czech Lands