# Nicholas II, Duke of Opava

> Duke of Opava and Duke of Ratibor, Treasurer of the Kingdom of Bohemia and Governor of Kladsko

**Wikidata**: [Q557263](https://www.wikidata.org/wiki/Q557263)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Nicholas_II,_Duke_of_Opava)  
**Source**: https://4ort.xyz/entity/nicholas-ii-duke-of-opava


## References

1. The Peerage
2. Catalog of the German National Library
3. CERL Thesaurus
4. Freebase Data Dumps. 2013
5. Sejm-Wielki.pl
6. [Bibliography of the History of the Czech Lands](https://biblio.hiu.cas.cz/records/8d1ffd65-b405-492c-babb-5fbb6fbbb96f)