# Conrad IV, duke of Oels

> prince-bishop of Breslau, Oberlandeshauptmann of Silesia (1384-1477)

**Wikidata**: [Q320760](https://www.wikidata.org/wiki/Q320760)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Konrad_IV_the_Elder)  
**Source**: https://4ort.xyz/entity/conrad-iv-duke-of-oels


## References

1. Catholic-Hierarchy.org
2. Catalog of the German National Library
3. Integrated Authority File
4. Cunradi: Silesia togata, 1706
5. Freebase Data Dumps. 2013
6. CERL Thesaurus
7. Sejm-Wielki.pl