# Katharina of Oświęcim

> Lady of Gliwice

**Wikidata**: [Q67925972](https://www.wikidata.org/wiki/Q67925972)  
**Source**: https://4ort.xyz/entity/katharina-of-o-wi-cim


## References

1. Silesia in the History of the Czech State I. From Prehistory to 1490
2. Silesia. Unknown country of the Czech Crown. Princely and Estates Silesia until 1740