# Otto of Hammerstein

> 975-1036

**Wikidata**: [Q668970](https://www.wikidata.org/wiki/Q668970)  
**Source**: https://4ort.xyz/entity/otto-of-hammerstein


## References

1. Roglo
2. The Peerage
3. Integrated Authority File
4. [Medieval Lands](http://fmg.ac/Projects/MedLands/LOTHARINGIAN%20(UPPER)%20NOBILITY.htm#Godefroidied995B)
5. Virtual International Authority File
6. CERL Thesaurus
7. Library of Congress Control Number