# Karl Graf von Holnstein
**Wikidata**: [Q94761569](https://www.wikidata.org/wiki/Q94761569)  
**Source**: https://4ort.xyz/entity/karl-graf-von-holnstein


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. Deutsche Biographie
4. CERL Thesaurus
5. Genealogics