# Karl, Graf von Hardenberg

> 9 Oct 1791 Celle - 15 May 1865 Hannover

**Wikidata**: [Q108654828](https://www.wikidata.org/wiki/Q108654828)  
**Source**: https://4ort.xyz/entity/karl-graf-von-hardenberg-q108654828


## References

1. Integrated Authority File
2. Genealogics
3. Virtual International Authority File
4. CERL Thesaurus