# Heinrich Diedrich Wilhelm Gf. von Keyserling

> (1775-1850)

**Wikidata**: [Q54506991](https://www.wikidata.org/wiki/Q54506991)  
**Source**: https://4ort.xyz/entity/heinrich-diedrich-wilhelm-gf-von-keyserling


## References

1. Genealogics
2. Catalog of the German National Library
3. Integrated Authority File
4. Baltisches biografisches Lexikon digital