# Isabella Olga von Ungern-Sternberg

> Baltic German graphologist (1846-1915)

**Wikidata**: [Q20528838](https://www.wikidata.org/wiki/Q20528838)  
**Source**: https://4ort.xyz/entity/isabella-olga-von-ungern-sternberg


## References

1. BnF authorities
2. Catalog of the German National Library
3. Virtual International Authority File