# Gregor von Helmersen

> Baltic German geologist (1803–1885)

**Wikidata**: [Q67676](https://www.wikidata.org/wiki/Q67676)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gregor_von_Helmersen)  
**Source**: https://4ort.xyz/entity/gregor-von-helmersen


## References

1. Great Soviet Encyclopedia (1969–1978)
2. International Standard Name Identifier
3. Virtual International Authority File
4. CiNii Research
5. Freebase Data Dumps. 2013
6. National Library of Israel Names and Subjects Authority File