# Valentin Olberg

> Russian-German Trotskyist (1907–1936)

**Wikidata**: [Q19886154](https://www.wikidata.org/wiki/Q19886154)  
**Source**: https://4ort.xyz/entity/valentin-olberg


## References

1. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
2. Integrated Authority File
3. Virtual International Authority File