# Gustav Blumberg

> Estonian pedagogue and activist (1834-1892)

**Wikidata**: [Q114397780](https://www.wikidata.org/wiki/Q114397780)  
**Source**: https://4ort.xyz/entity/gustav-blumberg


## References

1. Virtual International Authority File
2. Project Runeberg
3. Estonian biographical database
4. EEVA