# Ernst Friedrich Hartig
**Wikidata**: [Q55122877](https://www.wikidata.org/wiki/Q55122877)  
**Source**: https://4ort.xyz/entity/ernst-friedrich-hartig


## References

1. Deutsche Biographie
2. Integrated Authority File
3. Catalog of the German National Library
4. [Source](https://www.deutsche-biographie.de/sfz26162.html)