# Christian Friedrich Hempel
**Wikidata**: [Q20172287](https://www.wikidata.org/wiki/Q20172287)  
**Source**: https://4ort.xyz/entity/christian-friedrich-hempel


## References

1. Integrated Authority File
2. Virtual International Authority File
3. [LIBRIS. 2013](https://libris.kb.se/katalogisering/b8nrwhdv1zcg5zk)
4. CollectieGelderland