# Carl Robert Heck
**Wikidata**: [Q94824935](https://www.wikidata.org/wiki/Q94824935)  
**Source**: https://4ort.xyz/entity/carl-robert-heck


## References

1. Catalog of the German National Library
2. Integrated Authority File
3. Virtual International Authority File
4. CiNii Research
5. [Source](https://gepris-historisch.dfg.de/person/5104631)