# Rudolf Graefenhain
**Wikidata**: [Q1642586](https://www.wikidata.org/wiki/Q1642586)  
**Source**: https://4ort.xyz/entity/rudolf-graefenhain


## References

1. Integrated Authority File
2. Q107642470
3. [Source](https://kalliope-verbund.info/DE-611-BF-125041)
4. Virtual International Authority File