# Helfried Hartmann
**Wikidata**: [Q107164602](https://www.wikidata.org/wiki/Q107164602)  
**Source**: https://4ort.xyz/entity/helfried-hartmann


## References

1. Integrated Authority File
2. Nazi Party Membership Database Lookup
3. IdRef
4. Catalog of the German National Library
5. [Source](https://gepris-historisch.dfg.de/person/5104520)
6. Virtual International Authority File