# Karl Heldmann

> German historian (1869-1943)

**Wikidata**: [Q19215070](https://www.wikidata.org/wiki/Q19215070)  
**Source**: https://4ort.xyz/entity/karl-heldmann-q19215070


## References

1. Integrated Authority File
2. Catalogus Professorum Halensis
3. Virtual International Authority File