# Q133821897
**Wikidata**: [Q133821897](https://www.wikidata.org/wiki/Q133821897)  
**Source**: https://4ort.xyz/entity/q133821897


## References

1. Integrated Authority File
2. [Source](https://www.rheinische-geschichte.lvr.de/Persoenlichkeiten/louis-hagen-/DE-2086/lido/57c825706614f3.63630629#toc-14)
3. Virtual International Authority File
4. [Source](https://d-nb.info/gnd/1357413009)