# Ludwig von Halem
**Wikidata**: [Q34674634](https://www.wikidata.org/wiki/Q34674634)  
**Source**: https://4ort.xyz/entity/ludwig-von-halem


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. [Source](https://kalliope-verbund.info/DE-611-BF-107416)
4. Virtual International Authority File