# Karl Friedrich Leonhardt

> German author, archivist and historian (1882–1940)

**Wikidata**: [Q1731086](https://www.wikidata.org/wiki/Q1731086)  
**Source**: https://4ort.xyz/entity/karl-friedrich-leonhardt


## References

1. Virtual International Authority File
2. [Source](https://kalliope-verbund.info/DE-611-BF-122107)
3. Integrated Authority File