# Johann Leonhard Franckenstein
**Wikidata**: [Q94930377](https://www.wikidata.org/wiki/Q94930377)  
**Source**: https://4ort.xyz/entity/johann-leonhard-franckenstein


## References

1. Catalog of the German National Library
2. Integrated Authority File
3. Czech National Authority Database
4. CERL Thesaurus