# Jacob Leffmann Cohen
**Wikidata**: [Q55854613](https://www.wikidata.org/wiki/Q55854613)  
**Source**: https://4ort.xyz/entity/jacob-leffmann-cohen


## References

1. Integrated Authority File
2. Q131398660
3. Catalog of the German National Library
4. Geni.com
5. Deutsche Biographie
6. [Q131398343](https://www.google.de/books/edition/Stammbaum_der_Samson_schen_Familie/1J5r72ekih8C?hl=de&gbpv=1)