# Frédéric-Louis Hammer

> French naturalist and arachnologist

**Wikidata**: [Q21388222](https://www.wikidata.org/wiki/Q21388222)  
**Source**: https://4ort.xyz/entity/fr-d-ric-louis-hammer


## References

1. Integrated Authority File
2. Deutsche Biographie
3. BnF authorities
4. Virtual International Authority File