# Joseph Duncan Putnam

> American entomologist (1855-1881)

**Wikidata**: [Q55007109](https://www.wikidata.org/wiki/Q55007109)  
**Source**: https://4ort.xyz/entity/joseph-duncan-putnam


## References

1. Find a Grave
2. Virtual International Authority File
3. Biographies of the Entomologists of the World
4. Faceted Application of Subject Terminology
5. Biodiversity Heritage Library
6. Geni.com
7. IdRef