# Augustus Koopman

> American painter, etcher, and teacher (1869–1914)

**Wikidata**: [Q43132705](https://www.wikidata.org/wiki/Q43132705)  
**Source**: https://4ort.xyz/entity/augustus-koopman


## References

1. Union List of Artist Names. 2021
2. [Source](http://archivesenligne.pasdecalais.fr/v2/ark:/64297/7da9cc7afdc11bb53e09f88efa4e69b1)
3. RKDartists
4. [Source](https://www.informs.org/content/view/full/271467)
5. Virtual International Authority File
6. Artnet
7. Répertoire des artistes
8. BnF authorities
9. Frick Art Research Library Photoarchive
10. [Source](http://archivesenligne.pasdecalais.fr/ark:/64297/5e4676df7492777c5b97f1e0e3d9bde4)