# Walter D. Keller

> American clay mineralogist and sedimentologist (1900–2001)

**Wikidata**: [Q67217507](https://www.wikidata.org/wiki/Q67217507)  
**Source**: https://4ort.xyz/entity/walter-d-keller


## References

1. [Source](https://pubs.geoscienceworld.org/claymin/article-abstract/37/3/571/134998/WALTER-D-KELLER-1900-2001)
2. Virtual International Authority File
3. Czech National Authority Database
4. [Source](https://aimehq.org/what-we-do/awards/aime-hal-williams-hardinge-award/walter-d-keller)
5. [Source](https://www.sepm.org/Past-Winners)
6. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
7. Faceted Application of Subject Terminology
8. CiNii Research
9. CONOR.SR