# Gurdon M. Butler

> mining geologist and professor, University of Arizona (1881-1961)

**Wikidata**: [Q18650611](https://www.wikidata.org/wiki/Q18650611)  
**Source**: https://4ort.xyz/entity/gurdon-m-butler


## References

1. Mindat.org
2. Integrated Authority File
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
4. Virtual International Authority File