# Samuel Calvin

> American geologist

**Wikidata**: [Q7411058](https://www.wikidata.org/wiki/Q7411058)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Samuel_Calvin_(geologist))  
**Source**: https://4ort.xyz/entity/samuel-calvin-q7411058


## References

1. Virtual International Authority File
2. International Standard Name Identifier
3. The Biographical Dictionary of Iowa