# Henry Fraser Johnstone

> Ph.D. University of Iowa 1926

**Wikidata**: [Q102121383](https://www.wikidata.org/wiki/Q102121383)  
**Source**: https://4ort.xyz/entity/henry-fraser-johnstone


## References

1. [Source](https://www.acs.org/education/whatischemistry/landmarks/noyeslaboratory.html#henry-fraser-johnstone-biography)
2. Mathematics Genealogy Project