# John Williams Calkin

> American mathematician (1909-1964)

**Wikidata**: [Q15821603](https://www.wikidata.org/wiki/Q15821603)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/John_Williams_Calkin)  
**Source**: https://4ort.xyz/entity/john-williams-calkin


## References

1. Freebase Data Dumps
2. [Source](https://www.atomicheritage.org/profile/john-w-calkin)
3. [Source](https://www.ias.edu/scholars/john-w-calkin)
4. [Source](https://www.cambridge.org/core/books/abs/operator-methods-for-boundary-value-problems/john-williams-calkin-a-short-biography/182354445C893D696A53619DBD039DD5)
5. Mathematics Genealogy Project
6. Solomon R. Guggenheim Museum