# John B. Irwin

> American astronomer (1909–1997)

**Wikidata**: [Q111028460](https://www.wikidata.org/wiki/Q111028460)  
**Source**: https://4ort.xyz/entity/john-b-irwin


## References

1. [Bulletin of the American Astronomical Society](https://adsabs.harvard.edu/full/1997BAAS...29.1473C)
2. [Source](https://adsabs.harvard.edu/full/1997BAAS...29.1473C)
3. [Source](https://baas.aas.org/pub/john-henry-barrows-irwin-1909-1997/release/2)
4. [Source](https://honorsandawards.iu.edu/awards/honoree/1562.html)
5. [Source](https://link.springer.com/referenceworkentry/10.1007/978-0-387-30400-7_702)