# William Wilson Morgan

> American astronomer (1906–1994)

**Wikidata**: [Q543398](https://www.wikidata.org/wiki/Q543398)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/William_Wilson_Morgan)  
**Source**: https://4ort.xyz/entity/william-wilson-morgan


## References

1. Find a Grave
2. [Source](https://www.nasonline.org/programs/awards/henry-draper-medal.html)
3. [Source](https://phys-astro.sonoma.edu/brucemedalists/william-morgan)
4. Virtual International Authority File
5. CiNii Research
6. [Source](http://www.pas.va/content/accademia/en/academicians/deceased/morganw.html)
7. NNDB
8. Morgan, William Wilson (03 January 1906–21 June 1994), astronomer, world expert on the classification of the spectra of stars, and director of Yerkes Observatory
9. Gran Enciclopèdia Catalana
10. Croatian Encyclopedia
11. Freebase Data Dumps. 2013