Category:George Willis Ritchey
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American astronomer (1864–1945) | |||||
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| Date of birth | 31 December 1864 Tuppers Plains | ||||
| Date of death | 4 November 1945 Azusa | ||||
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Subcategories
This category has the following 3 subcategories, out of 3 total.
R
- Ritchey (crater) (16 F)
- Ritchey (Martian crater) (10 F)
Media in category "George Willis Ritchey"
This category contains only the following file.
Categories:
- Ritchey (surname)
- George (given name)
- Willis (given name)
- 1864 births
- 1945 deaths
- Recipients of the Prix Jules Janssen
- Recipients of the Janssen Medal
- Births in Meigs County, Ohio
- Deaths in Azusa, California
- Opticians from the United States
- Male astronomers from the United States
- 19th-century astronomers
- 20th-century astronomers