Horace Welcome Babcock: References & Edit History
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Anniversary information added. | Sep 09, 2025 | ||
| Anniversary information added. | Aug 25, 2025 | ||
| First paragraph modernization. | Feb 14, 2024 | ||
| Add new Web site: National Academy of Sciences - Biography of Horace Welcome Babcock. | Apr 14, 2015 | ||
| Add new Web site: American Astronomical Society - Biography of Horace Welcome Babcock. | Apr 14, 2015 | ||
| Article revised. | Nov 13, 2003 | ||
| Article added to new online database. | Jul 20, 1998 |
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