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Astronomical observatory: References & Edit History
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Article title updated for style. | Nov 09, 2026 | ||
| Add new Web site: Star Date - What do astronomers do at an observatory? | May 09, 2022 | ||
| Added photograph of the Keck Observatory. | Oct 02, 2020 | ||
| Article revised and updated. | Oct 02, 2020 | ||
| Add new Web site: Royal Astronomical Society - Ground-Based Observatories. | Nov 07, 2017 | ||
| Add new Web site: Woods Hole Oceanographic Institution - What is an Observatory? | Aug 11, 2016 | ||
| Article revised and updated. | Sep 30, 2011 | ||
| Photographs of astronomical observatories added. | Sep 30, 2011 | ||
| Updated largest optical telescopes. | Sep 09, 2009 | ||
| Article added to new online database. | Jul 20, 1998 |
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