Henry Draper Catalogue: References & Edit History
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Corrected display issue. | Mar 20, 2023 | ||
| Invalidated site: NASA High Energy Astrophysics Science Archive Research Center - Henry Draper Extension Charts Catalog. | Jun 11, 2018 | ||
| Add new Web site: NASA High Energy Astrophysics Science Archive Research Center - Henry Draper Extension Charts Catalog. | Jun 14, 2017 | ||
| Add new Web site: Sommers Bausch Observatory - The Henry Draper Catalogue. | Jun 14, 2017 | ||
| Added number of stars in different versions of the catalog. Added date of extension of catalog. | Aug 23, 2010 | ||
| Article added to new online database. | Jul 20, 1998 |
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