| Report of the Committee of the Overseers of Harvard College Appointed to Visit the Observatory. 1859-64 Including the Report of the Director 1899, 1911-17 | | | Created by:
| Observ, Harvard University | | ISBN: | 978-0-371-66057-7 | | Publication Date: | Mar 2020 | | Publisher: | HardPress
| | Book Format: | Paperback | | List Price: | USD $11.95 |
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