| History of the Harvard College Observatory, During the Period 1840-1890 | | Author:
| Baker, Daniel W. | Foreword by:
| Pickering, Edward C. | ISBN: | 978-1-166-55588-7 | Publication Date: | Sep 2010 | Publisher: | Kessinger Publishing, LLC
| Book Format: | Paperback | List Price: | USD $12.76 |
| |