| Geodesy. Latitude Observations with Photographic Zenith Tube at Gathersburg, Md | | Author:
| Ross, Frank E. | ISBN: | 978-1-117-34365-5 | Publication Date: | Nov 2009 | Publisher: | Creative Media Partners, LLC
| Imprint: | BiblioLife | Book Format: | Paperback | List Price: | USD $19.99 |
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