| Heliometer Observations for Determination of Stellar Parallax Made at the Royal Observatory, Cape of Good Hope | | | Author:
| Gill, David | | ISBN: | 978-0-649-46229-2 | | Publication Date: | Aug 2017 | | Publisher: | Trieste Publishing Pty Limited
| | Book Format: | Paperback | | List Price: | USD $11.86 |
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