Citations
Kew Observatory papers, 1829 - 1911, GBR/0180/RGO 66. Cambridge University Library. |
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Kew Observatory papers, 1829 - 1911, GBR/0180/RGO 66. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/97372 Accessed September 24, 2023. |