Citations
Astronomical methods, 1851 - 1859, GBR/0180/RGO 6/169. Cambridge University Library. |
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Astronomical methods, 1851 - 1859, GBR/0180/RGO 6/169. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/98360 Accessed September 25, 2023. |