Citations
Greenwich Observations, 1756 - 1961, GBR/0180/RGO 18. Cambridge University Library. |
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Greenwich Observations, 1756 - 1961, GBR/0180/RGO 18. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/97330 Accessed May 19, 2025. |