Citations
The Royal Observatory, Greenwich, 1948, GBR/0180/RGO 19/3/1. Cambridge University Library. |
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The Royal Observatory, Greenwich, 1948, GBR/0180/RGO 19/3/1. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/111693 Accessed November 24, 2024. |