Citations
Royal Observatory Greenwich Miscellaneous Astronomical Computation Ledgers, c.1901-1906, 1915 - 1921, GBR/0180/RGO 160, Box 1: RGO 160/1-5: Series GBR/0180/RGO 160; Box 2: RGO 160/6-8: Series GBR/0180/RGO 160. Cambridge University Library. |
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Royal Observatory Greenwich Miscellaneous Astronomical Computation Ledgers, c.1901-1906, 1915 - 1921, GBR/0180/RGO 160, Box 1: RGO 160/1-5: Series GBR/0180/RGO 160; Box 2: RGO 160/6-8: Series GBR/0180/RGO 160. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/1830471 Accessed April 29, 2025. |