Citations
Foreign correspondence on time signals, clocks and observations, 1937 - 1944, GBR/0180/RGO 43/45, Box 6: RGO 43/43-52: Series GBR/0180/RGO 43. Cambridge University Library. |
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Foreign correspondence on time signals, clocks and observations, 1937 - 1944, GBR/0180/RGO 43/45, Box 6: RGO 43/43-52: Series GBR/0180/RGO 43. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/1969893 Accessed May 08, 2025. |