Citations
Correspondence on Radio Time Signals concerning the frequencies on which radio time signals should be based, 1958 - 1959, GBR/0180/RGO 43/26, Box 4: RGO 43/24-30: Series GBR/0180/RGO 43. Cambridge University Library. |
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Correspondence on Radio Time Signals concerning the frequencies on which radio time signals should be based, 1958 - 1959, GBR/0180/RGO 43/26, Box 4: RGO 43/24-30: Series GBR/0180/RGO 43. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/1969809 Accessed March 15, 2025. |