Citations
Wireless/Telegraph Time Signals as determined at the Royal Observatory, Greenwich, corrected to several stations, 1952, GBR/0180/RGO 43/146, Box 15: RGO 43/142-151: Series GBR/0180/RGO 43. Cambridge University Library. |
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Wireless/Telegraph Time Signals as determined at the Royal Observatory, Greenwich, corrected to several stations, 1952, GBR/0180/RGO 43/146, Box 15: RGO 43/142-151: Series GBR/0180/RGO 43. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/1970729 Accessed March 17, 2025. |