Citations
Wireless/Telegraph Time Signals as determined at the Royal Observatory, Greenwich, corrected to Rugby, Annapolis, Bordeaux and Nauen, 1933, GBR/0180/RGO 43/90, Box 12: RGO 43/85-113: Series GBR/0180/RGO 43. Cambridge University Library. |
|
Wireless/Telegraph Time Signals as determined at the Royal Observatory, Greenwich, corrected to Rugby, Annapolis, Bordeaux and Nauen, 1933, GBR/0180/RGO 43/90, Box 12: RGO 43/85-113: Series GBR/0180/RGO 43. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/1970489 Accessed March 16, 2025. |