Citations
Papers on chronometers and time signals, 1879 - 1880, GBR/0180/RGO 15/107. Cambridge University Library. |
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Papers on chronometers and time signals, 1879 - 1880, GBR/0180/RGO 15/107. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/101476 Accessed May 23, 2024. |