Citations
Papers on quartz clocks, 1945 - 1963, GBR/0180/RGO 9/626. Cambridge University Library. |
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Papers on quartz clocks, 1945 - 1963, GBR/0180/RGO 9/626. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/100141 Accessed November 08, 2024. |