Citations
Graph book in which is plotted daily comparisons of various Royal Observatory clocks with Shortt No. 3 free pendulum clock, 1925 - 1926, GBR/0180/RGO 43/64, Box 8: RGO 43/63-70: Series GBR/0180/RGO 43. Cambridge University Library. |
|
Graph book in which is plotted daily comparisons of various Royal Observatory clocks with Shortt No. 3 free pendulum clock, 1925 - 1926, GBR/0180/RGO 43/64, Box 8: RGO 43/63-70: Series GBR/0180/RGO 43. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/1969981 Accessed May 12, 2025. |