Citations
Letter concerning a box chronometer which was to be sent to the Royal Observatory for trial, 1835-07-20, GBR/0180/RGO 5/231: 314. Cambridge University Library. |
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Letter concerning a box chronometer which was to be sent to the Royal Observatory for trial, 1835-07-20, GBR/0180/RGO 5/231: 314. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/159127 Accessed December 23, 2024. |