Citations
Drawings of John Harrison's 1773 chronometer, 1773 - 1840, GBR/0180/RGO 116/8, Drawer 10 PC 2: RGO 96, 108, 109, 116, 190: Series GBR/0180/RGO 96; Series GBR/0180/RGO 116; Series GBR/0180/RGO 190. Cambridge University Library. |
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Drawings of John Harrison's 1773 chronometer, 1773 - 1840, GBR/0180/RGO 116/8, Drawer 10 PC 2: RGO 96, 108, 109, 116, 190: Series GBR/0180/RGO 96; Series GBR/0180/RGO 116; Series GBR/0180/RGO 190. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/107628 Accessed April 27, 2025. |