Citations
Letter from James McDonald on two instruments for finding time and longitude, 1826-03-06, GBR/0180/RGO 14/38: 429-430a. Cambridge University Library. |
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Letter from James McDonald on two instruments for finding time and longitude, 1826-03-06, GBR/0180/RGO 14/38: 429-430a. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/110127 Accessed July 05, 2024. |