Citations
Letter from William Cragg to the Board of Longitude, 1821-09-07, GBR/0180/RGO 14/39: 70-71. Cambridge University Library. |
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Letter from William Cragg to the Board of Longitude, 1821-09-07, GBR/0180/RGO 14/39: 70-71. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/160199 Accessed November 25, 2024. |