Citations
Letter from Thomas Earnshaw to the Board of Longitude, 1799-03-01, GBR/0180/RGO 14/25: 285-286. Cambridge University Library. |
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Letter from Thomas Earnshaw to the Board of Longitude, 1799-03-01, GBR/0180/RGO 14/25: 285-286. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/159531 Accessed January 05, 2025. |