Citations
Letter from John Cunningham to the Board of Longitude, 1790-06-05, GBR/0180/RGO 14/34: 65-67. Cambridge University Library. |
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Letter from John Cunningham to the Board of Longitude, 1790-06-05, GBR/0180/RGO 14/34: 65-67. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/159785 Accessed January 08, 2025. |