Citations
Letters from John Henry Harris to the Board of Longitude, 1810 - 1814, GBR/0180/RGO 14/40: 556-557a. Cambridge University Library. |
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Letters from John Henry Harris to the Board of Longitude, 1810 - 1814, GBR/0180/RGO 14/40: 556-557a. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/160360 Accessed February 19, 2025. |