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Citations

Letter from John Roger Arnold to the Board of Longitude, 1809-03-02, GBR/0180/RGO 14/25: 106. Cambridge University Library.

Letter from John Roger Arnold to the Board of Longitude, 1809-03-02, GBR/0180/RGO 14/25: 106. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/159507 Accessed March 28, 2024.

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