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Citations

Account of Hadley's quadrant, GBR/0180/RGO 4/295. Cambridge University Library.

Account of Hadley's quadrant, GBR/0180/RGO 4/295. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/97909 Accessed December 23, 2024.

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