Citations
Walter Bedford on his longitude clock or estimating compass, 1783, GBR/0180/RGO 14/39: 16-20. Cambridge University Library. |
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Walter Bedford on his longitude clock or estimating compass, 1783, GBR/0180/RGO 14/39: 16-20. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/110137 Accessed April 27, 2024. |