Citations
Correspondence on George Sinclair's instrument for showing exact time at sea, 1786, GBR/0180/RGO 14/38: 111-115. Cambridge University Library. |
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Correspondence on George Sinclair's instrument for showing exact time at sea, 1786, GBR/0180/RGO 14/38: 111-115. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/110090 Accessed April 18, 2024. |