Citations
Rev. William Mitchel on his improved quadrant, 1787 - 1788, GBR/0180/RGO 14/38: 117-133. Cambridge University Library. |
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Rev. William Mitchel on his improved quadrant, 1787 - 1788, GBR/0180/RGO 14/38: 117-133. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/110091 Accessed November 29, 2024. |