Citations
Zenith sector observations, 1749 - 1760, GBR/0180/RGO 3/30. Cambridge University Library. |
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Zenith sector observations, 1749 - 1760, GBR/0180/RGO 3/30. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/97598 Accessed November 24, 2024. |