Citations
Observations for the variation and dip of the magnetic needle, 1801 - 1805, GBR/0180/RGO 14/65: 127v-148v. Cambridge University Library. |
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Observations for the variation and dip of the magnetic needle, 1801 - 1805, GBR/0180/RGO 14/65: 127v-148v. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/161221 Accessed November 24, 2024. |