Citations
Receipts from Nathan Smith for a portable observatory, 1791, GBR/0180/RGO 14/16: 385-387. Cambridge University Library. |
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Receipts from Nathan Smith for a portable observatory, 1791, GBR/0180/RGO 14/16: 385-387. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/109596 Accessed April 28, 2024. |