Citations
'Description of the Transit Circle for the Royal Observatory, Greenwich': Plate drawings, 1848 - 1853, GBR/0180/RGO 101/2/10/35-81. Cambridge University Library. |
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'Description of the Transit Circle for the Royal Observatory, Greenwich': Plate drawings, 1848 - 1853, GBR/0180/RGO 101/2/10/35-81. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/1562854 Accessed March 17, 2025. |