Citations
'Greenwich Observations 1852 Description of Transit Circle', preliminary drawings for plates, 1852, GBR/0180/RGO 101/2/10/51-81, Drawer 8 PC 1: RGO 101. Cambridge University Library. |
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'Greenwich Observations 1852 Description of Transit Circle', preliminary drawings for plates, 1852, GBR/0180/RGO 101/2/10/51-81, Drawer 8 PC 1: RGO 101. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/1562911 Accessed March 17, 2025. |