Citations
Adjustments of Transit Circle in Zenith Distance Books [Form Nos 20 and 20*], 1889 - 1931, GBR/0180/RGO 150/1/2. Cambridge University Library. |
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Adjustments of Transit Circle in Zenith Distance Books [Form Nos 20 and 20*], 1889 - 1931, GBR/0180/RGO 150/1/2. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/2015686 Accessed May 14, 2025. |