Citations
'Adjustment of Transit Circle in Zenith Distance (Runs Book)', 17 May 1920 - 6 April 1924, GBR/0180/RGO 150/1/2/7. Cambridge University Library. |
|
'Adjustment of Transit Circle in Zenith Distance (Runs Book)', 17 May 1920 - 6 April 1924, GBR/0180/RGO 150/1/2/7. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/2015714 Accessed May 13, 2025. |