Citations
Correspondence with foreign observatories, 1926 - 1940, GBR/0180/RGO 16/18. Cambridge University Library. |
|
Correspondence with foreign observatories, 1926 - 1940, GBR/0180/RGO 16/18. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/101625 Accessed December 23, 2024. |