Citations
Correspondence on the International Astronomical Union, 1961, GBR/0180/RGO 9/622. Cambridge University Library. |
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Correspondence on the International Astronomical Union, 1961, GBR/0180/RGO 9/622. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/100137 Accessed November 09, 2024. |