Citations
Correspondence with Harold Jeffreys, 1938 - 1939, GBR/0180/RGO 9/633. Cambridge University Library. |
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Correspondence with Harold Jeffreys, 1938 - 1939, GBR/0180/RGO 9/633. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/100148 Accessed November 29, 2024. |