Citations
Letter from Harold Jeffreys, 1966-05-19, GBR/0180/RGO 10/414. Cambridge University Library. |
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Letter from Harold Jeffreys, 1966-05-19, GBR/0180/RGO 10/414. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/100636 Accessed November 14, 2024. |