Citations
Correspondence with German observatories, 1955 - 1960, GBR/0180/RGO 9/462. Cambridge University Library. |
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Correspondence with German observatories, 1955 - 1960, GBR/0180/RGO 9/462. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/99977 Accessed November 28, 2024. |