Citations
Papers on observed zenith distance investigations, undated, [1960s-1970s], GBR/0180/RGO 87/52, Box RGO 87/52-53: Box 7: Series GBR/0180/RGO 87. Cambridge University Library. |
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Papers on observed zenith distance investigations, undated, [1960s-1970s], GBR/0180/RGO 87/52, Box RGO 87/52-53: Box 7: Series GBR/0180/RGO 87. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/328905 Accessed September 19, 2024. |