Citations
Tabulated data and graphs showing variation of zenith distance, undated, [1960s-1970s], GBR/0180/RGO 87/90, Box RGO 87/81-96: Box 10: Series GBR/0180/RGO 87. Cambridge University Library. |
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Tabulated data and graphs showing variation of zenith distance, undated, [1960s-1970s], GBR/0180/RGO 87/90, Box RGO 87/81-96: Box 10: Series GBR/0180/RGO 87. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/329021 Accessed November 09, 2024. |