Citations
Notes on the 13" astrographic equatorial, 1889 - 1919, GBR/0180/RGO 8/167. Cambridge University Library. |
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Notes on the 13" astrographic equatorial, 1889 - 1919, GBR/0180/RGO 8/167. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/99510 Accessed October 18, 2024. |