Citations
Papers on the International Astrographic Chart, 1879 - 1880, GBR/0180/RGO 15/135. Cambridge University Library. |
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Papers on the International Astrographic Chart, 1879 - 1880, GBR/0180/RGO 15/135. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/101504 Accessed April 20, 2024. |