Citations
Halley's Comet: 20th century illustrative material, 1909 - 1986, GBR/0180/RGO 116/11, Drawer 10 PC 2: RGO 96, 108, 109, 116, 190: Series GBR/0180/RGO 96; Series GBR/0180/RGO 116; Series GBR/0180/RGO 190. Cambridge University Library. |
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Halley's Comet: 20th century illustrative material, 1909 - 1986, GBR/0180/RGO 116/11, Drawer 10 PC 2: RGO 96, 108, 109, 116, 190: Series GBR/0180/RGO 96; Series GBR/0180/RGO 116; Series GBR/0180/RGO 190. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/107631 Accessed December 22, 2024. |