Citations
Correspondence on Abinger Magnetic Observatory, 1893 - 1937, GBR/0180/RGO 8/46. Cambridge University Library. |
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Correspondence on Abinger Magnetic Observatory, 1893 - 1937, GBR/0180/RGO 8/46. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/99389 Accessed December 02, 2023. |