Citations
Mean actinism [table and comment], 1851-01-01 - 1882-04-30, GBR/0012/MS DAR 68: 42r. Cambridge University Library. |
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Mean actinism [table and comment], 1851-01-01 - 1882-04-30, GBR/0012/MS DAR 68: 42r. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/735512 Accessed December 22, 2024. |