Citations
Letter from Isaac Newton to Francis Aston, 18 May 1669, GBR/0012/MS Add.9597/2/18/4. Cambridge University Library. |
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Letter from Isaac Newton to Francis Aston, 18 May 1669, GBR/0012/MS Add.9597/2/18/4. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/566101 Accessed September 08, 2024. |