Citations
John Ashfold on perpetual motion, 1787-04-08, GBR/0180/RGO 14/54: 19-20a. Cambridge University Library. |
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John Ashfold on perpetual motion, 1787-04-08, GBR/0180/RGO 14/54: 19-20a. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/110429 Accessed February 16, 2025. |