Citations
Concerning Arithemetick Instruments, 7 May 1673 (Date presented to Royal Society), GBR/0012/MS Add.9597/13/5/159. Cambridge University Library. |
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Concerning Arithemetick Instruments, 7 May 1673 (Date presented to Royal Society), GBR/0012/MS Add.9597/13/5/159. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/566590 Accessed February 19, 2025. |