Citations
Oughtred on Levelling, c 1650-c 1750, GBR/0012/MS Add.9597/11/59. Cambridge University Library. |
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Oughtred on Levelling, c 1650-c 1750, GBR/0012/MS Add.9597/11/59. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/566452 Accessed April 03, 2025. |