Citations
Account of the going of Mr Earnshaw's box timekeeper No.1 at the Royal Observatory, 1798-01-01 - 1799-01-01, GBR/0180/RGO 14/25: 287-294. Cambridge University Library. |
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Account of the going of Mr Earnshaw's box timekeeper No.1 at the Royal Observatory, 1798-01-01 - 1799-01-01, GBR/0180/RGO 14/25: 287-294. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/159533 Accessed March 26, 2023. |