Citations
Notes on a trial of Thomas Cumming's chronometer at the Royal Observatory, Greenwich, 1820-06-24 - 1820-11-01, GBR/0180/RGO 14/24: 363. Cambridge University Library. |
|
Notes on a trial of Thomas Cumming's chronometer at the Royal Observatory, Greenwich, 1820-06-24 - 1820-11-01, GBR/0180/RGO 14/24: 363. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/159444 Accessed February 19, 2025. |