Citations
Korean Royal Observatory, clocks and instruments - Jesuit Chinese material for comparison, 17th and 18th centuries, 1960 - 1979, GBR/1928/NRI/NRI2/2/4/3. Needham Research Institute. |
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Korean Royal Observatory, clocks and instruments - Jesuit Chinese material for comparison, 17th and 18th centuries, 1960 - 1979, GBR/1928/NRI/NRI2/2/4/3. Needham Research Institute. https://archivesearch.lib.cam.ac.uk/repositories/21/archival_objects/330081 Accessed November 30, 2024. |