Citations
Korean Royal Observatory, clocks and instruments - Correspondence and reprints, 1962-05-30 - 1988, GBR/1928/NRI/NRI2/2/4/4. Needham Research Institute. |
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Korean Royal Observatory, clocks and instruments - Correspondence and reprints, 1962-05-30 - 1988, GBR/1928/NRI/NRI2/2/4/4. Needham Research Institute. https://archivesearch.lib.cam.ac.uk/repositories/21/archival_objects/330082 Accessed April 30, 2025. |