Citations
'中 spinning-wheel, 3 spindles and "universal joint" treadle-drive', GBR/1928/NRI/NRI2/10/4/2/5/9/47. Needham Research Institute. |
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'中 spinning-wheel, 3 spindles and "universal joint" treadle-drive', GBR/1928/NRI/NRI2/10/4/2/5/9/47. Needham Research Institute. https://archivesearch.lib.cam.ac.uk/repositories/21/archival_objects/1561570 Accessed October 05, 2024. |