Citations
'Square-pallet chain-pump +1210', GBR/1928/NRI/NRI2/10/4/2/4/2/188. Needham Research Institute. |
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'Square-pallet chain-pump +1210', GBR/1928/NRI/NRI2/10/4/2/4/2/188. Needham Research Institute. https://archivesearch.lib.cam.ac.uk/repositories/21/archival_objects/1559068 Accessed May 29, 2025. |