Citations
'Nitre' problem, natron, sodium sulphate, magnesium sulphate, 1960 - 1979, GBR/1928/NRI/SCC2/202/3. Needham Research Institute. |
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'Nitre' problem, natron, sodium sulphate, magnesium sulphate, 1960 - 1979, GBR/1928/NRI/SCC2/202/3. Needham Research Institute. https://archivesearch.lib.cam.ac.uk/repositories/21/archival_objects/335500 Accessed November 27, 2024. |