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Diagram: reconstruction of the rudder used in one of the ocean-junks of Zheng He (1420), based on the dimensions of an actual rudder-post recovered in 1962 near Nanjing. The size can be judged from the figure. Knowing the proportions of this rudder-blade,
Diagram: reconstruction of the rudder used in one of the ocean-junks of Zheng He (1420), based on the dimensions of an actual rudder-post recovered in 1962 near Nanjing. The size can be judged from the figure. Knowing the proportions of this rudder-blade, the approximate length of the ocean-junk was calculated: 145-160 metres.
Shelfmark
5715
Note
Zheng He 鄭 和
Scanned from
Needham, Joseph. SCIENCE AND CIVILISATION IN CHINA. Vol. IV. Part 3. London: Cambridge University Press, 1971, section 29, p. 481, fig. 980. (SI 0.7.D.7)
