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Keywords from Image Description:
Mao Kun map Langkawi Kedah Penang with Sumatra. en Mao Kun map showing the island of Langkawi Kedah river estuary Penang island Pulau Sembilan and part of the island of Sumatra showing Kingdom of Aru Deli district century Wubei Zhi th century work with maps dated to Zheng He voyages of early th century Mao Yuanyi and an unknown