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Online historical map of high-frequency flood disaster areas in China (1912-1949)

Date: 2023-08-23  Editor: admin    View counts: 278   


Central point longitude
105.0
Central point latitude
38.0
Max zoom level
7
Min zoom level
4
Current zoom level
4


Map description


Historical map of high-frequency flood disaster areas in China (1912-1949)

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