Columbia subject headings:
Harvard subject headings:
Flood control--China, Southeast--Sources.
Flood control--China--Dongbei Diqu--Sources.
Flood control--Taiwan--Sources.
Floods--China, Southeast--Sources.
Floods--China--Dongbei Diqu--Sources.
Floods--Taiwan--Sources.
Princeton subject headings:
China--History--Qing dynasty, 1644-1912.
Floods--China.