flood control
The great project to harness the Huai River (1952, October)
The great project to harness the Huai River (1952, October)
The great project to harness the Huai River (1952, October)
The great project to harness the Huai River (1952, October)
The great project to harness the Huai River (1952, October)
The great project to harness the Huai River (1952, October)
The great project to harness the Huai River (1952, October)
The great project to harness the Huai River (1952, October)
A model in harnessing the Huai river, Jin Xiulan (1952, November)
We must do good work on the Huai River (Early 1950s)
Great plans to transform the Yellow river (1956, February)
Chairman Mao inspects the Yellow River (1956, August)
Yangzi river raft submerging project (1956, October)
Constructing Wusutu reservoir (1958, December)
The new look of mountains and rivers (1972, September)
New look of the Hai River (1973, October)
Unite to prevent floods by water control (1975, August)
