实现河网化保证大跃进 Shixian hewang hua baozheng dayuejin Designer Yu Huali (于化鲤) Date 1959, December Publisher Tianjin meishu chubanshe (天津美术出版社) Size 77x53 cm. Call nr. BG E18/64 Collection Landsberger collection Notes This poster is from the second impression (January 1960). Theme Great Leap Forward (1958-1961)