支援农业“四化” Zhiyuan nongye "Sihua" Designer Cao Youcheng (曹有成) Date 1959, December Publisher Shanghai renmin meishu chubanshe (上海人民美术出版社) Size 77x53 cm. Call nr. BG E15/831 Collection Landsberger collection Theme Great Leap Forward (1958-1961)
