农业的根本出路在于机械化 Nongyede genben chulu zaiyu jixiehua Designer Nanhui small group of Shanghai People's Publishing House (上海人民出版社南汇小组) Date 1976, January Publisher Shanghai renmin chubanshe (上海人民出版社) Size 52.5x76.5 cm. Call nr. BG E13/822 Collection Landsberger collection
