妈妈开着拖拉机来了 Mama kaizhe tuolaji laile Designer Zhang Daxin (张大昕) Date 1960, August Publisher Shanghai renmin meishu chubanshe (上海人民美术出版社) Size 53x77 cm. Call nr. BG E15/828 Collection Landsberger collection Notes The tractor is a Zetor 25K, produced by the Czech (at that time: Czechoslovakian) company Zetor. Sources: Arthur Nutbey, Zetor Tractors (Alphen aan den Rijn: Consus Media, 2009) Theme Tractor Girls