学大寨必须狠抓阶级斗争 Xue Dazhai, bixu henzhua jieji douzheng Designer Literacy Office of the Political Work Group of the Revolutionary Committee of Shanxi Province (山西省革命委员会政工组文教办公室) Date Early 1970s Publisher Shanxi renmin chubanshe (山西人民出版社) Size 53.5x76.5 cm. Call nr. BG E15/495 Collection Landsberger collection Theme Study Dazhai