立即行动起来打一场夺煤大会战 Liji xingdong qilai da yichang duomei dahui zhan Designer Zhejiang Workers-Peasants-Soldiers Pictorial Publishing House (浙江工农兵画报社) Date 1970, January Publisher Zhejiang renmin meishu chubanshe (浙江人民美术出版社) Size 107x77 cm. Call nr. BG E37/209 Collection Landsberger collection Notes The slogan in the background calls for changing the practice of digging coal in the North and transporting it to the South (改变北煤南运).