全世界无产者联合起来! Quan shijie wuchanzhe lianhe qilai! Designer Bo Fangjing (柏方景) Date 1978, April Publisher Liaoning renmin chubanshe (辽宁人民出版社) Size 77x53 cm. Call nr. BG E37/819 Collection Landsberger collection Tags China poster Chinese propaganda 1978 march African caucasian red flag