大海航行靠舵手 干革命靠毛泽东思想 Dahai hangxing kao duoshou gan geming kao Mao Zedong sixiang Designer Designer unknown (未知) Date 1969, April Publisher Shanghai renmin meishu chubanshe (上海人民美术出版社) Size 77.5x105.5 cm. Call nr. PC-1969-l-004 Collection Private collection Notes Print no. 6910102, third printing. Theme Mao Slogans Mao Zedong Thought