Earnestly study the theory of the dictatorship of the proletariat

认真学习无产阶级专政理论
Renzhen xuexi wuchan jieji zhuanzheng lilun
Earnestly study the theory of the dictatorship of the proletariat
1976, February
Hebei renmin chubanshe (河北人民出版社)
77x53 cm.
BG E15/642

Study meeting in a factory.