警惕 Jingti Designer Wang Dahao (王大豪) Propaganda Office of the National Security Bureau (国家保密局宣传处) Date early 1980s Publisher Jincheng chubanshe (金城出版社) Size 76x53 cm. Call nr. BG E15/674 Collection Landsberger collection Theme Socialist Spiritual Civilization (1980-2000) Tags China poster Chinese propaganda traffic radio telescope high-rise building camera computer video camera
