精心检查消除隐患 Jingxin jiancha xiaochu yinhuan Designer Liang Zhenxiong (梁镇雄) Date early 1980s? Publisher Education and Propaganda Department of the Trade Union of the Guangzhou Railway Office (广州铁路局工会宣教部) Size 53x77 cm. Call nr. BG E15/947 Collection Landsberger collection Theme Visualizing the Future
