同志：注意安全！ Tongzhi: Zhuyi anquan! Designer Zuo Guoshun (左国顺) Date late 1980s Publisher Ministry of Railroads Zhengzhou Railway Office (铁道部郑州铁路局) Size 54x78 cm. Call nr. BG E37/593 Collection Landsberger collection Notes Potential accidents on the railroads. The poster is presumably from the late 1980s. Link to IISH catalog https://search.iisg.amsterdam/Record/1495787
