庆祝五一国际劳动节 Qingzhu wuyi guoji laodongjie Designer Designer unknown (未知) Date ca. 1951 Publisher Beijing Xinhua Shuju (北京新华书局) Size 54x39 cm. Call nr. PC-1951-s-003 Collection Private collection Theme Early Campaigns (1949-1954) Early Industrialization (1950-1955)
