发现敌机撒下细菌毒虫, 要扫集烧毁,或用土掩埋. Faxian diji saxia xijun duchong yao saoji shaohui, huo yong tu yanmai Designer Designer unknown (未知) Date ca. 1952 Publisher Fujian Province Association for the Popularisation of Science and Technology, Fujian Province People's Science Academy (福建省科学技术普及协会, 福建省人民科学馆), Fuzhou Size 76.5x36 cm. Call nr. PC-1951-012 Collection Private collection Theme Patriotic Health Campaign (1952)