誓师会上 Shishi huishang Designer Shanghai No. 1 Iron Works Workers' Art Group (上钢一厂工人美术组) Date 1975, March Publisher Shanghai huapian chubanshe (上海画片出版社) Size 77x53 cm. Call nr. BG E37/371 Collection Landsberger collection Notes The slogan in the back reads "Grasp revolution, increase production" (抓革命促生产).
