铁龙穿过万重山 Tielong chuanyue wanzhongshan Designer Ma Liuzhou (马流洲) Yao Lifang (姚力芳) Date 1974-1975 Publisher Shanghai shuhua she (上海书画社) Size 106x38 cm. Call nr. BG E12/614 Collection IISH collection Notes Above the tunnel exit: 勝利隧道 - Victory tunnel.Another copy of this poster is BG E31/405. Link to IISH catalog https://search.iisg.amsterdam/Record/1035743
