青少年们! 用自己的双手绿化我们的伟大的祖国 Qingshaonianmen! Yong zijide shuangshou lühua womende weidade zuguo Designer Pang Jun Date 1956, April Publisher Chaodui meishu Size 53.5x69 cm. Call nr. BG E12/754 Collection IISH collection Theme Environment Tags China poster Chinese propaganda 1956 Pioneers spade mountains pigtails environment tree planting