大寨花开团结渠 Dazhai hua kai Tuanjiequ Designer Huang Lisheng (黄力生) Huang Jishi (黄奇士) Date 1974, June Publisher Guangdong renmin chubanshe (广东人民出版社) Size 54x77 cm. Call nr. BG E15/77 Collection Landsberger collection Theme Red Flag Canal Dazhai
