these are definitely Tibetans.
Designers: Shao Hua (邵华); Shao Qinglin (绍青林)
Herdspeople love to read books by Lenin and Marx
Mumin aidu Ma Lie shu (牧民爱读马列书)
Publisher: Renmin meishu chubanshe (人民美术出版社)
Size: 77x54 cm.
Call number: BG E15/199 (Landsberger collection)
State bookshop in the North of China, where Mongolians and other ‘minority peoples’ live. The young woman on the right carries rolls of posters in her bag.