文艺战线今胜昔！ Wenyi zhanxian jin shen xi! Designer Workers' Spare-time Art Group of Yangquan Agricultural Machinery Plant (阳泉农机厂工人业余美术组) Date 1976, March Publisher Shanxi renmin chubanshe (山西人民出版社) Size 77x107 cm. Call nr. PC-1976-l-002 Collection Private collection
