Designer unknown (佚名)
1964, November
Study the spirit of Lei Feng with heart and soul, be diligent and conscientious in serving the people!
Xuexi Lei Feng jingshen, quanxin quanyi, qinqin kenken wei renmin fuwu! (学习雷锋精神，全心全意，勤勤恳恳为人民服务！)
Call nr.: BG E15/388 (Landsberger collection)

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