Chairman Mao quotation: Raise vigilance to defend the nation

毛主席语录:提高警惕,保卫祖国
Mao zhuxi yulu: tigao jingti, baowei zuguo
Chairman Mao quotation: Raise vigilance to defend the nation
early 1970s
PLA Taiyuan City Public Security Organs Military Control Commission Fire Brigade (中国人民解放军太原市公安机关军管会消防大队)
77x27 cm.
BG E15/731

The text below reads "Strengthen the united defense of soldiers and people, take strict precautions against arson by the class enemy" (加强军民联防,严防阶级敌人纵火破坏).