From Flickr: “Observe traffic rules, maintain traffic safety!” by chineseposters.net

Designer: Sichuan Provincial Traffic Office Road Office (四川省交通厅公路局)
1955, December
Observe traffic rules, maintain traffic safety!
Zunshou jiaotong guize, baozheng jiaotong anquan! (遵守交通规则，保证交通安全！)
Call nr.: PC-1955-s-009 (Private collection)

More? See: chineseposters.net

via Flickr http://flic.kr/p/ri7yWT