1967-05 上海水泵厂 - 中國歷史圖片,維基媒體
Summary
中文: 1967-05 上海水泵厂
Public domain photograph - Chinese people, China history, government, and politics, free to use, no copyright restrictions image - Picryl description
Date
31/05/1967
Source
Wikimedia Commons
Copyright info
Public Domain