Li Keqiang visits the Sun Yat-Sen Mausoleum with his high school class in 1973

Li Keqiang was 18 at the time and is in the back row second from the right. May 1, 1973 in Nanjing Source

王式廓, 转战陕北, 1972-1973

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All the photos were taken in Yunnan at a state-farm in December 1973. Source

This picture was taken in Yunnan. The sent down youth was from Shanghai. Source

Luoyang, 王城公园 Source

Zhou Enlai visited the Longmen Grottoes in Luoyang, Henan with Canadain Prime Minister Pierre Trudeau. October 14, 1973 Source