Youlu Zheng:
Airplane_Refueling - Courtesy of Dr. Stephen B. Young.
Youlu Zheng:
Chengdu Methane powered bus 1983, by Dr. Young.
Youlu Zheng:
Spring Prosperity Street Summer
Youlu Zheng:
Schoolgirl. By Dr. Young.
Youlu Zheng:
Quilting, by Dr. Young.
Youlu Zheng:
Neighborhood_girls_CUST, by Dr. Young.
Youlu Zheng:
Honeycart - by Dr. Young.
Youlu Zheng:
Comic Book Library - by Dr. Young.
Youlu Zheng:
Classroom_Courtesy - by Dr. Young.
Youlu Zheng:
Chengdu Hong Xing Lu 1983 - by Dr. Young.
Youlu Zheng:
Chengdu Da Xue Lu Meat Market 1986 - by Dr. Young.
Youlu Zheng:
Chengdu 1st Circle Road Toilet 1982 - photo taken by Dr. Stephen B. Young.