Historical Photographs of China reference for this set: Nh02. Northwest Journey 西北之旅.
Students or researchers at work on electical
engineering problems in a classroom or laboratory at the University of
Communications (Guo li jiao
tong da xue 國立交通大學), Djiulongpo (Jiulongpo) 九龍破,
Chungking (Chongqing) 重慶
Photographs from the collection may be reproduced only with written permission. For permissions, contact the Librarian, East Asian History of Science Library, Needham Research Institute. Further information about the library and the ‘Joseph Needham Photographs – Wartime China, 1943-1946’: http://www.nri.cam.ac.uk/JN_wartime_photos/home.htm