Historical Photographs of China reference for this set: Nh02. Northwest Journey 西北之旅.
The Great Wall stretching off into the distance at
Djiayukuan (Jiayuguan) 嘉峪關, the Ming dynasty fort at the western end of
the Great Wall, Kansu (Gansu) 甘肅
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