Historical Photographs of China reference for this set: Nh05. Southeast Journey 東南之旅.
Astronomer Chou Yi-Hsin (Zou Yixin 鄒儀新) at the
Chungshan University Astronomical Observatory (Zhong shan da xue tian
wen tai 中山大學天文臺), Pingshih (Pingshi) 坪石, Kuangtung (Guangdong) 廣東
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