Historical Photographs of China reference for this set: Nh04. Southwest Journey 西南之旅. Longquan, Guandu Qu, Kunming.
Microscopes manufactured at the Physics Institute
of the National Academy of Peiping (Guo li Bei ping yan jiu yuan wu li
yan jiu suo 國立北平研究院物理研究所), Heilongtan 黑龍潭, Kunming 昆明
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