Historical Photographs of China reference for this set: Nh02. Northwest Journey 西北之旅.
A cupola furnace for smelting iron in operation at
the National Resources Commission Machine Works (Guo li zi yuan wei
yuan hui ji qi gong chang 國立資源委員會機器工廠), Lanchow (Lanzhou) 蘭州, Kansu
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