Photographs from visits by Joseph Needham to many parts of the world. They include those for work purposes, most particularly his time as Director of the SBSCO / Sino-British Science Co-operation Office (Zhong ying ke xue he zuo guan 中英科學合作館) in Chungking (Chongqing) 重慶市, China from 1943-1946, academic purposes, such as conferences and research trips, and personal visits on vacation.