Group including Cai Yuanpei, Sun Ke, Wu Chaoshu and Hu Hanmin
University of Bristol - Historical Photographs of China reference number: Fu-n009. Front row, left to right: Cai Yuanpei; Sun Ke, Wu Chaoshu, unidentified man, Hu Hanmin, unidentified man. Cai Yuanpei (Tsai Yuan-pei, 蔡元培) was the President of Academia Sinica.
Black and white photograph
Collection of C. H. Foo and Y. W. Foo