Hsu Ti Shan, Yenching University, Beijing, China, ca. 19271920-1930Also included in the International Mission Photography Archive.Dr. Hsu Ti Shan, Philosophy and Social Evolution, Yenching "Sage door" Dr. Shan wears Chinese dress and glasses, holds a folder; stands with his hand on a low branch of a cherry tree in an earth courtyard in front of Sage HallYenching University was later known as Yanjing da xue.still image