X-ray diagnosis, Chengdu, Sichuan, China, ca. 19461940-1950Also included in the International Mission Photography Archive.X-ray diagnosis. Dr. Harrison Mullett and patient. School of Dentistry. W. C. U. U. Male patient, in Chinese dress, is seated in dental chair with Dr. Mullett, in white smock, standing behind and next to the x-ray machine.still image