Photograph of Dr. Arnold R. Rich operating with assistance of two others at Johns Hopkins Hospital. Signature: "Arnold R. Rich." The names of the other two men are written at the bottom of the photograph.
Operating Room of the Johns Hopkins Hospital. Spectators are seated in an open amphitheater above the doctors and nurses who are gathered around the patient.
Picture of William S. Thayer. He is sitting in a chair with his left arm resting against the back of the chair. Note on verso indicates he was a Professor of Medicine at Johns Hopkins Hospital about 1919-1923, and was a visiting professor at Duke after...