. . "irn518783" . "folder\n\n1"@en . . "Consists of one letter, five pages, written by John Angus Clark on May 6, 1945, regarding the liberation of the Dachau concentration camp. Clark, a surgeon by profession, was assigned to a medical unit and described his arrival at the camp and the planning for medical care for survivors."@en . . . . . "John Angus Clark letter"@en . "United States Holocaust Memorial Museum"@en . .