The microfilm contains records produced or collected by the 7708 War Crimes Group during investigations of concentration camp war crimes. Because these war crimes cases were never brought to trial under US authority, they are referred to as “Cases Not Tried" The original records comprise an un-inventoried section of Record Group 338, Records of the United States Army Commands,1942-, which were later reallocated to Record Group 549 at the National Archives and Records Administration.