Contains 2 previously classified studies: "The German G-2 service in the Russian campaign (1c-Dienst Ost)," otherwise identified as the First special intelligence interrogations report, produced in July 1945 by G-2 of the United States Forces, European Theater (USFET) and "German operational intelligence," produced in April 1946 at the German Military Documents Section of the American G-2 by a combined British, Canadian and American staff.--cf. Editor's note