Who lived longer, Hans Joachim Oskar Fichtner or  Wernher von Braun?
Hans Fichtner Hans Joachim Oskar Fichtner (September 8, 1917 – October 21, 2012) was a rocket scientist who worked on V-2 rockets for Wernher von Braun at Peenemünde from 1939 to 1945. He was among the scientists to surrender and travel to the United States to provide rocketry expertise via Operation Paperclip which took them first to Fort Bliss, Texas (1945–1949). He continued his work with the team when they moved to Redstone Arsenal, and he joined Marshall Space Flight Center to work for NASA.
Heinz-Hermann Koelle Heinz-Hermann Koelle (born 22 July 1925 Danzig, died 20 February 2011 in Berlin, Germany, 85 years old) was an aeronautical engineer who made the preliminary designs on the rocket that would emerge as the Saturn I. Closely associated with Wernher von Braun's team at the Army Ballistic Missile Agency (ABMA), he was a member of the launch crew on Explorer 1 and later directed the Marshall Space Flight Center's involvement in Project Apollo. In 1965, he accepted the Chair of Space Technology at the Technical University of Berlin.