Magnus "Mac" Freiherr von Braun (10 May 1919 – 21 June 2003) was a German chemical engineer, Luftwaffe aviator, and rocket scientist at Peenemünde, the Mittelwerk, and after emigrating to the United States via Operation Paperclip, at Fort Bliss. He was the brother of Sigismund and Wernher von Braun. ...more on Wikipedia