du Pont, Henry Belin (23 July 1898–13 April 1970), executive and engineer, was born in Wilmington, Delaware, the son of Henry Belin du Pont, a businessman, and Eleuthera du Pont Bradford, an executive. He earned a B.A. in history from Yale University in 1920 and a B.S. in aeronautical engineering from the Massachusetts Institute of Technology in 1923....