links DuPont Company DuPont Heritage Pierre Samuel du Pont de Nemours papers at Hagley Museum and Library 1739 births 1817 deaths American businesspeople American economists American male writers Pierre Samuel du Pont de Nemours Pierre Samuel du Pont de Nemours French economists French emigrants to the United States French male writers French untitled nobility Louisiana Purchase Members of the National Constituent Assembly (France) Writers from Paris People from New Castle County, Delaware People of the French Revolution Physiocrats Polish educational theorists