Finding Aids

Pierre Samuel du Pont de Nemours (1739-1817) was a French political economist, writer, publisher, and public administrator. Françoise Robin du Pont (1748-1841) was the second wife of du Pont de Nemours. The collection contains photocopies of letters written by both du Pont de Nemours regarding brochures.

E.B. (Edward Barnes) “Ted” Leisenring Jr. (1926-2011) was the CEO of a fourth-generation family coal-mining business. He was president of Westmoreland Coal from 1961 to 1988, and remained as chairman of the board until 1992. This collection consists of the Philadelphia corporate executive's business and personal papers and his immediate family, with estate papers of his father, mother and paternal grandfather.