. "William du Pont, Jr. (February 11, 1896 - December 31, 1965) was an American businessman and banker and a prominent figure in the sport of Thoroughbred horse racing. He developed and designed more than 20 racing venues, including Fair Hill at his 5,000-acre estate in Maryland. A member of the Delaware Du Pont family, he was the son of William du Pont and Annie Rogers Zinn, and brother to Marion duPont Scott, a noted horsewoman and breeder."@en . . . "1896Z"^^ . "William du Pont, Jr."@en . "1896-02-11Z"^^ . "1965Z"^^ . . . . . . . . . "American banker" . "du Pont, Jr. William"@en . . "1965-12-31Z"^^ .