du Pont, Henry Francis (27 May 1880–11 April 1969), art collector and horticulturist, was born in Winterthur, Delaware, the son of Henry Algernon du Pont, an army officer and U.S. senator, and Mary Pauline Foster. After taking an A.B. at Harvard College in 1903, the young du Pont spent a number of years traveling throughout the United States and Europe, the du Ponts’ financial success having released him from career obligations. In 1914, however, his father asked that he take over the day-to-day management of the dairy farming operation at “Winterthur Farms,” the family farm in rural Delaware. Under du Pont’s meticulous direction the farm developed a nationally famous and prize-winning herd of Holstein-Friesian cattle, specimens of which were consistently voted among the best of breed in the country, serving as the foundation for many other registered Holstein herds throughout the United States. The spectacular success of the cattle herd, in combination with du Pont’s unusual willingness to experiment with innovative new practices in soil conservation and crop production, allowed Winterthur Farms to develop a reputation as the model of a modern American dairy farm....
