One year after Longwood Gardens purchased the breathtaking 505-acre Granogue estate, which was owned by the late Irénée du ...
the Wilmington estate of Irénée du Pont Sr.'s mother, Mary Belin du Pont, that sat off Pennsylvania Avenue, are long gone. But others are still standing. Granogue near Centreville remained a ...
The 82-year-old duPont estate in Dewey Beach, Delaware, sold for a record $9.1 million. The trio of purchasers plan to raze the property and rebuild anew, writes Kennedy Rose for the Philadelphia ...