NOTICE: Hagley is not able to schedule research appointments until the week of February 1. While appointments may be made for subsequent dates, our ability to provides services may be affected due to the uncertainties of the Covid-19 pandemic.
Historic associations cluster here. The DuPont Country Club, Henry Clay, Delaware, overlooks Brandywine Creek, where DuPont gunpowder was first manufactured. The facing stone of this building was obtained from the abandoned powder mills in the valley below.