Historians say that Washington’s icehouse was located on a riverbank about 75 yards from the Potomac. To store ice, Washington’s slaves had to use chisels and axes to pull large chunks of ice from the frozen river during the wintertime and then haul them to the icehouse where they were stacked in layers and stored for use throughout the spring and summer.
Before constructing his ice house, Washington sought advice from his friend and fellow patriot Robert Morris, who had an ice house at his home at 6th & Market Streets in Philadelphia. In a letter to Washington, Morris provided a