Knife Edge Two Piece 1962–65 is an abstract bronze sculpture by Henry Moore, three casts are on public display, one at which garden at the area, also known also as the John D. Rockefeller Estate, is a 40-room National Trust house in Westchester County, New York?
Knife Edge Two Piece 1962–65:  The three casts are on public display on College Green in Westminster, London, Queen Elizabeth Park in Vancouver, and the garden at Kykuit, the house of the Rockefeller family in Tarrytown, New York. Kykuit: Kykuit ( ), known also as the John D. Rockefeller Estate, is a 40-room National Trust house in Westchester County, New York, built by order of oil tycoon, capitalist and Rockefeller family patriarch John D. Rockefeller.
Kykuit