Long known as Treason House for its association with the meeting on 9/22/1780 of Major-General Benedict Arnold and Major John Andre, adjutant-general of the British Army in North America, wherein they completed details for Arnold's frustrated betrayal of the American fortress at West Point. The building was razed in 1929.
Gift of George A. Zabriskie
Due to ongoing research, information about this object is subject to change.
Museum & Library Map
Floor plan & visitor information
New-York Historical Society
170 Central Park West
at Richard Gilder Way (77th Street)
New York, NY 10024