This collection consists of materials pertaining to the lives of the Delafield Family, primarily John Ross Delafield and his wife Violetta White Delafield, and the activities surrounding the maintenance of the Montgomery Place estate and orchards. The Delafields were a prominent New York family that made Montgomery Place their country home from 1922 through 1985. Located in Red Hook, New York, the estate was originally purchased by Janet Livingston Montgomery in 1802 and served as the country home for many members of the Livingston and Delafield families. It was designated a National Historic Landmark in 1992.