Original source: Pelletreau, William S.. Early wills of Westchester County, New York : from 1664 to 1784 : a careful abstract of all wills (nearly 800) recorded in New York Surrogate's Office and at White Plains, N.Y. from 1664 to 1784 : also the genealogy of the Havilands of Westchester County and descendants of Hon. James Graham (Watkinson and Ackerley families) : with genealogical and historical notes. New York: F.P. Harper, 1898.