2001. Adam Treadwell Sackett, 1828-1878, of Rye, N. Y., and New York City, only child of (776) Hon. Clarence D. Sackett and Gertrude Onderdonk Treadwell, was married, May 18, 1854, to Sarah Elizabeth Ostrander. He studied law and was admitted to the bar in New York City, but early in life inherited an estate, the management of which occupied so much of his time and attention as to preclude his entering actively into the practice of his profession. He is reported to have been throughout his adult life a close student of public affairs, and to have taken an intelligent interest in philanthropic and educational matters, especially in the public schools of New York City. Mr. Sackett was a descendant of Pieter of Amsterdam (whom history mentions as connected with the army of the King of Holland) in following line"
Gen. I. Pieter, of Amsterdam, Holland, and Kingston, N. Y., m. Trintje.
Gen. II. Peter Pieterzen Ostrander, of Kingston, N. Y., m. 1769, Rebecca Traphagen.
Gen. III. Hendrick Ostrander, m. May 12, 1724, Elizabeth Van Brommel.
Gen. IV. Wilhelmus Ostrander, m. Nov. 2, 1771, Sarah Relyea.
Gen. V. Ezekiel Ostrander, m. Oct. 28, 1778, Sarah Creed.
Gen. VI. Ferdinand William Ostrander, b. Oct. 1, 1833, Sarah Ann Corwin.
Gen. VII. Sarah Elizabeth Ostrander, m. May 18, 1854, Adam Treadwell Sackett, and they were the parents of following named.
4700. Clarence Sackett, b. Aug. 14, 1856.
4701. Gertrude T. Sackett, b. Oct. 8, 1858.
4702. George E. Sackett, b. Dec. 9, 1860, d. Nov. 22, 1893.
4703. Mary M. Sackett, b. Aug. 15, 1863, d. June 11, 1888.
4704. Helen L. Sackett, b. Nov. 9, 1865.
4705. Ferdinand W. Sackett, b. Aug., 16, 1867, d. Nov. 27, 1893.
4706. Benjamin Lambert Sackett, b. Jan. 20, 1869.
4707. Granville A. Sackett, b. Jan. 17, 1873, d. Mar. 2, 1874.