Wilber J. Mandeville, b. 9 Feb 1852 in Webster, Monroe County, New York, d. 13 Jul 1902 in Despatch (now East Rochester), Monroe County, New York, son of Edward G. Mandeville & Elizabeth Voorhees. He married Harriet King on June 14, 1876 in Rochester, Monroe County, New York.
William S. Mandeville, b. Oct 1848 in Ithaca, Tompkins County, New York, d. 20 Apr 1921 in Rochester, Monroe County, New York, son of William A. Mandeville & Mary A. Minier. He married Josephine Wynkoop in 1875 in Ithaca, Tompkins County, New York.