The following data is extracted from Keene, Cheshire County, New Hampshire History.
Jacob Hart, son of Daniel, was born at Reading, Mass., January 19, 1776. During his early childhood, his father bought a farm at Groton, Mass., where he moved with his family. Jacob was one of ten brothers who subsequently became enterprising men, and settled in nearly as many different states. He married Rachel, daughter of Daniel and Elizabeth (Ferrett) Haynes, who was born at Natick, Mass., February 2, 1786. They were married August 7, 1808. He soon after went to Lunenburg, Mass., where he remained untie 1821, when he bought a large farm in the western part of Keene, to which he removed. He had born to him eleven children, five of whom died in infancy. The rest are as follows: Nehemiah, Mary A., Betsey H., Rachel M., Jacob and Frances J. Colonel Nehemiah Hart was born at Natick, Mass., February 3, 1810, and married Miranda, daughter of Caleb and Sarah C. (Pierce) Miller, of Charlestown, N. H., August 25, 1881. He has had born to him eight children, all in Keene, as follows: Henry H., born August 14, 1842; George J., born August 8, 1844, died December 23, 1867; Rosetta M., born August 23, 1846, married Henry M. Staples, June 2, 1868; Francella C., born November 17, 1848, married T. W. Armstrong, October 5, 1881; Julia A., born March 14, 1851; Charles S., born February 7, 1854; Nan L., born October 16, 1856; and Hattie S., born August 8, 1859, Mary A., daughter of Jacob, was born in Lunenburg, Mass., January 2, 1815, and married Sherman Derby, of West Harrisville, December 31, 1852. The latter, son of Samuel and Hannah (Minot) Derby, was born in Littleton, Mass., July 4, 1808. Of their children, Harriet M., born January 30, 1854, died August 21, 1854; and Lizzie M., is a teacher. born March 9, 1857, Betsey H. was born in Lunenburg, Mass., March 12, 1819, was a teacher for some time, and married Dauphin W. Comstock, November 10, 1841. The latter, son of William Comstock, was born in Sullivan, January 3, 1815, and is a carpenter by trade. Of their children, Elizabeth, born in Keene. November, 1842, died August, 1843; Mary, born July 1844, died in August, 1844; Everett D., born September 22, 1850; and Charles, born June 18, 1847, died June, 1847. Mrs. Comstock died July 15, 1864, Rachel M. Hart was born in Keene, January 24, 14, has been a teacher, and married Moses Mason, April 13, 1847. A son of Henry and Lucinda, (Hall) Mason, born at Westmoreland, in October, 1823. He enlisted as a private in Co. I, 9th N. H. Vols., August, 1862, and died of sickness, August 9 1863. Their only children, Asa H. and Ahar H., twins, died in infancy. Jacob Hart, born in Keene, February 14, 1828, married Sarah R. Cook, in April, 1852, a daughter of John and Roxana Lane Cook, born October 6, 1833. Mr. Hart is a farmer and now resides in Bellows Falls, Vt. He has had three children born to him, Oscar, Orrin and Emma C. Oscar, born October 24, 1853, is a machinist, and married Lizzette Howard, of Bellows Falls, Vt., January, 5, 1882. Orrin, born October 31, 1855, is a machinist. and married Clara Guillow, of Gilsum, March 6, 1884. Emma C. was born in Keene, April 7, 1857, and married Wayne T. Gibson, of Chester, Vt., January 5, 1876. Frances J. Hart, born in Keene, April 10, 1830, was twice married, first to Ahar E. Howard, in September, 1850, who died July 5, 1858. She married second, Dauphin W. Comstock, her deceased sisters husband, October 4, 1865. They have had three children, only one of whom, Gertrude H., is living. Mr. Comstock moved to Grand Rapids, Mich., in 1876. His son, Everett D., was admitted to the Michigan bar in the autumn of 1881. While pursuing his law studies, he was clerk of the superior court for two years, which sessions are held in Grand Rapids. At the present time he is circuit court commissioner, for the term of two years.
Source: Keene, Cheshire County, New Hampshire History