Also known by a nickname of "Hattie." Middle name (if any) has not been determined. Complete birth date has not been determined. Death date has not been determined. Based on census data, it appears she died before the 1880 U.S. Census. Available public records have not revealed anything on her death. Harriet was a daughter of John P. Jacobs (1802?-1871/1879) & Sarah McMonigle (1805?-1887). Harriet married Vincent Applegate (1831-1888?) on April 12, 1855 in Harrison County, Indiana. They had five identified children. Harriet was also a first cousin of Vincent Applegate. Harriet's cemetery or burial place in Harrison County, Indiana can not be determined from available public or private records.