According to the 1870 US Census: David I. Smith born about 1822 in Ireland is the head of the household buried with a stone in St. Paul's Episcopal Church Cemetery, Mount Vernon Post Office, Eastchester, Westchester County, New York. Margaret Young Smith born about 1829 in Ireland is his wife buried with a stone in St. Paul's Episcopal Church Cemetery, Mount Vernon Post Office, Eastchester, Westchester County, New York. The Children are: Frances E. Smith born about 1847 in New York her home in 1870 is in the Mount Vernon Post Office district, Eastchester, Westchester County, New York Jane Smith born about 1849 in New York her home in 1870 is in the Mount Vernon Post Office district, Eastchester, Westchester County, New York Henry Smith is the older twin born about 1856 in New York his home in 1870 is in the Mount Vernon Post Office district, Eastchester, Westchester County, New York David Smith is the younger twin born about 1856 in New York his home in 1870 is in the Mount Vernon Post Office district, Eastchester, Westchester County, New York Samuel Fair Smith born about 1859 in New York his home in 1870 is in the Mount Vernon Post Office district, Eastchester, Westchester County, New York Sarah Smith born about 1861 in New York her home in 1870 is in the Mount Vernon Post Office district, Eastchester, Westchester County, New York Further information might show that one of the 3 daughters Frances, Jane, or Sarah married George H. Brown they were living in Chicago, Cook County, Illinois in February 1920 information came from the death certificate of Samuel Fair Smith