Heads of families at the first census of the United States taken in the year 1790.

Ancestry.com. Heads of families at the first census of the United States taken in the year 1790. [database online]. Provo, UT: Ancestry.com Operations Inc, 2004.Dati originali: Swartz, Elsie R.. Heads of families at the first census of the United States taken in the year 1790. : Department of Commerce and Labor, Washington Government Printing Office, 1908. Chicago?: unknown, 1980.