Ninth Census—Volume I(PDF). Washington: Government Printing Office. 1872. pp. 23, 275–276. Archived(PDF) from the original on November 8, 2005. Retrieved June 30, 2017.
Ninth Census—Volume I(PDF). Washington: Government Printing Office. 1872. pp. 23, 275–276. Archived(PDF) from the original on November 8, 2005. Retrieved June 30, 2017.