Calendar of the Records of the Borough of Haverfordwest, 1539-1960. University of Wales Press, 1967.

Davies, John. A History of Wales. New York and London: Penguin Books, 1994.

DNB "Holland, Robert." Dictionary of National Biography. New York: Macmillan, 1908.

DWB. "Nash, Beau." Dictionary of Welsh Biography. University of Wales Press, 19

Green, Francis. "The Scourfields of New Moat," West Wales Historical Records, IX (1920-3), 145-58.

Jones, Francis. Historic Houses of Pembrokeshire and Their Families. 1996

Jones, Francis. Pembrokeshire Historian, 7 (1981). 67-68.

Siddons, Michael. The Development of Welsh Heraldry. Vol. 2.