^ Douglas Richardson, Magna Carta Ancestry (Baltimore, Maryland, USA: Genealogical publishing Co, 2005), volume I page 5.
^ Frederick Lewis Weis, Ancestral Roots of Certain American Colonists Who Came to America before 1700 (Genealogical Publishing Company, 1st Nov 1992). Page 68.
^ The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant, new ed., 13 volumes in 14 (1910-1959; reprint in 6 volumes, Gloucester, UK: Alan Sutton Publishing 2000 volume XII/2, page 278.