Plantagenet Ancestry of 17th Century Colonists, Pages: 324 @ 1st ed, pp 54-57 "Cergeaux", d of John FitzWalter, no mother
The cited information was published by Genealogical Publishing Co., Baltimore, MD, 1996 (Ref: 1st ed, pp 54-57 "Cergeaux", d of John FitzWalter, no mother) The author/originator was David Faris.