Sources:

1. Title: Ancestral Roots of Certain American Colonists, 7th Edition, by Frederick Lewis Weis, additions by Walter Lee Shippard Jr., 1999, Page: 218-32
2. Title: Burke's Peerage & Baronetage, 106th Edition, Charles Mosley Editor-in-Chief, 1999, page: 727
3. Title: Complete Peerage of England Scotland Ireland Great Britain and the United Kingdom, by G. E Cokayne, Sutton Publishing Ltd, 2000, Page: III:354, V:519 Note
4. Title: Complete Peerage of England Scotland Ireland Great Britain and the United Kingdom, by G. E Cokayne, Sutton Publishing Ltd, 2000, Page: III:551-2
5. Title: Magna Carta Ancestry, by Douglas Richardson, 2005, Genealogical Publishing Co., Page: 349. Text: father of Maud
6. Title: Ancestral Roots of Certain American Colonists, 7th Edition, by Frederick Lewis Weis, additions by Walter Lee Shippard Jr., 1999, Page: 210-35