-368810206. Thibault Blois 1st (private). Ledgarde de Vermandois Duchess of Normandy and Thibault Blois 1st were married.
-368810205. Ledgarde de Vermandois Duchess of Normandy was born about 913 in of Vermandois, Normandy, France. She died on 9 February 978 at the age of 65. She was buried. Ancestral Roots of Sixty Colonists Who Came to New England
Sixth Edition by Frederick Lewis Weis Genealogical Publishing Co.
Baltimore 1988 line 49-19, 136-19;
!Plantagenet Ancestry of King Edward III and Queen Phillippa by George
Andrew Moriarty Mormon Pioneer Genealogical Society SLC 1985 p 6, 36;
The Plantagent Ancestry by W.H.Turton DSO Genealogical Publishing Co.
Baltimore 1984 p 15
Royal Ancestors of Some American Families by Michel Call SLC 1989