Columbia subject headings:
Harvard subject headings:
Blois (France)--Genealogy.
Blois, Counts of--Genealogy.
Champagne, Counts of--Genealogy.
Champagne-Ardenne (France)--Genealogy.
Nobility--France--Blois--Genealogy.
Nobility--France--Champagne-Ardenne--Genealogy.
Princeton subject headings:
Nobility--France--Genealogy.