Columbia subject headings:
Breton language--History.
Brittany (France)--History.
Ethnology--France--Brittany.
Harvard subject headings:
Breton language--History.
Brittany (France)--History.
Ethnology--France--Brittany.
Princeton subject headings:
Breton language--History.
Brittany (France)--History.
Ethnology--France--Brittany.