Columbia subject headings:
Harvard subject headings:
Nantgwrtheyrn (Caenarvonshire)--Biography.
Nantgwrtheyrn (Wales)--History.
Webb, Eileen M.
Princeton subject headings:
Nantgwrtheyrn (Caenarvonshire)--Biography.
Nantgwrtheyrn (Caernarvonshire)--History.
Webb, Eileen M.