Columbia subject headings:
Harvard subject headings:
Denmark--History--18th century.
Denmark--History--19th century.
Greenlanders--Denmark--Biography.
Greenlanders--Denmark--History--18th century.
Greenlanders--Denmark--History--19th century.
Princeton subject headings:
Denmark--History--18th century.
Denmark--History--19th century.
Greenlanders--Denmark--Biography.
Greenlanders--Denmark--History--18th century.
Greenlanders--Denmark--History--19th century.