Columbia subject headings:
Cave dwellers--Greenland.
Caves--Greenland.
Greenland--Antiquities.
Human settlements--Greenland.
Prehistoric peoples--Dwellings--Greenland.
Harvard subject headings:
Cave dwellers--Greenland.
Caves--Greenland.
Greenland--Antiquities
Human settlements--Greenland.
Paleo-Eskimos--Dwellings--Greenland.
Paleo-Eskimos--Greenland.
Princeton subject headings:
Caves--Greenland.
Greenland--Antiquities.
Human settlements--Greenland--History.