Columbia subject headings:
Jan Mayen Island.
Louise A. Boyd Expedition to East Greenland (1937-1938)
Natural history--Greenland.
Harvard subject headings:
Jan Mayen Island.
Louise A. Boyd Expeditions to East Greenland, 1937-1938.
Natural history--Greenland.
Princeton subject headings:
Greenland--Discovery and exploration.
Jan Mayen Island.
Louise A. Boyd Expedition to East Greenland (1937)
Louise A. Boyd Expedition to East Greenland (1938)
Natural history--Greenland.