Columbia subject headings:
Harvard subject headings:
Alaska Peninsula (Alaska)--Antiquities.
Alaska--Antiquities
Eskimos--Alaska--Ugashik River Valley--Antiquities.
Excavations (Archaeology)--Alaska--Ugashik River Valley.
Ugashik River Valley (Alaska)--Antiquities.
Princeton subject headings:
Alaska--Antiquities.
Eskimos--Alaska--Ugashik River region--Antiquities.
Excavations (Archaeology)--Alaska--Ugashik River region.
Ugashik River region, Alaska--Antiquities.