Columbia subject headings:
Geology--Alaska--Valdez Region.
Mineral industries--Alaska--Valdez Region.
Mines and mineral resources--Alaska--Valdez Region.
Mining districts--Alaska--Valdez Region.
Harvard subject headings:
Geology--Alaska--Valdez Region.
Mineral industries--Alaska--Valdez Region.
Mines and mineral resources--Alaska--Valdez Region.
Mining districts--Alaska--Valdez Region.
Princeton subject headings:
Geology, Economic--Alaska--Valdez Region.
Mines and mineral resources--Alaska--Valdez Region.
Mining districts--Alaska--Valdez Region.