Columbia subject headings:
Astoria (Or.)--History.
Oregon Territory--History.
Harvard subject headings:
Astoria (Or.)--History.
Columbia River Valley--History.
Fur trade--Northwest, Pacific--History--19th century.
Fur trade--Oregon--History--19th century.
Fur traders--Northwest, Pacific.
Northwest, Pacific--History.
Oregon Territory--History.
Overland journeys to the Pacific.
Pacific Fur Company.
Voyages to the Pacific coast.
Princeton subject headings:
Astoria (Or.)--History.
Oregon Territory--History.