Columbia subject headings:
Harvard subject headings:
Fur trade--Northwest, Pacific--History.
Hudson's Bay Company
McLoughlin, John, 1784-1857.
Merchants--Northwest, Pacific--Biography.
Northwest, Pacific--History.
Oregon Territory--History.
Pioneers--Northwest, Pacific--Biography.
Princeton subject headings:
Fur trade--Northwest, Pacific--History.
Hudson's Bay Company.
McLoughlin, John, 1784-1857.
Merchants--Northwest, Pacific--Biography.
Northwest, Pacific--History.
Oregon Territory--History.
Pioneers--Northwest, Pacific--Biography.