Barton H. Barbour - History - 2001 - 304 pages
It also influenced American interactions with Great Britain, whose powerful Hudson's Bay Company competed for Upper Missouri furs."--BOOK JACKET.
Henry A. Boller - Science - 1972 - 370 pages
Although the American Fur Company dominated the Upper Missouri fur trade during the middle decades of the nineteenth century, a number of small, independent firms (known as the ...