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The West of William H Ashleythe international struggle for the fur trade of the Missouri the Rocky Mountains and the Columbia with explorations beyond the Continental Divide recorded in the diaries and letters of William H Ashley and his contemporaries 1822-1838BookBằng Morgan, Dale L. (Dale Lowell), 1914-1971
Được phát hành 1964 -
The Journals of Theodore Talbot 1843 and 1849-52;with the Fremont expedition of 1843 and with the first military company in Oregon territory 1849-1852;BookBằng Talbot, Theodore, 1825-1862
Được phát hành 1931 -
Bằng Wagner, Henry R. (Henry Raup), 1862-1957
Được phát hành 1933 -
Bằng Moore, Robert J. (Robert John), 1956-
Được phát hành 2003 -
Memoir historical and political on the northwest coast of North America and the adjacent territories;illustrated by a map and a geographical view of those countriesBookBằng Greenhow, Robert, 1800-1854
Được phát hành 1840 -
Được phát hành 1999
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Early fur trade on the Northern PlainsCanadian traders among the Mandan and Hidatsa Indians 1738-1818 the narratives of John Macdonell David Thompson François-Antoine Larocque and Charles McKenzieBookĐược phát hành 1985
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News of the Plains and Rockies 1803-1865original narratives of overland travel and adventure selected from the Wagner-Camp and Becker bibliography of Western AmericanaBookBằng White, David A., 1927-2004
Được phát hành 1996