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The Ashley-Smith explorations and the discovery of a central route to the Pacific 1822-1829with the original journalsBookby Dale, Harrison Clifford, 1885-
Published 1941 -
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 1822-1838Bookby Morgan, Dale L. (Dale Lowell), 1914-1971
Published 1964