An edition of Journal of an exploring tour beyond the Rocky Mountains, under the direction of the A.B.C.F.M. in the years 1835, '36, and '37 (1842)

Journal of an exploring tour beyond the Rocky Mountains, under the direction of the A.B.C.F.M. in the years 1835, '36, and '37

containing a description of the geography, geology, climate, productions of the country, and the numbers, manners, and customs of the natives, with a map of Oregon Territory

By Samuel Parker