PALMER, Joel (1810-1881). Journal of Travels over the Rocky Mountains, to the Mouth of the Columbia River; Made during the Years 1845 and 1846: Containing minute descriptions of the Valleys of the Willamette, Umpqua, and Clamet; A General Description of Oregon Territory...A List of Necessary Outfits for Emigrants; and a Table of Distances from Camp
to Camp on the Route. Cincinnati: J.A. & U.P. James, 1847.