The Oregon trail; sketches of prairie and Rocky-Mountain life - Parkman, Francis, 1823-1893. (Boston, Little, Brown, and company, 1894)
First published 1849 under title: The California and Oregon trail.
Also available in digital form on the Internet Archive Web site.
Keywords: West (U.S.) -- Description and travel; Indians of North America -- West (U.S.); Frontier and pioneer life -- West (U.S.); Oregon National Historic Trail