Narrative of an Exploring Expedition to the Rocky Mountains in the Year 1842, and to Oregon and North California, in the Years 1843-44
London: Wiley and Putnam, 1846. Robert Greenhow map. First British edition. Leatherbound. 8vo. Pp. iv, 324. Frontis. etching "American Falls of Lewis Fork" with tissue guard. Illustrated with three additional etchings and a large fold-out engraved map tipped in to the first page inner margin. With Prefatory Notice and Table.....