Includes reproduction of t.-p. of original edition: Commerce of the prairies: or, The journal of a Santa Fé trader, during eight expeditions across the great western prairies, and a residence of nearly nine years in northern Mexico. By Josiah Gregg. New York, H.G. Langley, 1844. Many chapters, describing the fauna, products, and topography of the country, are omitted. cf. Publisher's pref.