v. 1, pt. 1. Personal account. General description of the country. Lower Rio Bravo. From mouth of Devil's River to El Paso del Norte. Sketch of territory acquired by treaty of Dec. 30, 1853. From the 111th meridian of longitude to the Pacific Ocean; Report of Lieut. Michler. Astronomical and geodetic work. Meteorology.
v. 1, pt. 2. Geological reports of Dr. C.C. Parry and assistant Arthur Schott. Notes by W.H. Emory. Palaeontology and geology of the boundary, by James Hall, of Albany, N.Y. Description of cretaceous and tertiary fossils, by T.A. Conrad, esq.
v. 2, pt. 1. Botany of the boundary: Introduction by C.C. Parry, M.D. Botany, By John Torrey, M.D. Cactaceae, by George Engelmann, M.D.
v. 2, pt. 2. Zoology of the boundary: Mammals, by S.F. Baird. Birds, by S.F. Baird. Reptiles, by S.F. Baird. Fishes, by C. Girard.
