Report upon the Colorado River of the West : explored in 1857 and 1858 by Joseph C. Ives, Corps of Topographical Engineers, under the direction of the Office of Explorations and Surveys, A.A. Humphreys, Captain Topographical Engineers, in charge : by order of the Secretary of War
United States, J. C. Ives, J. S. Newberry, Asa Gray, John Torrey, George Thurber, George Engelmann, Spencer Fullerton Baird, J. J. Young (Illustrator), Balduin Möllhausen (Illustrator), F. W. Egloffstein (Illustrator, Cartographer), A. A. Humphreys, Samuel Sartain (Cartographer), F. Courtenay (Typographer), United States Office of Explorations and Surveys, United States War Department, Sarony, Major & Knapp Lith (Printer)
Print Book, English, 1861
Government Printing Office, Washington [D.C.], 1861