Map of California, Oregon, Texas, and the territories adjoining, with routes &c.Colton, J. H. (Joseph Hutchins), 1800-18931849"Entered according to act of Congress in the year 1849 by J.H. Colton in the clerk's office of the district court for the southern district of New York."In bottom margin: Appleton & Co. New York.Includes text and distance table.Prime meridians: Greenwich and Washington.cartographic