Jensen, Lee. New York: Grosset & Dunlap (1955). . 154 pp. Maps. Bibliography. Front flap of dust jacket detached, jacket has large chips and tears. Inscribed by Waddell Smith, the great grandson of William B. Waddell, a member of the firm that founded the Pony Express. Smith founded the Pony Express History and Art Gallery. Contains a couple of corrections to the text by Smith. Book: Very Good. Dust Jacket: Good.