UNITED STATES – Dorsey Mossman, Isaac van: A Pony Expressman's Recollections (1955), 53 pages + 1 folded map, hardcover, inside ex libris Edward C. Hyers; PLUS: Nathan, M. C. / Boggs, W. S.: The Pony Express (1962), 108 pages, Coll. Club handbook No. 15, hardcover with dust jacket; PLUS: Frajola, Richard C. / Kramer, George J. / Walske, Steven C.: The Pony Express. A Postal History (2005), 166 pages, hardcover, signed by all three authors! Good condition. Estimate: 100 Euro
