Mandat-Grancey, Edmond, Baron de, ed. Cowboys and Colonels: Narrative of a Journey Across the Prairie and Over the Black Hills of Dakota. Translated by William Conn from the 1887 London ed., unabridged. Keystone Western Americana Series, KB 55. Philadelphia: Lippincott, 1963. xiv, 352 p., 21 cm. Dust jacket design; also issued as paperback edition.