"The American Bisons, Living and Extinct," by J.A. Allen; Memoirs of the Geol. Survey of Kentucky, vol. 1, pt. ii, 1876, map; also pp. 55, 72-101, et al.
Op. cit., p. 283 et seq.
Ibid., p. 435.
Ibid., p. 294.
"History of the Expedition under the Command of Lewis and Clark," etc, by Elliott Coues, 1893 vol. 1, p. 175. It is noted that in winter the Mandan kept their horses in their lodges at night, and, fed them on cottonwood branches. Ibid., pp. 220, 233, et al.
Coues, Expedition of Lewis and Clark, vol. III, p. 839.
Ibid., vol. I, p. 140.
"The Story of the Indian," 1895, p. 237.
James' "Account," op. cit., vol. I, pp. 126, 148; vol. II, p. 12 et al.
Ibid., vol. III, p. 107.