[ [21] Voth, H.R., Op. cit, p. 11.
[ [22] Voth, H.R., Op. cit, p. 11.
[ [23] Voth, H.R., Op. cit, pp. 109-119 (A journey to the skeleton house).
[ [24] Mindeleff, Victor, Pueblo architecture (Myths after Stephen): Bureau American Ethnology, vol. 8, pp. 17-18, 1887.
[ [25] Hough, Walter, Op. cit., pp. 156-158.
[ [26] Fewkes, J. Walter, The Walpi Flute Observance: Journal American Folklore, vol. 7, 1894.
[ [27] Monsen, Frederick, Religious Dances of the Hopi: The Craftsman, vol. 12, 1907, pp. 284-285.
[ [28] Colton, H.S., Op. cit., p. 18.
[ [29] Fewkes, J.W., The Snake Ceremonials at Walpi: Jour. Am. Ethnology and Archaeology, Vol. IV, 1894, p. 116.
[ [30] Fewkes, J.W., Op. cit.