Barbeau, M.: Totem Poles of the Gitksan, Upper Skeena River, British Columbia, Ottowa, 1929; Barbeau, M.: Totem Poles according to Crests and Topics, Ottowa, 1950; Wardwell, A.: Ancient Eskimo Ivories of the Bering Strait, New York, 1986; Evrard, M. et al.: Masterpieces of Indian and Eskimo Art from Canada, Paris, 1969; Inverarity, R.B.: Art of the Northwest Coast Indians, Berkeley, 1950; Hawthorn, A.: Art of the Kwakiutl Indians and other Northwest Coast Tribes, Vancouver, 1967; Garfield, V.E. and Forrest, L.A.: The Wolf and the Raven, Seattle, 1948; Wingert, P.S.: American Indian Sculpture, A Study of the Northwest Coast, New York, 1949; and twenty-six others of related interest (35)