[9]. Report of the United States National Museum, 1897, pages 361–645.

[10]. Wisconsin Archeologist, April-August, 1905, pages 40–171.

[11]. “The Aboriginal Pipes of Wisconsin,” Wisconsin Archeologist, vol. IV, nos. 3 and 4, p. 83.

[12]. North American Indian.

[13]. “The Aboriginal Pipes of Wisconsin,” Wisconsin Archeologist, vol. IV, nos. 3 and 4, p. 130.

[14]. Moundville Revisited, pp. 384–390.

[15]. “The Aboriginal Pipes of Wisconsin,” Wisconsin Archeologist, vol. IV, nos. 3 and 4, p. 125.

[16]. Report of the United States National Museum, 1897, p. 445.

[17]. E. A. Barber, The Antiquity of the Tobacco Pipe in Europe, quoting Rembert Dodoens on the virtues of colefoot in the “historie of plantes,” American Antiquarian, II, p. 6.

[18]. American Anthropologist, October-December, 1906, p. 686.