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Robinson, C. H. Wisconsin Archeologist, 1908, p. 134. 1908.

Basalt.

McGuire, J. D. American Anthropologist, vol. 5, p. 169. 1892.

Basketry.

Swan, J. G. Smithsonian Contributions, XVI, p. 45. Cape Flattery. 1870.

Montgomery, H. American Association for the Advancement of Science, 1889, p. 343. North Dakota. 1889.

Matthews, W. American Anthropologist, vol. 7, p. 202. Navajo. 1894.

Dixon, R. B. American Anthropologist, vol. 2, n. s., pp. 266 ff. 1900.