On the Evolution of Language

Indian Linguistic Families Of America, North Of Mexico / Seventh Annual Report of the Bureau of Ethnology to the / Secretary of the Smithsonian Institution, 1885-1886, / Government Printing Office, Washington, 1891, pages 1-142

On Limitations To The Use Of Some Anthropologic Data

Sketch of the Mythology of the North American Indians / First Annual Report of the Bureau of Ethnology to the / Secretary of the Smithsonian Institution, 1879-80, / Government Printing Office, Washington, 1881, pages 17-56

Wyandot Government: A Short Study of Tribal Society / Bureau of American Ethnology

On the Evolution of Language / First Annual Report of the Bureau of Ethnology to the / Secretary of the Smithsonian Institution, 1879-80, / Government Printing Office, Washington, 1881, pages 1-16