| Canyons of the Colorado | English | May 1, 2005 |
| Eighth Annual Report of the Bureau of Ethnology: to the Secretary of the Smithsonian Institution, 1886-1887, Government Printing Office, Washington, 1891 | English | March 8, 2007 |
| 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 | English | December 12, 2005 |
| On Limitations to the Use of Some Anthropologic Data | English | July 19, 2006 |
| 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 | English | July 13, 2006 |
| 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 | English | April 11, 2007 |
| Wyandot Government: A Short Study of Tribal Society: Bureau of American Ethnology | English | October 25, 2005 |