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

John Wesley Powell

《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》，John Wesley Powell。这是一部关于历史、文学、经典的公版作品，适合在安静的片刻里慢慢读下去。