The document discusses linguist Edward Sapir and his work collecting the Yana language from Ishi, the last surviving member of the Yahi tribe, in the late summer of Ishi's life. It provides excerpts from Yana myths that Sapir collected with Roland Dixon, describing the creation of people by Lizard and Cottontail Rabbit. It also briefly discusses the dialects of the Yana language and Sapir's contributions to the study of the language.