Ishi, A Real-Life Last Of The Mohicans: Biography of the man credited as being the very last of his tribe, the Yahi.
Media Portrayal of Ishi, the Last Yahi: How the media of his time portrayed Ishi with possible reasons for such portrayal.
The Story of Ishi, a Chronology: Biography of the last Yahi survivor.
Was Ishi the last of the Yahi?: University of California 1996 news release suggesting that Ishi's life story was more complicated than originally believed.