Ishi: Biography of the last Yahi survivor.
Ishi, A Real-Life Last Of The Mohicans: Biography of the last Yahi.
Media Portrayal of Ishi, the Last Yahi: How the media of his time portrayed Ishi with possible reasons for such portrayal.
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.