Dyer, Daniel. Jack London: A Biography (Scholastic Press, 1997). Reading Level: Young adult.
This book available now at: Amazon.com
Kingman, Russ A Pictorial Life of Jack London (Crown, 1979).
This book available now at: Amazon.com
London, Charmian Kittredge The Book of Jack London, Two Volumes (Century, 1921).
London, Joan Jack London and His Times (Doubleday, 1939).
Stasz, Clarice American Dreamers: Charmian and Jack London (St. Martin's, 1988).
Stone, Irving Sailor on Horseback: The Biography of Jack London. (Houghton Mifflin, 1938).