Books
- Meltzer, Milton. Mark Twain Himself. Bonanza Books, a division of Crown Publishers.
- Neider, Charles, ed. The Autobiography of Mark Twain. New York: Harper & Row, Publishers, 1959.
- North, Sterling. Mark Twain and the River. Boston: Houghton Mifflin Company, 1961.
- Welland, Dennis. Life and Times of Mark Twain. New York: Crescent Books, a division of Randon House, 1991.