- Mark Twain's Notebook by Samuel Langhorne Clemens, 1972-06
- The Autobiography of Mark Twain by Samuel Langhorne Clemens, 1959-04
- Roughing It (Writings of Mark Twain, Volumes 7 & 8) by Samuel Langhorne Clemens, 1979-06
- Mark Twain a Collection of Critical Essays (20th Century Views)
- The Trouble Begins at Eight: Mark Twain's Lecture Tours. by Frederick William Lorch, 1968-07-30
- Mark Twain: Novelist Humorist Satirist Grassroots Historian and Americas Unpaid Goodwill Ambassador at Large by Robin McKown, 1974-10
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