Walden and On the Duty of Civil Disobedience

The Origin of Species by Means of Natural Selection: or, The Preservation of Favored Races in the Struggle for Life

The Eighth Veil: A Jerusalem Mystery

Pierre: or, The Ambiguities

Holy Smoke: A Jerusalem Mystery

Stoner

The DIM Hypothesis: Why the Lights of the West Are Going Out

Our Oriental Heritage

The Aspern Papers

Three Plays: Night of January 16th, Ideal, Think Twice

Augustus

The Civil War

The Best Short Stories of Mark Twain

Augustus: A Novel

Flatland: A Romance of Many Dimensions

Personal Memoirs of Ulysses S. Grant

Mark Twain’s Mystery Tales