• A Few Words About the Devil, and Other Biographical Sketches and Essays
• Ancient and Modern Celebrated Freethinkers: Reprinted From an English Work, Entitled "Half-Hours With The Freethinkers."
• Heresy: Its Utility And Morality. A Plea And A Justification
• Humanity's Gain from Unbelief: Reprinted from the "North American Review" of March, 1889
• Some Objections To Socialism: From "The Atheistic Platform", Twelve Lectures
• The Impeachment of the House of Brunswick
• The True Story of My Parliamentary Struggle
• Theological Essays
• When Were Our Gospels Written?