Robert Green Ingersoll (1889). “The Limitations of Toleration: A Discussion Between Robert G. Ingersoll, Frederic R. Coudert, Stewart L. Woodford, Before the Nineteenth Century Club, of New York, at the Metropolitan Opera House”
Robert Green Ingersoll (1898). “Lectures of Col. R.G. Ingersoll: Including His Letters on the Chinese God--Is Suicide a Sin?--The Right to One's Life--etc. Etc. Etc”
Robert Green Ingersoll (1898). “Lectures of Col. R.G. Ingersoll: Including His Letters on the Chinese God--Is Suicide a Sin?--The Right to One's Life--etc. Etc. Etc”
Robert Green Ingersoll (1920). “Ingersoll: Fifty Great Selections, Lectures, Tributes, After Dinner Speeches and Essays, Carefully Selected from the Twelve Volume Dresden Edition of Colonel Ingersoll's Complete Works”