Robert Green Ingersoll Quotes about Character
Robert Green Ingersoll (1907). “The works of Robert G. Ingersoll”, p.680, Library of Alexandria
"Great Speeches of Col. R.G. Ingersoll: Complete".
Robert Green Ingersoll (1907). “The works of Robert G. Ingersoll”, p.427, Library of Alexandria
"The Works of Robert G. Ingersoll: Lectures".
Robert Green Ingersoll (1888). “Prose-poems and Selections from the Writings and Sayings of Robert G. Ingersoll”