• Abraham Lincoln: Was He a Christian?
• The Bible: I. Authenticity II. Credibility III. Morality
• The Christ: A Critical Review and Analysis of the Evidences of His Existence
• The Christian Sabbath: Is It of Divine Origin?
• Thomas Paine, the Apostle of Liberty: An Address Delivered in Chicago, January 29, 1916; Including the Testimony of Five Hundred Witnesses