The Truth about Jesus : Is He a Myth

Is Life Worth Living Without Immortality? / A Lecture Delivered Before the Independent Religious Society, Chicago

The Story of Joan of Arc the Witch-Saint

The Church In Politics—Americans Beware

The Story of My Mind; Or, How I Became a Rationalist

How the Bible was Invented / A Lecture Delivered Before the Independent Religious Society

The Bible Unveiled

What Was the Religion of Shakespeare

What Is Christian Science

Morality Without God

Is Life Worth Living Without Immortality