The Works of Robert G. Ingersoll (Vol. 1-12): Complete Edition

God Is Not Great

About The Holy Bible: A Lecture: Challenging Beliefs: A Critical Analysis of Religious Texts

Outgrowing God: A Beginner’s Guide

Lectures of Col. R. G. Ingersoll -Latest: Lectures of Col. R. G. Ingersoll - Latest: Robert Green Ingersoll's Visionary Orations - Wisdom for Modern Minds

Why There Is No God: Simple Responses to 20 Common Arguments for the Existence of God

Heretics And Heresies: From 'The Gods and Other Lectures'

Brief Candle in the Dark: My Life in Science

Mistakes of Moses: Enriched edition. Challenging Religious Dogma and Embracing Rationality

A Rabbi Looks at Jesus' Parables

Hell: Warm Words on the Cheerful and Comforting Doctrine of Eternal Damnation: Enriched edition. Unmasking the Terrifying Truth of Eternal Damnation

Energetic Vampire: Infernal Magick

The God Conspiracy: The Path from Superstition to Super Consciousness -- with Audio/Video

A Funny Thing Happened On The Way To Heaven

The Holy Bible Challenges the World: Answers to “The Bible Handbook” published by American Atheist Press

Is There a God?

An Atheist's Guide to the Old Testament, Volume 1

The Portable Atheist: Essential Readings for the Nonbeliever

There Is a God: How the World's Most Notorious Atheist Changed His Mind

The Oxford Handbook of Atheism