Philosophers

A Biographical Dictionary of Ancient, Medieval, and Modern Freethinkers

The life of Voltaire

Life and Writings of Thomas R. Malthus

Herbert Spencer

Historic Girlhoods, Part One

Karl Marx

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

The Age of Erasmus

Sri Sri As I Know Him

Life and Confession of Sophia Hamilton

The Last Enemy

Persons and Places: The Background of My Life

Leo Tolstoy

Emanuel Swedenborg's Investigations in Natural Science

Out Of The Shadow Of The Sun

Nietzsche: His Life and Works

Introducing Descartes

Beyond the Wager

Introducing Plato

Both Sides of the Couch