Frederick Albert Lange with an introduction by Bertrand Russell.

• Volume I: Materialism in Antiquity; The Period of Transition. The Seventeenth Century. Volume II: The Eighteenth Century; Modern Philosophy; The Natural Sciences. Volume III: The Natural Sciences— Continued; Man and the Soul; Morality and Religion.

Frederick Albert Lange with an introduction by Bertrand Russell.

• Volume I: Materialism in Antiquity; The Period of Transition. The Seventeenth Century. Volume II: The Eighteenth Century; Modern Philosophy; The Natural Sciences. Volume III: The Natural Sciences— Continued; Man and the Soul; Morality and Religion.