The Life of Goethe: Volume 1

Aristotle: A Chapter from the History of Science, Including Analyses of Aristotle's Scientific Writings

Problems of Life and Mind: The principles of certitude. From the known to the unknown. Matter and force. Force and cause. The absolute in the correlations of feeling and motion. Appendix: Imaginary geometry and the truth of axioms. Lagrange and Hegel: the speculative method. Action at a distance

The Life of Goethe

The Life of Goethe: Volumes 1-2

The History of Philosophy from Thales to Comte

The History of Philosophy from Thales to Comte: Volume 2

The Story of Goethe's Life

The Life and Works of Goethe: With Sketches of His Age and Contemporaries, from Published and Unpublished Sources, Volume 2

A Biographical History of Philosophy: Volume 3

Problems of Life and Mind: Third Series; Problem the First. The Study of Psychology, Its Object, Scope, and Method

The study of psychology; its object, scope, and method

The physiology of common life: with numerous woodcuts ; in 2 vol, Volume 1

The History of Philosophy: From Thales to Comte, Volume 2

The Life and Works of Goethe: With Sketches of His Age and Contemporaries, from Published and Unpublished Sources, Volume 2

Problems of Life and Mind

The Life and Works of Goethe: With Sketches of His Age and Contemporaries, from Published and Unpublished Sources, Volume 1

The Biographical History of Philosophy: From Its Origin in Greece Down to the Present Day, Volume 2

The Biographical History of Philosophy: From Its Origin in Greece Down to the Present Day

Comte's Philosophy of the Sciences: Being an Exposition of the Principles of the Cours de Philosophie Positive of Auguste Comte