- Autobiography: Truth and Fiction Relating to My Life
- Biographical Essays
- J. W. v. Goethe's Biographie
- Man or Matter: Introduction to a Spiritual Understanding of Nature on the Basis of Goethe's Method of Training Observation and Thought
- Representative Men: Seven Lectures
- The German Classics of the Nineteenth and Twentieth Centuries, Volume 01: Masterpieces of German Literature Translated into English.