Thoughts and Opinions of a Statesman (1849)
On Schiller and the Course of his Spiritual Development
The Baghavat Gita, or Dialogues of Krishna and Arjoon in 18 Lectures
On Language, On the Diversity of Human Language Construction and its Influence on the Mental Development of the Human Species.
The Sphere and Duties of Government (1854)
The Classical Curriculum of Wilhelm von Humboldt by Marianna Wertz (Fidelio, Summer 1996)