On the Soul
- On the Vital Principle - 1855 translation by Charles Collier (1785 - 1870).
- Aristotle's Psychology - 1882 translation by Edwin Wallace (1848-1884). (External scan)
- On the Soul - 1931 translation by J. A. Smith (1863–1939), in the Works of Aristotle. On the Soul (Smith) – Copyrighted in the United States until 2026