- Text-Book to Kant the Critique of Pure Reason Aesthetic, Categories, Schematism
- On Protoplasm: Being An Examination Of Dr. James Hutchinson Stirling's Criticism Of Professor Huxley's Views
- Darwinianism: Workmen And Work
- What is Thought?, or, The Problem of Philosophy by way of a General Conclusion so Far
- Philosophy and Theology, Being the First Edinburgh University Gefford Lectures























