- The Harmony of Interests, Agricultural, Manufacturing and Commercial [microform]
- The Unity of Law, As Exhibited in the Relations of Physical, Social, Mental, and Moral Science
- Commerce, Christianity and Civilization Versus British Free Trade: Letters in Reply to the London Times
- The Harmony of Interests: Agricultural, Manufacturing
- The Slave Trade, Domestic and Foreign: Why It Exists, and How It May Be Extinguished