Thoughts on the Necessity of Improving the Condition of the Slaves in the British Colonies With a View to Their Ultimate Emancipation; and on the Practicability, the Safety, and the Advantages of the Latter Measure.

Sketches of St. Augustine With a view of its history and advantages as a resort for invalids

The Justice and Necessity of Taxing the American Colonies, Demonstrated Together with a Vindication of the Authority of Parliament

Australia, its history and present condition containing an account both of the bush and of the colonies, with their respective inhabitants

A Succinct View of the Importance and Practicability of Forming a Ship Canal across the Isthmus of Panama

Statistical, Historical and Political Description of the Colony of New South Wales and its Dependent Settlements in Van Diemen's Land With a Particular Enumeration of the Advantages Which These Colonies Offer for Emigration, and Their Superiority in Many