The red men of Nigeria: an account of a lengthy residence among the Fulani, or 'Red Men', and other pagan tribes of Central Nigeria, with a description of their headhunting, pastoral and other customs, habits and religion
An essay on colonization, particularly applied to the western coast of Africa, with some free thoughts on cultivation and commerce; also brief descriptions of the colonies already formed, or attempted, in Africa, including those of Sierra Leone and Bulama