The Progress of colonial reform : being a brief view of the real advance made since May 15, 1823, in carrying into effect the recommendations of His Majesty, the unanimous resolutions of Parliament, and the universal prayer of the nation, with respect to Negro slavery : drawn from the Papers printed for the House of Commons, prior to the 10th of April, 1826
Society for the Mitigation and Gradual Abolition of Slavery Throughout the British Dominions