The History of the Abolition of the African Slave-Trade, 2 vols.
A very detailed 2 volume history of the British efforts to abolish the Atlantic slave trade by a Quaker leader of the abolitionist movement.
The History of the Rise, Progress, and Accomplishment of the Abolition of the African Slave-Trade by the British Parliament, 2 vols. (London: L. Taylor, 1808).
The text is in the public domain.