A defence of southern slavery, against the attacks of Henry Clay and Alex'r. Campbell : in which much of the false philanthropy and mawkish sentimeetalism of the abolitionists is met and refuted : in which it is moreover shown that the association of the white and black races in the relation of master and slave is the appointed order of God, as set forth in the Bible, and constitutes the best social condition of both races, and the only true principle of republicanism /