A memoir presented to the American Convention for Promoting the Abolition of Slavery and Improving the Condition of the African Race, December 11th, 1818 containing some remarks upon the civil dissentions of the hitherto afflicted people of Hayti, as the inhabitants of that island may be connected with plans for the emigration of such free persons of colour as may be disposed to remove to it, in case its reunion, pacification and independence should be established. ; Together with some account of the origin and progress of the efforts for effecting the abolition of slavery in Pennsylvania and its neighbourhood, and throughout the world