082 Morales T. 94 No. 5 Wilberforce, William, 1759-1833. Observations on the bill introduced last session by Mr. Wilberforce, for the more effectually preventing the unlawful importation of slaves, and the holding free persons in slavery in The British Colonies. London, Pr. for J. M. Richardson, 1816. 28 p. 21cm. (Col. facticia Vidal Morales)