Suppression of the African Slave Trade to the United States of America: 1638-1870

''This monograph was begun during my residence as Rogers Memorial Fellow at Harvard University, and is based mainly upon a study of the sources, i.e., national, State, and colonial statutes, Congressional documents, reports of societies, personal narratives, etc. The collection of laws available for this research was, I think, nearly complete; on the other hand, facts and statistics bearing on the...