books.google.com - "A servant of servants shall he be unto his brethren." So reads Noah's curse on his son Ham, and all his descendants, in Genesis 9:25. Over centuries of interpretation, Ham came to be identified as the ancestor of black Africans, and Noah's curse to be seen as biblical justification for American slavery...http://books.google.com/books/about/Noah_s_Curse_The_Biblical_Justification.html?id=KS3fXC7X3jcC&utm_source=gb-gplus-shareNoah's Curse : The Biblical Justification of American Slavery