Narrative of the life of Frederick Douglass, an American slave, written by himself : Narrative of the life of Frederick Douglass, an American slave / Narrative of the life of Frederick Douglass, an American slave Narrative of the life of Frederick Douglass, an American slave, written by himself :: authoritative text contexts criticism / Narrative of the Life of Frederick Douglass：An American Slave Narrative of the life of Frederick Douglass :：An American Slave,Written by Himself：authoritative text, contexts, criticism /