William Shakespeare, James Orchard Halliwell- Phillipps (1855). “The complete works of Shakspere, with historical and analytical introductions to each play, also notes explanatory by J.O. Halliwell and other commentators, illustr. by portraits of actors of the age. [3 vols. With] The doubtful plays, with notes by H. Tyrrell”, p.210
W. E. B. Du Bois, Frederick Douglass, Booker T. Washington (2012). “Three African-American Classics: Up from Slavery, The Souls of Black Folk and Narrative of the Life of Frederick Douglass”, p.329, Courier Corporation