William Shakespeare, John Glover (of Cambridge?.) (1864). “The Works of William Shakespeare: The first, second, and third parts of King Henry VI. The first part of the contention, &c. The true tragedie of Richard Duke of Yorke, and the good King Henry the Sixt. King Richard III”, p.147
William Shakespeare (1816). “The Works of William Shakspeare...: Collated Verbatim with the Most Authentic Copies, and Revised, with the Corrections and Illustrations of Various Commentators”, p.82