Shakespeare, William. King Henry the Sixth. Sources. The plays following, treated as sources, have been variously re- garded by critics: as plays antedating Shakespeare’s work; as plays in which he collaborated with other authors; as earlier
forms of King Henry Sixth; as pirated editions, published from imperfect copies made ir the theatres.
This card was printed at the Boston
Public Library, January 25, 1916. K6758