Home › Authors › Derek Cyril Perkins 👤 Derek Cyril Perkins 4 books Books by Derek Cyril Perkins Dylan Thomas and his world 1995 Model answers on Shakespeare's Model answers on Shakespeare's "Henry V" 1970 Model answers on Shakespeare's Model answers on Shakespeare's "Macbeth," 1967 Model answers on Shakespeare's Model answers on Shakespeare's "Twelfth Night," 1967