William Wordsworth (1848). “The Complete Poetical Works of William Wordsworth: Together with a Description of the Country of the Lakes in the North of England”, p.74
John Milton (1824). “The Poetical Works of John Milton: With Notes of Various Authors, Principally from the Editions of Thomas Newton, Charles Dunster and Thomas Warton ; to which is Prefixed Newton's Life of Milton”, p.40