Henry Wadsworth Longfellow (1856). “Poetical Works by Henry Wadsworth Longfellow: Illustrated with Upwards of One Hundred and Sixty Engravings on Wood, from Designs by Jane E. Benham, Birket Foster, Etc”, p.388
William Cowper (1856). “The task, Table talk, and other poems: With critical observations of various authors on his genius and character, and notes, critical and illustrative”, p.186
Alexander Pope (1751). “The works of Alexander Pope. With his last corrections, additions, and improvements. Publ. by mr. Warburton. With occasional notes”, p.204