Which one is the famous allegory in prose?

John Bunyan is the powerful writer of Puritan Period. He is famous for his allegory. His famous allegory is The Pilgrim's Progress. Absalom and Achitophel written by John Dryden, For Whom The Bell Tolls written by John Donne and To His Coy Mistress written by Andrew Marvel. Source: An ABC of English Literature, Dr. M Mofizar Rahman and Website Lecture.