Title: "The forms of things unknown": 14th century visual art and the viewer's ascent to heaven /
Authors: Kitzinger, Beatrice.
Year: 2003
Subjects: Pierpont Morgan Library.; Psalter (Ms. Ramsey); Chester plays.; Psalters England Ramsey Illustrations.; Illumination of books and manuscripts, Medieval England Ramsey.; Mysteries and miracle-plays, English History and criticism.