Quadruplex psalter (fragment).12th century.latManuscript fragments, on parchment, from a Quadruplex Psalter, in which the text of each page is arranged in four precisely parallel columns, each containing a different version of the text, with the intention of enabling textual comparison and criticism. Fragment 1 contains portions of Psalms 31 and 32; fragment 2 contains portions of Psalms 38 and 39.In Latin and transliterated Greek.Layout: originally 4 columns of 40 lines each.Script:pregothic.Decoration: rubricated. Small and larger initials also in red ink.