The leaves come from the following works, listed here in chronological order: Carolingian compilation on the Psalms (France), glossarium (Eastern France), diurnal (Germany), Sacramentary (Germany), Beneventan psalter (Southern Italy), Augustinus (Italy), grammar of the Latin language (England), secular antiphoner (Central Italy), Isaiah (England), secular breviary (France), commentary on Aristotle's Physica (England), interpretations of Hebrew names (France), theological work (Italy), Venetian guild inventory (Italy), about the proper conduct of monks (the Netherlands), elegiac verses about nature and the fates (England), and commentary on First Corinthians (England).