1. Cotton MS Tiberius C V, ff 2–151 Reference (shelfmark): Cotton MS Tiberius C V, ff 2–151 Title: Roger Bacon, Opus tertium (2r–45v); Roger Bacon, Opus maius, part IV (49r–119r); Roger Bacon, Compendium studii theologie (120r–151r) Collection Area: Western Manuscripts Languages: Latin Date Range: Mid 15th century Extent: 1 item