A manuscript containing cywyddau brud and other poetry (pp. 7-8, 13-78, 87-94, 101-111, 115-130, 135-136, 154-298), the poets cited including Taliesin, Dafydd Nanmor, Dafydd ab Edmwnd and Siôn Tudur; prophecies of Merlin (pp. 79-86, 112-114, 131-134, 137-140); two imperfect documents of the Bishops of St Asaph and Gloucester, dated 1627 and 1596 (pp. 9, 11); 'Swynion a Meddeginiaetheu'; &c.