A composite manuscript written largely c. 1564 by William Salesbury (?1520-?1584) of Plas Isa, Llanrwst, translator of the New Testament, containing 'cywyddau', 'englynion', and a few 'awdlau' by Jhon Kent, Gryff. Dwnn ap Oweyn Dwnn, Guto or Glyn, Tuder Alet, Hugh Arwystl, Dafydd Nantmor, Hugh Lleyn, Dauyd ap Gwilym, Wylyam Egwad, Roland Vychan, Rychard Ierwerth ('o Abertawey'), Gruffydd ap Ieuan (Ivan) ap Ll'yn, Will. Salesbur[y], Morgan ap Res, D'd Epyn[t], Thomas Vychan, and William Phylip, and anonymous and imperfect poems; 'Trioedd Cerdd' ('Tri bai cyffredin Cerdd davod', etc.); 'Trioedd Ynys Brytain'; miscellaneous triads; 'Pemp Brenhinlluyth [Cembery]'; 'Pemptheclluyth Gwynedd'; a deaf and dumb alphabet; and 'Dyledawl goffaduriaeth am enwae yr oll veirdd a mydrwyr eill [sic] or hen Vrytanieid a llawer o ein cyfoes'.