Reference: Peniarth MS 78
Poetry of Guto'r Glyn, Dafydd ap Gwilym and others, and a speech by Iolo Goch, 1573 - [c.1584]. The manuscript is in six different hands: Part a is dated 1573; Part b is the autograph of Simwnt Fychan; Part c was written before 1584; Part d was written about the same time as Part c; both Part e and Part f were written c. 1580. A detailed list of the manuscript's contents may be found in J. Gwenogvryn Evans, Report on Manuscripts in the Welsh Language, vol. I (London, 1898-1905), 518-521.