Thomas Roberts (d. 1918) of Borth-y-gest, Caernarfonshire submitted an edited collection of the works of poet Dafydd Nanmor (fl. 1450-1490) as a dissertation for the M.A. degree of the University of Wales in 1909. The work entitled The Poetical Works of Dafydd Nanmor edited by Thomas Roberts and revised by Ifor Williams (1881-1965) of the Welsh Department at the University of Wales, Bangor, was subsequently published in 1923 by the University of Wales Press Board, Cardiff.
From the guide to the Manuscript of, The Poetical Works of Dafydd Nanmor, 1909-1923, (Bangor University)