Bibliography
Peter
Williams b. 1723–d. 1796
Contributions to journals
Williams, Peter, “Brut y tywysogion: o amser Cadwaladr, brenhin diweddaf Brydain, hyd at Lewelyn diweddaf o dywysogion Brydain, etc.”, Trysorfa Gwybodaeth 1 (1770): 1–120 (secrtion 1).
Aberystwyth, National Library of Wales: <link> Aberystwyth, National Library of Wales: View in Mirador