Wedi canfod 4 canlyniad.
SPENCER PRYSE, Gerard
© Gerald Spencer Pryse/Amgueddfa Cymru
JOHN, Augustus
© Ystâd Augustus John. Cedwir Pob Hawl 2025/Bridgeman Images/Amgueddfa Cymru
SPENCER PRYSE, Gerard
© Gerald Spencer Pryse/Amgueddfa Cymru