Author: Myrddin ap Dafydd.

'There won't be another Tryweryn in Wales!' A novel portraying the bravery of the people of Cwm Gwendraeth Fach as they fight to prevent their lands and homes from being drowned during the summer of 1963.

Awdur: Myrddin ap Dafydd.

'Fydd dim un Tryweryn arall yng Nghymru!' Nofel gyffrous yn portreadu dewrder trigolion Cwm Gwendraeth Fach wrth iddynt frwydro i atal eu tiroedd a'u cartrefi rhag cael eu boddi yn ystod Haf 1963.