Pléann an staraí Aindrias Ó Cathasaigh a leabhar nua, Triúr ar Chlé, a chíorann an obair a rinne Liam P. Ó Riain, Peadar Ó Maicín agus Mícheál O Maoláin do na gluaiseachtaí lucht oibre agus Gaeilge.

Historian Aindrias Ó Cathasaigh discusses his new book Triúr ar Chlé, which looks at Liam P. Ó Riain, Peadar Ó Maicín and Mícheál O Maoláin, and their work for the socialist, trade union and Irish language movements.