sentences:  Lewis Jones (1897–1939), and Gwyn Jones (1907–1999), and poet Idris Davies (1905–53).Jack Jones was a miner's son from Merthyr Tydfil who was himself a miner from the age of 12.He was active in the union movement and politics, starting with the Communist Party, but in the course of his life he was involved, to some degree, with all the major British parties.