sentences:  Abraham continued working in the mining industry and by 1871 was working at the Caergynydd Pit in Waunarlwydd, near Swansea.In 1871 Abraham became a representative for the cause of his fellow miners, when he negotiated for the workers of the Caergynnydd Pit in a dispute with the managers.During the dispute, Lewis Morgan of the Abergorchy Colliery, who was the Rhondda advocate of the Amalgamated Association of Miners, travelled to Waunarlwydd to speak to the miners.