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it makes us all feel quite sombre to think that at that stage such hard work went into transforming that part of south wales and its contribution to the world
gwna i bob un ohonom deimlo'n eithaf digalon wrth feddwl bod cymaint o waith caled wedi ei gyflawni yn ystod y cyfnod hwnnw er mwyn trawsnewid y rhan honno o dde cymru a'i chyfraniad i'r byd