[{"text_idx": "#000005", "text": "Glo (5)Diwydiant bwyd (1)Trychinebau Diwydiannol (1)Haearn (4)Mwyngloddio (eraill) (4)Ma\u0302n-werthu (6)Llechi a Phlwm (8)Dur (1)Trenau a Rheilffyrdd (8)Cludiant (13)Dyfrffyrdd a Llongiadaeth (19)ARALL: Diwydiant (8)"}, {"text_idx": "#000013", "text": "Use stars to collect & save items"}, {"text_idx": "#000014", "text": "Porthladdoedd, ddoe a heddiw: Abergwaun (2020)"}, {"text_idx": "#000015", "text": "Porthladdoedd, ddoe a heddiw: 'Doc Penfro' (2020)"}, {"text_idx": "#000020", "text": "Ffilmiau dogfennol Porthladdoedd, ddoe a heddiw"}, {"text_idx": "#000025", "text": "Gareth Huws: Llysgenhadon a Gwladoli (Hanes..."}, {"text_idx": "#000035", "text": "Casgliad Amgueddfeydd ac Orielau Cymru 2020"}]