{"product_id":"9781913996628","title":"Cyfrinachau Ystumllyn","description":"Nofel hanesyddol gyfoethog ar gyfer oedolion sy'n dilyn stori'r Capten Lewis Morgan a'i anturiaethau, a hanes unigolion sydd â chysylltiad ag ystâd Ystumllyn, Cricieth. Mae hi'n ymdrin â themâu sy'n berthnasol heddiw - perthyn, clymau, hunaniaeth, cenedlaetholdeb, hiliaeth a newid mewn oesau gwahanol.","brand":"Catherine L. G. Roberts","offers":[{"title":"Default Title","offer_id":51692373410105,"sku":"9781913996628","price":9.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0914\/7813\/1001\/files\/9781913996628.jpg?v=1770799271","url":"https:\/\/www.ffolio.cymru\/products\/9781913996628","provider":"ffolio.cymru","version":"1.0","type":"link"}