{"product_id":"9781845276645","title":"Walia' Gwalia","description":"Cerrig, brics a hanes Cymru. Mae waliau'n cwmpasu holl gyfnodau ein hanes - o fryngaerau Celtaidd, i gestyll Normanaidd, i amaethu'r ffriddoedd, i'r Chwyldro Diwydiannol a'r bywyd dinesig cyfoes. Ar ben hynny, mae hanesion penodol yn gysylltiedig â rhai waliau.","brand":"Malcolm 'Slim' Williams","offers":[{"title":"Default Title","offer_id":51395282764089,"sku":"9781845276645","price":12.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0914\/7813\/1001\/files\/9781845276645.jpg?v=1770799330","url":"https:\/\/www.ffolio.cymru\/products\/9781845276645","provider":"ffolio.cymru","version":"1.0","type":"link"}