{"product_id":"9781783161751","title":"North Wales Quarrymen, 1874-1922, The","description":"Hanes diddorol a manwl ymdrechion chwarelwyr Gogledd Cymru i ffurfio cymdeithas neu undeb i amddiffyn eu buddiannau ar adeg o wrthdaro a chaledi mawr, wedi ei ysgrifennu gan hanesydd treiddgar a thoreithiog sy'n tynnu ar dystiolaeth wreiddiol, sef dyfyniadau gan y chwarelwyr, ac sy'n adlewyrchu amrywiaeth hinsawdd cymdeithasol a diwydiannol yr oes.","brand":"R. Merfyn Jones","offers":[{"title":"Default Title","offer_id":51692377538873,"sku":"9781783161751","price":14.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0914\/7813\/1001\/files\/9781783161751.jpg?v=1770799275","url":"https:\/\/www.ffolio.cymru\/products\/9781783161751","provider":"ffolio.cymru","version":"1.0","type":"link"}