{"product_id":"welsh-slate-archaeology-and-history-of-an-industry-by-david-gwyn","title":"Welsh Slate: Archaeology and History of an Industry by David Gwyn","description":"\u003cp\u003eSlates from quarries in Wales once went to roof the world. By the late nineteenth century as many as a third of all the roofing slates produced worldwide came from Wales, competing with quarries in France and the United States. This book traces the industry. Ar un adeg byddai llechi o chwareli Cymru yn mynd i doi adeiladau'r byd. Erbyn diwedd y bedwaredd ganrif ar bymtheg roedd cymaint ag un rhan o dair o'r holl lechi toi a gynhyrchid yn y byd yn dod o Gymru, gan gystadlu a chwareli yn Ffrainc a'r Unol Daleithiau. Mae'r llyfr hwn yn olrhain hanes y diwydiant.\u003c\/p\u003e","brand":"Literary Cat Books","offers":[{"title":"Default Title","offer_id":53503490720008,"sku":"9781871184518","price":45.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0967\/7688\/0392\/files\/9781871184518.jpg?v=1773324304","url":"https:\/\/literarycatbooks.myshopify.com\/products\/welsh-slate-archaeology-and-history-of-an-industry-by-david-gwyn","provider":"Literary Cat Books","version":"1.0","type":"link"}