{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Mining Methods in Europe: Written After a Visit to Many of the Metal and Coal Mines of Great Britain, France and Germany","author_name":"Lucius W. Mayer","thumbnail_url":"https://www.ebooknetworking.net/books/114/143/big1141438216.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1141438216.html\">Mining Methods in Europe: Written After a Visit to Many of the Metal and Coal Mines of Great Britain, France and Germany</a>","width":400,"height":300}