{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Digging Dusky Diamonds: A History of the Pennsylvania Coal Region","author_name":"John R. Lindermuth","thumbnail_url":"https://www.ebooknetworking.net/books/162/006/big1620062682.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1620062682.html\">Digging Dusky Diamonds: A History of the Pennsylvania Coal Region</a>","width":400,"height":300}