{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Mines of El Dorado, Placer, Sacramento and Yuba Counties, California","author_name":"California Bureau of Mines","thumbnail_url":"https://www.ebooknetworking.net/books/150/033/big1500338281.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1500338281.html\">Mines of El Dorado, Placer, Sacramento and Yuba Counties, California</a>","width":400,"height":300}