{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Brief Description of the Anthracite Coal Fields of Pennsylvania ... (Paper read before the Engineers' Club of Philadelphia.) Reprinted from the ... Proceedings of the Club, etc.","author_name":"Charles Albert Ashburner","thumbnail_url":"https://www.ebooknetworking.net/books/124/091/big1240914717.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1240914717.html\">Brief Description of the Anthracite Coal Fields of Pennsylvania ... (Paper read before the Engineers&#039; Club of Philadelphia.) Reprinted from the ... Proceedings of the Club, etc.</a>","width":400,"height":300}