{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Analyses of Pennsylvania bituminous coals (Technical paper / United States Department of the Interior, Bureau of Mines 590)","author_name":"Geo. H Ashley","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0008CALZO.html\">Analyses of Pennsylvania bituminous coals (Technical paper / United States Department of the Interior, Bureau of Mines 590)</a>","width":400,"height":300}