{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Howard L. Hartman: Introductory Mining Engineering (Hardcover); 2002 Edition","author_name":"Jan M. Mutmansky Howard L. Hartman","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B01FMVS97W.html\">Howard L. Hartman: Introductory Mining Engineering (Hardcover); 2002 Edition</a>","width":400,"height":300}