{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Cost estimation handbook for small placer mines (Volume 2)","author_name":"Scott A. Stebbins","thumbnail_url":"https://www.ebooknetworking.net/books/B00/30Z/bigB0030ZRVMC.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0030ZRVMC.html\">Cost estimation handbook for small placer mines (Volume 2)</a>","width":400,"height":300}