{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Diamond Drilling for Gold and Other Minerals; A Practical Handbook on the Use of Modern Diamond Core Drills in Prospecting and Exploiting Mineral-Bear","author_name":"George Alfred Denny, G. a. Denny","thumbnail_url":"https://www.ebooknetworking.net/books/140/860/big1408602377.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1408602377.html\">Diamond Drilling for Gold and Other Minerals; A Practical Handbook on the Use of Modern Diamond Core Drills in Prospecting and Exploiting Mineral-Bear</a>","width":400,"height":300}